PdfWriter (root 5.5.9-SNAPSHOT API)

java.lang.Object
- com.itextpdf.text.DocWriter
- - com.itextpdf.text.pdf.PdfWriter

All Implemented Interfaces:

DocListener, ElementListener, PdfAnnotations, PdfDocumentActions, PdfEncryptionSettings, PdfPageActions, PdfRunDirection, PdfVersion, PdfViewerPreferences, EventListener

Direct Known Subclasses:

PdfAStamperImp, PdfAWriter, PdfCopy
```
public class PdfWriter
extends DocWriter
implements PdfViewerPreferences, PdfEncryptionSettings, PdfVersion, PdfDocumentActions, PdfPageActions, PdfRunDirection, PdfAnnotations
```
A DocWriter class for PDF.
When this PdfWriter is added to a certain PdfDocument, the PDF representation of every Element added to this Document will be written to the outputstream.

Nested Class Summary

Nested Classes
Modifier and Type	Class and Description
`static class`	`PdfWriter.PdfBody` This class generates the structure of a PDF document.
`static class`	`PdfWriter.PdfTrailer` `PdfTrailer` is the PDF Trailer object.

Field Summary

Fields
Modifier and Type	Field and Description
`static int`	`ALLOW_ASSEMBLY` The operation permitted when the document is opened with the user password
`static int`	`ALLOW_COPY` The operation permitted when the document is opened with the user password
`static int`	`ALLOW_DEGRADED_PRINTING` The operation permitted when the document is opened with the user password
`static int`	`ALLOW_FILL_IN` The operation permitted when the document is opened with the user password
`static int`	`ALLOW_MODIFY_ANNOTATIONS` The operation permitted when the document is opened with the user password
`static int`	`ALLOW_MODIFY_CONTENTS` The operation permitted when the document is opened with the user password
`static int`	`ALLOW_PRINTING` The operation permitted when the document is opened with the user password
`static int`	`ALLOW_SCREENREADERS` The operation permitted when the document is opened with the user password
`static int`	`AllowAssembly` Deprecated. As of iText 2.0.7, use `ALLOW_ASSEMBLY` instead. Scheduled for removal at or after 2.2.0
`static int`	`AllowCopy` Deprecated. As of iText 2.0.7, use `ALLOW_COPY` instead. Scheduled for removal at or after 2.2.0
`static int`	`AllowDegradedPrinting` Deprecated. As of iText 2.0.7, use `ALLOW_DEGRADED_PRINTING` instead. Scheduled for removal at or after 2.2.0
`static int`	`AllowFillIn` Deprecated. As of iText 2.0.7, use `ALLOW_FILL_IN` instead. Scheduled for removal at or after 2.2.0
`static int`	`AllowModifyAnnotations` Deprecated. As of iText 2.0.7, use `ALLOW_MODIFY_ANNOTATIONS` instead. Scheduled for removal at or after 2.2.0
`static int`	`AllowModifyContents` Deprecated. As of iText 2.0.7, use `ALLOW_MODIFY_CONTENTS` instead. Scheduled for removal at or after 2.2.0
`static int`	`AllowPrinting` Deprecated. As of iText 2.0.7, use `ALLOW_PRINTING` instead. Scheduled for removal at or after 2.2.0
`static int`	`AllowScreenReaders` Deprecated. As of iText 2.0.7, use `ALLOW_SCREENREADERS` instead. Scheduled for removal at or after 2.2.0
`protected PdfWriter.PdfBody`	`body` body of the PDF document
`static int`	`CenterWindow` A viewer preference
`protected int`	`colorNumber` The color number counter for the colors in the document.
`protected ICC_Profile`	`colorProfile`
`protected int`	`compressionLevel` The compression level of the content streams.
`protected static Counter`	`COUNTER`
`protected PdfEncryption`	`crypto` Contains the business logic for cryptography.
`protected int`	`currentPageNumber` The current page number.
`protected com.itextpdf.text.pdf.PdfReaderInstance`	`currentPdfReaderInstance`
`protected PdfDictionary`	`defaultColorspace`
`static PdfName`	`DID_PRINT` action value
`static PdfName`	`DID_SAVE` action value
`protected PdfContentByte`	`directContent` The direct content in this document.
`protected PdfContentByte`	`directContentUnder` The direct content under in this document.
`static int`	`DirectionL2R` A viewer preference
`static int`	`DirectionR2L` A viewer preference
`static int`	`DisplayDocTitle` A viewer preference
`static int`	`DO_NOT_ENCRYPT_METADATA` Add this to the mode to keep the metadata in clear text
`static PdfName`	`DOCUMENT_CLOSE` action value
`protected HashMap<ICachedColorSpace,com.itextpdf.text.pdf.ColorDetails>`	`documentColors` The colors of this document
`protected HashMap<PdfDictionary,PdfObject[]>`	`documentExtGState`
`protected LinkedHashMap<BaseFont,com.itextpdf.text.pdf.FontDetails>`	`documentFonts` The fonts of this document
`protected LinkedHashSet<PdfOCG>`	`documentOCG` A hashSet containing all the PdfLayer objects.
`protected ArrayList<PdfOCG>`	`documentOCGorder` An array list used to define the order of an OCG tree.
`protected HashMap<PdfPatternPainter,PdfName>`	`documentPatterns` The patterns of this document
`protected HashMap<Object,PdfObject[]>`	`documentProperties`
`protected HashSet<PdfShadingPattern>`	`documentShadingPatterns`
`protected HashSet<PdfShading>`	`documentShadings`
`protected HashMap`	`documentSpotPatterns`
`static int`	`EMBEDDED_FILES_ONLY` Add this to the mode to keep encrypt only the embedded files.
`static int`	`ENCRYPTION_AES_128` Type of encryption
`static int`	`ENCRYPTION_AES_256` Type of encryption
`protected PdfDictionary`	`extraCatalog` Holds value of property extraCatalog this is used for Output Intents.
`static int`	`FitWindow` A viewer preference
`protected int`	`fontNumber` The font number counter for the fonts in the document.
`protected HashMap<PdfIndirectReference,Object[]>`	`formXObjects` The form XObjects in this document.
`protected int`	`formXObjectsCounter` The name counter for the form XObjects name.
`protected boolean`	`fullCompression` Holds value of property fullCompression.
`static int`	`GENERATION_MAX` The highest generation number possible.
`protected PdfDictionary`	`group` A group attributes dictionary specifying the attributes of the page's page group for use in the transparent imaging model
`static int`	`HideMenubar` A viewer preference
`static int`	`HideToolbar` A viewer preference
`static int`	`HideWindowUI` A viewer preference
`protected PdfDictionary`	`imageDictionary` Dictionary, containing all the images of the PDF document
`protected HashMap<PdfStream,PdfIndirectReference>`	`JBIG2Globals` A HashSet with Stream objects containing JBIG2 Globals
`static int`	`markAll`
`static int`	`markInlineElementsOnly`
`protected List<HashMap<String,Object>>`	`newBookmarks`
`static float`	`NO_SPACE_CHAR_RATIO` Disable the inter-character spacing.
`static int`	`NonFullScreenPageModeUseNone` A viewer preference
`static int`	`NonFullScreenPageModeUseOC` A viewer preference
`static int`	`NonFullScreenPageModeUseOutlines` A viewer preference
`static int`	`NonFullScreenPageModeUseThumbs` A viewer preference
`protected PdfArray`	`OCGLocked` The locked array in an OCG dictionary
`protected PdfArray`	`OCGRadioGroup` The RBGroups array in an OCG dictionary
`protected PdfOCProperties`	`OCProperties` The OCProperties in a catalog dictionary.
`protected byte[]`	`originalFileID` The original file ID (if present).
`static PdfName`	`PAGE_CLOSE` action value
`static PdfName`	`PAGE_OPEN` action value
`protected PdfDictionary`	`pageDictEntries` Additional page dictionary entries.
`static int`	`PageLayoutOneColumn` A viewer preference
`static int`	`PageLayoutSinglePage` A viewer preference
`static int`	`PageLayoutTwoColumnLeft` A viewer preference
`static int`	`PageLayoutTwoColumnRight` A viewer preference
`static int`	`PageLayoutTwoPageLeft` A viewer preference
`static int`	`PageLayoutTwoPageRight` A viewer preference
`static int`	`PageModeFullScreen` A viewer preference
`static int`	`PageModeUseAttachments` A viewer preference
`static int`	`PageModeUseNone` A viewer preference
`static int`	`PageModeUseOC` A viewer preference
`static int`	`PageModeUseOutlines` A viewer preference
`static int`	`PageModeUseThumbs` A viewer preference
`protected ArrayList<PdfIndirectReference>`	`pageReferences` The PdfIndirectReference to the pages.
`protected com.itextpdf.text.pdf.ColorDetails`	`patternColorspaceCMYK`
`protected com.itextpdf.text.pdf.ColorDetails`	`patternColorspaceGRAY`
`protected com.itextpdf.text.pdf.ColorDetails`	`patternColorspaceRGB`
`protected int`	`patternNumber` The pattern number counter for the colors in the document.
`protected PdfDocument`	`pdf` the pdfdocument object.
`protected PdfVersionImp`	`pdf_version` Stores the version information for the header and the catalog.
`static PdfName`	`PDF_VERSION_1_2` possible PDF version (catalog)
`static PdfName`	`PDF_VERSION_1_3` possible PDF version (catalog)
`static PdfName`	`PDF_VERSION_1_4` possible PDF version (catalog)
`static PdfName`	`PDF_VERSION_1_5` possible PDF version (catalog)
`static PdfName`	`PDF_VERSION_1_6` possible PDF version (catalog)
`static PdfName`	`PDF_VERSION_1_7` possible PDF version (catalog)
`protected PdfIsoConformance`	`pdfIsoConformance` Stores the PDF ISO conformance.
`static int`	`PDFX1A2001` A PDF/X level.
`static int`	`PDFX32002` A PDF/X level.
`static int`	`PDFXNONE` A PDF/X level.
`protected long`	`prevxref` A number referring to the previous Cross-Reference Table.
`static int`	`PrintScalingNone` A viewer preference
`protected HashMap<PdfReader,com.itextpdf.text.pdf.PdfReaderInstance>`	`readerInstances` Instances of PdfReader/PdfReaderInstance that are used to import pages.
`protected PdfPages`	`root` The root of the page tree.
`static int`	`RUN_DIRECTION_DEFAULT` Use the default run direction.
`static int`	`RUN_DIRECTION_LTR` Use bidirectional reordering with left-to-right preferential run direction.
`static int`	`RUN_DIRECTION_NO_BIDI` Do not use bidirectional reordering.
`static int`	`RUN_DIRECTION_RTL` Use bidirectional reordering with right-to-left preferential run direction.
`protected int`	`runDirection`
`static int`	`SIGNATURE_APPEND_ONLY` signature value
`static int`	`SIGNATURE_EXISTS` signature value
`static float`	`SPACE_CHAR_RATIO_DEFAULT` The default space-char ratio.
`static int`	`STANDARD_ENCRYPTION_128` Type of encryption
`static int`	`STANDARD_ENCRYPTION_40` Type of encryption
`static boolean`	`STRENGTH128BITS` Deprecated. As of iText 2.0.7, use `STANDARD_ENCRYPTION_128` instead. Scheduled for removal at or after 2.2.0
`static boolean`	`STRENGTH40BITS` Deprecated. As of iText 2.0.7, use `STANDARD_ENCRYPTION_40` instead. Scheduled for removal at or after 2.2.0
`protected PdfStructureTreeRoot`	`structureTreeRoot`
`protected PdfName`	`tabs` The value of the Tabs entry in the page dictionary.
`protected boolean`	`tagged`
`protected int`	`taggingMode`
`protected TtfUnicodeWriter`	`ttfUnicodeWriter`
`static char`	`VERSION_1_2` possible PDF version (header)
`static char`	`VERSION_1_3` possible PDF version (header)
`static char`	`VERSION_1_4` possible PDF version (header)
`static char`	`VERSION_1_5` possible PDF version (header)
`static char`	`VERSION_1_6` possible PDF version (header)
`static char`	`VERSION_1_7` possible PDF version (header)
`static PdfName`	`WILL_PRINT` action value
`static PdfName`	`WILL_SAVE` action value
`protected byte[]`	`xmpMetadata` XMP Metadata for the document.
`protected XmpWriter`	`xmpWriter`

Fields inherited from class com.itextpdf.text.DocWriter
closeStream, document, EQUALS, FORWARD, GT, LT, NEWLINE, open, os, pageSize, pause, QUOTE, SPACE, TAB

Constructor Summary

Constructors
Modifier	Constructor and Description
`protected`	`PdfWriter()` Constructs a `PdfWriter`.
`protected`	`PdfWriter(PdfDocument document, OutputStream os)` Constructs a `PdfWriter`.

Method Summary

All Methods Static Methods Instance Methods Concrete Methods Deprecated Methods
Modifier and Type	Method and Description
`protected PdfIndirectReference`	`add(PdfICCBased icc)`
`void`	`addAnnotation(PdfAnnotation annot)` Use this methods to add a `PdfAnnotation` or a `PdfFormField` to the document.
`void`	`addCalculationOrder(PdfFormField annot)` Use this method to adds the `PdfAnnotation` to the calculation order array.
`void`	`addDeveloperExtension(PdfDeveloperExtension de)` Adds a developer extension to the Extensions dictionary in the Catalog.
`PdfName`	`addDirectImageSimple(Image image)` Use this method to adds an image to the document but not to the page resources.
`PdfName`	`addDirectImageSimple(Image image, PdfIndirectReference fixedRef)` Adds an image to the document but not to the page resources.
`void`	`addFileAttachment(PdfFileSpecification fs)` Use this method to add a file attachment at the document level.
`void`	`addFileAttachment(String description, byte[] fileStore, String file, String fileDisplay)` Use this method to add a file attachment at the document level.
`void`	`addFileAttachment(String description, PdfFileSpecification fs)` Use this method to add a file attachment at the document level.
`void`	`addJavaScript(PdfAction js)` Use this method to add a JavaScript action at the document level.
`void`	`addJavaScript(String code)` Use this method to adds a JavaScript action at the document level.
`void`	`addJavaScript(String code, boolean unicode)` Use this method to add a JavaScript action at the document level.
`void`	`addJavaScript(String name, PdfAction js)` Use this method to add a JavaScript action at the document level.
`void`	`addJavaScript(String name, String code)` Use this method to adds a JavaScript action at the document level.
`void`	`addJavaScript(String name, String code, boolean unicode)` Use this method to add a JavaScript action at the document level.
`void`	`addNamedDestination(String name, int page, PdfDestination dest)` Adds one named destination.
`void`	`addNamedDestinations(Map<String,String> map, int page_offset)` Adds named destinations in bulk.
`void`	`addOCGRadioGroup(ArrayList<PdfLayer> group)` Use this method to set a collection of optional content groups whose states are intended to follow a "radio button" paradigm.
`void`	`addPageDictEntry(PdfName key, PdfObject object)` Adds an additional entry for the page dictionary.
`protected void`	`addSharedObjectsToBody()`
`PdfIndirectObject`	`addToBody(PdfObject object)` Use this method to add a PDF object to the PDF body.
`PdfIndirectObject`	`addToBody(PdfObject object, boolean inObjStm)` Use this method to add a PDF object to the PDF body.
`PdfIndirectObject`	`addToBody(PdfObject object, int refNumber)` Use this method to add a PDF object to the PDF body.
`PdfIndirectObject`	`addToBody(PdfObject object, int refNumber, boolean inObjStm)` Use this method to add a PDF object to the PDF body.
`PdfIndirectObject`	`addToBody(PdfObject object, PdfIndirectReference ref)` Use this method to add a PDF object to the PDF body.
`PdfIndirectObject`	`addToBody(PdfObject object, PdfIndirectReference ref, boolean inObjStm)` Use this method to add a PDF object to the PDF body.
`void`	`addViewerPreference(PdfName key, PdfObject value)` Adds a viewer preference.
`protected void`	`addXFormsToBody()`
`protected void`	`buildStructTreeRootForTagged(PdfDictionary catalog)`
`protected void`	`cacheObject(PdfIndirectObject iobj)` Use this method for caching objects.
`void`	`checkElementRole(IAccessibleElement element, IAccessibleElement parent)`
`void`	`checkPdfIsoConformance(int key, Object obj1)`
`static void`	`checkPdfIsoConformance(PdfWriter writer, int key, Object obj1)`
`void`	`clearTextWrap()` Use this method to clear text wrapping around images (if applicable).
`void`	`close()` Signals that the `Document` was closed and that no other `Elements` will be added.
`PdfAnnotation`	`createAnnotation(float llx, float lly, float urx, float ury, PdfAction action, PdfName subtype)` A wrapper around PdfAnnotation constructor.
`PdfAnnotation`	`createAnnotation(float llx, float lly, float urx, float ury, PdfString title, PdfString content, PdfName subtype)` A wrapper around PdfAnnotation constructor.
`PdfAnnotation`	`createAnnotation(Rectangle rect, PdfName subtype)` A wrapper around PdfAnnotation constructor.
`void`	`createXmpMetadata()` Use this method to creates XMP Metadata based on the metadata in the PdfDocument.
`protected XmpWriter`	`createXmpWriter(ByteArrayOutputStream baos, HashMap<String,String> info)`
`protected XmpWriter`	`createXmpWriter(ByteArrayOutputStream baos, PdfDictionary info)`
`protected void`	`fillOCProperties(boolean erase)`
`protected void`	`flushAcroFields()`
`protected void`	`flushTaggedObjects()` Fix structure of tagged document: remove unused objects, remove unused items from class map, fix xref table due to removed objects.
`void`	`freeReader(PdfReader reader)` Use this method to writes the reader to the document and free the memory used by it.
`PdfAcroForm`	`getAcroForm()` Use this methods to get the AcroForm object.
`Rectangle`	`getBoxSize(String boxName)` Use this method to get the size of a trim, art, crop or bleed box, or null if not defined.
`Rectangle`	`getBoxSize(String boxName, Rectangle intersectingRectangle)` Returns the intersection between the crop, trim art or bleed box and the parameter intersectingRectangle.
`protected PdfDictionary`	`getCatalog(PdfIndirectReference rootObj)`
`ICC_Profile`	`getColorProfile()`
`int`	`getCompressionLevel()` Returns the compression level used for streams written by this writer.
`protected Counter`	`getCounter()`
`long`	`getCurrentDocumentSize()` Use this method to gets the current document size.
`int`	`getCurrentPageNumber()`
`PdfDictionary`	`getDefaultColorspace()` Use this method to get the default colorspaces.
`PdfContentByte`	`getDirectContent()` Use this method to get the direct content for this document.
`PdfContentByte`	`getDirectContentUnder()` Use this method to get the direct content under for this document.
`PdfDictionary`	`getExtraCatalog()` Sets extra keys to the catalog.
`PdfDictionary`	`getGroup()` Use this method to get the group dictionary.
`PdfImportedPage`	`getImportedPage(PdfReader reader, int pageNumber)` Use this method to get a page from other PDF document.
`protected int`	`getIndirectReferenceNumber()`
`PdfDictionary`	`getInfo()` Use this method to get the info dictionary if you want to change it directly (add keys and values to the info dictionary).
`static PdfWriter`	`getInstance(Document document, OutputStream os)` Use this method to get an instance of the `PdfWriter`.
`static PdfWriter`	`getInstance(Document document, OutputStream os, DocListener listener)` Use this method to get an instance of the `PdfWriter`.
`protected static String`	`getNameString(PdfDictionary dic, PdfName key)`
`protected int`	`getNewObjectNumber(PdfReader reader, int number, int generation)`
`PdfOCProperties`	`getOCProperties()` Use this method to get the Optional Content Properties Dictionary.
`OutputStreamCounter`	`getOs()` Returns the outputStreamCounter.
`PdfDictionary`	`getPageDictEntries()` Gets the additional pageDictEntries.
`PdfPageEvent`	`getPageEvent()` Gets the `PdfPageEvent` for this document or `null` if none is set.
`int`	`getPageNumber()` Gets the pagenumber of this document.
`PdfIndirectReference`	`getPageReference(int page)` Use this method to get a reference to a page existing or not.
`Rectangle`	`getPageSize()` Use this method to get the size of the media box.
`PdfIndirectReference`	`getPdfIndirectReference()` Use this to get an `PdfIndirectReference` for an object that will be created in the future.
`protected com.itextpdf.text.pdf.PdfReaderInstance`	`getPdfReaderInstance(PdfReader reader)` Returns the PdfReaderInstance associated with the specified reader.
`int`	`getPDFXConformance()`
`protected PdfIndirectReference`	`getReferenceJBIG2Globals(byte[] content)` Gets an indirect reference to a JBIG2 Globals stream.
`PdfOutline`	`getRootOutline()` Use this method to get the root outline and construct bookmarks.
`int`	`getRunDirection()` Use this method to set the run direction.
`float`	`getSpaceCharRatio()` Use this method to gets the space/character extra spacing ratio for fully justified text.
`List<PdfName>`	`getStandardStructElems()` Gets the list of the standard structure element names (roles).
`PdfStructureTreeRoot`	`getStructureTreeRoot()` Gets the structure tree root.
`PdfName`	`getTabs()` Returns the value to be used for the Tabs entry in the page tree.
`protected TtfUnicodeWriter`	`getTtfUnicodeWriter()`
`float`	`getVerticalPosition(boolean ensureNewLine)` Use this method to get the current vertical page position.
`XmpWriter`	`getXmpWriter()`
`protected PdfIsoConformance`	`initPdfIsoConformance()`
`boolean`	`isFullCompression()` Use this method to find out if 1.5 compression is on.
`boolean`	`isPageEmpty()` Checks if a newPage() will actually generate a new page.
`boolean`	`isPdfIso()` Checks if any PDF ISO conformance is necessary.
`boolean`	`isPdfX()`
`boolean`	`isRgbTransparencyBlending()` Gets the transparency blending colorspace.
`boolean`	`isStrictImageSequence()` Use this method to get the strictImageSequence status.
`boolean`	`isTagged()` Check if the document is marked for tagging.
`boolean`	`isUserProperties()` Gets the flag indicating the presence of structure elements that contain user properties attributes.
`void`	`lockLayer(PdfLayer layer)` Use this method to lock an optional content group.
`boolean`	`needToBeMarkedInContent(IAccessibleElement element)`
`void`	`open()` Signals that the `Document` has been opened and that `Elements` can be added.
`void`	`releaseTemplate(PdfTemplate tp)` Use this method to releases the memory used by a template.
`int`	`reorderPages(int[] order)` Use this method to reorder the pages in the document.
`void`	`resetPageDictEntries()` Resets the additional pageDictEntries.
`void`	`setAdditionalAction(PdfName actionType, PdfAction action)` Additional-actions defining the actions to be taken in response to various trigger events affecting the document as a whole.
`void`	`setAtLeastPdfVersion(char version)` If the PDF Header hasn't been written yet, this changes the version as it will appear in the PDF Header, but only if the parameter refers to a higher version.
`void`	`setBoxSize(String boxName, Rectangle size)` Use this method to set the page box sizes.
`void`	`setCollection(PdfCollection collection)` Use this method to add the Collection dictionary.
`void`	`setCompressionLevel(int compressionLevel)` Sets the compression level to be used for streams written by this writer.
`void`	`setCropBoxSize(Rectangle crop)` Use this method to set the crop box.
`void`	`setDefaultColorspace(PdfName key, PdfObject cs)` Use this method to sets the default colorspace that will be applied to all the document.
`void`	`setDuration(int seconds)` Sets the display duration for the page (for presentations)
`void`	`setEncryption(boolean strength, String userPassword, String ownerPassword, int permissions)` Deprecated. As of iText 2.0.3, replaced by (@link #setEncryption(byte[], byte[], int, int)}. Scheduled for removal at or after 2.2.0
`void`	`setEncryption(byte[] userPassword, byte[] ownerPassword, int permissions, boolean strength128Bits)` Deprecated. As of iText 2.0.3, replaced by (@link #setEncryption(byte[], byte[], int, int)}. Scheduled for removal at or after 2.2.0
`void`	`setEncryption(byte[] userPassword, byte[] ownerPassword, int permissions, int encryptionType)` Sets the encryption options for this document.
`void`	`setEncryption(Certificate[] certs, int[] permissions, int encryptionType)` Sets the certificate encryption options for this document.
`void`	`setEncryption(int encryptionType, String userPassword, String ownerPassword, int permissions)` Deprecated. As of iText 2.0.3, replaced by (@link #setEncryption(byte[], byte[], int, int)}. Scheduled for removal at or after 2.2.0
`void`	`setFullCompression()` Use this method to set the document's compression to the PDF 1.5 mode with object streams and xref streams.
`void`	`setGroup(PdfDictionary group)` Use this method to set the group dictionary.
`void`	`setInitialLeading(float leading)` Sets the initial leading for the PDF document.
`void`	`setLanguage(String language)`
`void`	`setLinearPageMode()` Use this method to make sure the page tree has a linear structure (every leave is attached directly to the root).
`void`	`setOpenAction(PdfAction action)` When the document opens this `action` will be invoked.
`void`	`setOpenAction(String name)` When the document opens it will jump to the destination with this name.
`void`	`setOutlines(List<HashMap<String,Object>> outlines)` Sets the bookmarks.
`boolean`	`setOutputIntents(PdfReader reader, boolean checkExistence)` Use this method to copy the output intent dictionary from another document to this one.
`void`	`setOutputIntents(String outputConditionIdentifier, String outputCondition, String registryName, String info, byte[] destOutputProfile)` Sets the values of the output intent dictionary.
`void`	`setOutputIntents(String outputConditionIdentifier, String outputCondition, String registryName, String info, ICC_Profile colorProfile)` Sets the values of the output intent dictionary.
`void`	`setPageAction(PdfName actionType, PdfAction action)` Sets the open and close page additional action.
`void`	`setPageEmpty(boolean pageEmpty)` Use this method to make sure a page is added, even if it's empty.
`void`	`setPageEvent(PdfPageEvent event)` Sets the `PdfPageEvent` for this document.
`void`	`setPageLabels(PdfPageLabels pageLabels)` Use this method to add page labels
`void`	`setPageViewport(PdfArray vp)` Sets the Viewport for the next page.
`void`	`setPageXmpMetadata(byte[] xmpMetadata)` Use this method to set the XMP Metadata for each page.
`void`	`setPdfVersion(char version)` If the PDF Header hasn't been written yet, this changes the version as it will appear in the PDF Header.
`void`	`setPdfVersion(PdfName version)` Sets the PDF version as it will appear in the Catalog.
`void`	`setPDFXConformance(int pdfx)`
`void`	`setRgbTransparencyBlending(boolean rgbTransparencyBlending)` Sets the transparency blending colorspace to RGB.
`void`	`setRunDirection(int runDirection)` Use this method to set the run direction.
`void`	`setSigFlags(int f)` Use this method to set the signature flags.
`void`	`setSpaceCharRatio(float spaceCharRatio)` Use this method to set the ratio between the extra word spacing and the extra character spacing when the text is fully justified.
`void`	`setStrictImageSequence(boolean strictImageSequence)` Use this method to set the image sequence, so that it follows the text in strict order (or not).
`void`	`setTabs(PdfName tabs)` Sets the value for the Tabs entry in the page tree.
`void`	`setTagged()` Mark this document for tagging.
`void`	`setTagged(int taggingMode)`
`void`	`setThumbnail(Image image)` Use this method to set the thumbnail image for the current page.
`void`	`setTransition(PdfTransition transition)` Sets the transition for the page
`void`	`setUserProperties(boolean userProperties)` Sets the flag indicating the presence of structure elements that contain user properties attributes.
`void`	`setUserunit(float userunit)` Use this method to set the user unit.
`void`	`setViewerPreferences(int preferences)` Sets the page layout and page mode preferences by ORing one or two of these constants.
`void`	`setXmpMetadata(byte[] xmpMetadata)` Use this method to set the XMP Metadata.
`void`	`useExternalCacheForTagStructure(TempFileCache fileCache)`
`protected static void`	`writeKeyInfo(OutputStream os)`
`protected void`	`writeOutlines(PdfDictionary catalog, boolean namedAsNames)`

Methods inherited from class com.itextpdf.text.DocWriter
add, addTabs, flush, getISOBytes, isCloseStream, isPaused, newPage, pause, resetPageCount, resume, setCloseStream, setMarginMirroring, setMarginMirroringTopBottom, setMargins, setPageCount, setPageSize, write, write, writeEnd, writeEnd, writeMarkupAttributes, writeStart

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - GENERATION_MAX
```
public static final int GENERATION_MAX
```
    The highest generation number possible.
    
    Since:
    
    iText 2.1.6
    
    See Also:
    
    Constant Field Values
  - COUNTER
```
protected static Counter COUNTER
```
  - pdf
```
protected PdfDocument pdf
```
    the pdfdocument object.
  - directContent
```
protected PdfContentByte directContent
```
    The direct content in this document.
  - directContentUnder
```
protected PdfContentByte directContentUnder
```
    The direct content under in this document.
  - body
```
protected PdfWriter.PdfBody body
```
    body of the PDF document
  - colorProfile
```
protected ICC_Profile colorProfile
```
  - extraCatalog
```
protected PdfDictionary extraCatalog
```
    Holds value of property extraCatalog this is used for Output Intents.
  - root
```
protected PdfPages root
```
    The root of the page tree.
  - pageReferences
```
protected ArrayList<PdfIndirectReference> pageReferences
```
    The PdfIndirectReference to the pages.
  - currentPageNumber
```
protected int currentPageNumber
```
    The current page number.
  - tabs
```
protected PdfName tabs
```
    The value of the Tabs entry in the page dictionary.
    
    Since:
    
    2.1.5
  - pageDictEntries
```
protected PdfDictionary pageDictEntries
```
    Additional page dictionary entries.
    
    Since:
    
    5.1.0
  - prevxref
```
protected long prevxref
```
    A number referring to the previous Cross-Reference Table.
  - originalFileID
```
protected byte[] originalFileID
```
    The original file ID (if present).
  - newBookmarks
```
protected List<HashMap<String,Object>> newBookmarks
```
  - VERSION_1_2
```
public static final char VERSION_1_2
```
    possible PDF version (header)
    
    See Also:
    
    Constant Field Values
  - VERSION_1_3
```
public static final char VERSION_1_3
```
    possible PDF version (header)
    
    See Also:
    
    Constant Field Values
  - VERSION_1_4
```
public static final char VERSION_1_4
```
    possible PDF version (header)
    
    See Also:
    
    Constant Field Values
  - VERSION_1_5
```
public static final char VERSION_1_5
```
    possible PDF version (header)
    
    See Also:
    
    Constant Field Values
  - VERSION_1_6
```
public static final char VERSION_1_6
```
    possible PDF version (header)
    
    See Also:
    
    Constant Field Values
  - VERSION_1_7
```
public static final char VERSION_1_7
```
    possible PDF version (header)
    
    See Also:
    
    Constant Field Values
  - PDF_VERSION_1_2
```
public static final PdfName PDF_VERSION_1_2
```
    possible PDF version (catalog)
  - PDF_VERSION_1_3
```
public static final PdfName PDF_VERSION_1_3
```
    possible PDF version (catalog)
  - PDF_VERSION_1_4
```
public static final PdfName PDF_VERSION_1_4
```
    possible PDF version (catalog)
  - PDF_VERSION_1_5
```
public static final PdfName PDF_VERSION_1_5
```
    possible PDF version (catalog)
  - PDF_VERSION_1_6
```
public static final PdfName PDF_VERSION_1_6
```
    possible PDF version (catalog)
  - PDF_VERSION_1_7
```
public static final PdfName PDF_VERSION_1_7
```
    possible PDF version (catalog)
  - pdf_version
```
protected PdfVersionImp pdf_version
```
    Stores the version information for the header and the catalog.
  - PageLayoutSinglePage
```
public static final int PageLayoutSinglePage
```
    A viewer preference
    
    See Also:
    
    Constant Field Values
  - PageLayoutOneColumn
```
public static final int PageLayoutOneColumn
```
    A viewer preference
    
    See Also:
    
    Constant Field Values
  - PageLayoutTwoColumnLeft
```
public static final int PageLayoutTwoColumnLeft
```
    A viewer preference
    
    See Also:
    
    Constant Field Values
  - PageLayoutTwoColumnRight
```
public static final int PageLayoutTwoColumnRight
```
    A viewer preference
    
    See Also:
    
    Constant Field Values
  - PageLayoutTwoPageLeft
```
public static final int PageLayoutTwoPageLeft
```
    A viewer preference
    
    See Also:
    
    Constant Field Values
  - PageLayoutTwoPageRight
```
public static final int PageLayoutTwoPageRight
```
    A viewer preference
    
    See Also:
    
    Constant Field Values
  - PageModeUseNone
```
public static final int PageModeUseNone
```
    A viewer preference
    
    See Also:
    
    Constant Field Values
  - PageModeUseOutlines
```
public static final int PageModeUseOutlines
```
    A viewer preference
    
    See Also:
    
    Constant Field Values
  - PageModeUseThumbs
```
public static final int PageModeUseThumbs
```
    A viewer preference
    
    See Also:
    
    Constant Field Values
  - PageModeFullScreen
```
public static final int PageModeFullScreen
```
    A viewer preference
    
    See Also:
    
    Constant Field Values
  - PageModeUseOC
```
public static final int PageModeUseOC
```
    A viewer preference
    
    See Also:
    
    Constant Field Values
  - PageModeUseAttachments
```
public static final int PageModeUseAttachments
```
    A viewer preference
    
    See Also:
    
    Constant Field Values
  - HideToolbar
```
public static final int HideToolbar
```
    A viewer preference
    
    See Also:
    
    Constant Field Values
  - HideMenubar
```
public static final int HideMenubar
```
    A viewer preference
    
    See Also:
    
    Constant Field Values
  - HideWindowUI
```
public static final int HideWindowUI
```
    A viewer preference
    
    See Also:
    
    Constant Field Values
  - FitWindow
```
public static final int FitWindow
```
    A viewer preference
    
    See Also:
    
    Constant Field Values
  - CenterWindow
```
public static final int CenterWindow
```
    A viewer preference
    
    See Also:
    
    Constant Field Values
  - DisplayDocTitle
```
public static final int DisplayDocTitle
```
    A viewer preference
    
    See Also:
    
    Constant Field Values
  - NonFullScreenPageModeUseNone
```
public static final int NonFullScreenPageModeUseNone
```
    A viewer preference
    
    See Also:
    
    Constant Field Values
  - NonFullScreenPageModeUseOutlines
```
public static final int NonFullScreenPageModeUseOutlines
```
    A viewer preference
    
    See Also:
    
    Constant Field Values
  - NonFullScreenPageModeUseThumbs
```
public static final int NonFullScreenPageModeUseThumbs
```
    A viewer preference
    
    See Also:
    
    Constant Field Values
  - NonFullScreenPageModeUseOC
```
public static final int NonFullScreenPageModeUseOC
```
    A viewer preference
    
    See Also:
    
    Constant Field Values
  - DirectionL2R
```
public static final int DirectionL2R
```
    A viewer preference
    
    See Also:
    
    Constant Field Values
  - DirectionR2L
```
public static final int DirectionR2L
```
    A viewer preference
    
    See Also:
    
    Constant Field Values
  - PrintScalingNone
```
public static final int PrintScalingNone
```
    A viewer preference
    
    See Also:
    
    Constant Field Values
  - DOCUMENT_CLOSE
```
public static final PdfName DOCUMENT_CLOSE
```
    action value
  - WILL_SAVE
```
public static final PdfName WILL_SAVE
```
    action value
  - DID_SAVE
```
public static final PdfName DID_SAVE
```
    action value
  - WILL_PRINT
```
public static final PdfName WILL_PRINT
```
    action value
  - DID_PRINT
```
public static final PdfName DID_PRINT
```
    action value
  - SIGNATURE_EXISTS
```
public static final int SIGNATURE_EXISTS
```
    signature value
    
    See Also:
    
    Constant Field Values
  - SIGNATURE_APPEND_ONLY
```
public static final int SIGNATURE_APPEND_ONLY
```
    signature value
    
    See Also:
    
    Constant Field Values
  - xmpMetadata
```
protected byte[] xmpMetadata
```
    XMP Metadata for the document.
  - xmpWriter
```
protected XmpWriter xmpWriter
```
  - PDFXNONE
```
public static final int PDFXNONE
```
    A PDF/X level.
    
    See Also:
    
    Constant Field Values
  - PDFX1A2001
```
public static final int PDFX1A2001
```
    A PDF/X level.
    
    See Also:
    
    Constant Field Values
  - PDFX32002
```
public static final int PDFX32002
```
    A PDF/X level.
    
    See Also:
    
    Constant Field Values
  - pdfIsoConformance
```
protected PdfIsoConformance pdfIsoConformance
```
    Stores the PDF ISO conformance.
  - STANDARD_ENCRYPTION_40
```
public static final int STANDARD_ENCRYPTION_40
```
    Type of encryption
    
    See Also:
    
    Constant Field Values
  - STANDARD_ENCRYPTION_128
```
public static final int STANDARD_ENCRYPTION_128
```
    Type of encryption
    
    See Also:
    
    Constant Field Values
  - ENCRYPTION_AES_128
```
public static final int ENCRYPTION_AES_128
```
    Type of encryption
    
    See Also:
    
    Constant Field Values
  - ENCRYPTION_AES_256
```
public static final int ENCRYPTION_AES_256
```
    Type of encryption
    
    See Also:
    
    Constant Field Values
  - DO_NOT_ENCRYPT_METADATA
```
public static final int DO_NOT_ENCRYPT_METADATA
```
    Add this to the mode to keep the metadata in clear text
    
    See Also:
    
    Constant Field Values
  - EMBEDDED_FILES_ONLY
```
public static final int EMBEDDED_FILES_ONLY
```
    Add this to the mode to keep encrypt only the embedded files.
    
    Since:
    
    2.1.3
    
    See Also:
    
    Constant Field Values
  - ALLOW_PRINTING
```
public static final int ALLOW_PRINTING
```
    The operation permitted when the document is opened with the user password
    
    Since:
    
    2.0.7
    
    See Also:
    
    Constant Field Values
  - ALLOW_MODIFY_CONTENTS
```
public static final int ALLOW_MODIFY_CONTENTS
```
    The operation permitted when the document is opened with the user password
    
    Since:
    
    2.0.7
    
    See Also:
    
    Constant Field Values
  - ALLOW_COPY
```
public static final int ALLOW_COPY
```
    The operation permitted when the document is opened with the user password
    
    Since:
    
    2.0.7
    
    See Also:
    
    Constant Field Values
  - ALLOW_MODIFY_ANNOTATIONS
```
public static final int ALLOW_MODIFY_ANNOTATIONS
```
    The operation permitted when the document is opened with the user password
    
    Since:
    
    2.0.7
    
    See Also:
    
    Constant Field Values
  - ALLOW_FILL_IN
```
public static final int ALLOW_FILL_IN
```
    The operation permitted when the document is opened with the user password
    
    Since:
    
    2.0.7
    
    See Also:
    
    Constant Field Values
  - ALLOW_SCREENREADERS
```
public static final int ALLOW_SCREENREADERS
```
    The operation permitted when the document is opened with the user password
    
    Since:
    
    2.0.7
    
    See Also:
    
    Constant Field Values
  - ALLOW_ASSEMBLY
```
public static final int ALLOW_ASSEMBLY
```
    The operation permitted when the document is opened with the user password
    
    Since:
    
    2.0.7
    
    See Also:
    
    Constant Field Values
  - ALLOW_DEGRADED_PRINTING
```
public static final int ALLOW_DEGRADED_PRINTING
```
    The operation permitted when the document is opened with the user password
    
    Since:
    
    2.0.7
    
    See Also:
    
    Constant Field Values
  - AllowPrinting
```
@Deprecated
public static final int AllowPrinting
```
    Deprecated. As of iText 2.0.7, use ALLOW_PRINTING instead. Scheduled for removal at or after 2.2.0
    
    See Also:
    
    Constant Field Values
  - AllowModifyContents
```
@Deprecated
public static final int AllowModifyContents
```
    Deprecated. As of iText 2.0.7, use ALLOW_MODIFY_CONTENTS instead. Scheduled for removal at or after 2.2.0
    
    See Also:
    
    Constant Field Values
  - AllowCopy
```
@Deprecated
public static final int AllowCopy
```
    Deprecated. As of iText 2.0.7, use ALLOW_COPY instead. Scheduled for removal at or after 2.2.0
    
    See Also:
    
    Constant Field Values
  - AllowModifyAnnotations
```
@Deprecated
public static final int AllowModifyAnnotations
```
    Deprecated. As of iText 2.0.7, use ALLOW_MODIFY_ANNOTATIONS instead. Scheduled for removal at or after 2.2.0
    
    See Also:
    
    Constant Field Values
  - AllowFillIn
```
@Deprecated
public static final int AllowFillIn
```
    Deprecated. As of iText 2.0.7, use ALLOW_FILL_IN instead. Scheduled for removal at or after 2.2.0
    
    See Also:
    
    Constant Field Values
  - AllowScreenReaders
```
@Deprecated
public static final int AllowScreenReaders
```
    Deprecated. As of iText 2.0.7, use ALLOW_SCREENREADERS instead. Scheduled for removal at or after 2.2.0
    
    See Also:
    
    Constant Field Values
  - AllowAssembly
```
@Deprecated
public static final int AllowAssembly
```
    Deprecated. As of iText 2.0.7, use ALLOW_ASSEMBLY instead. Scheduled for removal at or after 2.2.0
    
    See Also:
    
    Constant Field Values
  - AllowDegradedPrinting
```
@Deprecated
public static final int AllowDegradedPrinting
```
    Deprecated. As of iText 2.0.7, use ALLOW_DEGRADED_PRINTING instead. Scheduled for removal at or after 2.2.0
    
    See Also:
    
    Constant Field Values
  - STRENGTH40BITS
```
@Deprecated
public static final boolean STRENGTH40BITS
```
    Deprecated. As of iText 2.0.7, use STANDARD_ENCRYPTION_40 instead. Scheduled for removal at or after 2.2.0
    
    See Also:
    
    Constant Field Values
  - STRENGTH128BITS
```
@Deprecated
public static final boolean STRENGTH128BITS
```
    Deprecated. As of iText 2.0.7, use STANDARD_ENCRYPTION_128 instead. Scheduled for removal at or after 2.2.0
    
    See Also:
    
    Constant Field Values
  - crypto
```
protected PdfEncryption crypto
```
    Contains the business logic for cryptography.
  - fullCompression
```
protected boolean fullCompression
```
    Holds value of property fullCompression.
  - compressionLevel
```
protected int compressionLevel
```
    The compression level of the content streams.
    
    Since:
    
    2.1.3
  - documentFonts
```
protected LinkedHashMap<BaseFont,com.itextpdf.text.pdf.FontDetails> documentFonts
```
    The fonts of this document
  - fontNumber
```
protected int fontNumber
```
    The font number counter for the fonts in the document.
  - formXObjects
```
protected HashMap<PdfIndirectReference,Object[]> formXObjects
```
    The form XObjects in this document. The key is the xref and the value is Object[]{PdfName, template}.
  - formXObjectsCounter
```
protected int formXObjectsCounter
```
    The name counter for the form XObjects name.
  - readerInstances
```
protected HashMap<PdfReader,com.itextpdf.text.pdf.PdfReaderInstance> readerInstances
```
    Instances of PdfReader/PdfReaderInstance that are used to import pages.
    
    Since:
    
    5.0.3
  - currentPdfReaderInstance
```
protected com.itextpdf.text.pdf.PdfReaderInstance currentPdfReaderInstance
```
  - documentColors
```
protected HashMap<ICachedColorSpace,com.itextpdf.text.pdf.ColorDetails> documentColors
```
    The colors of this document
  - colorNumber
```
protected int colorNumber
```
    The color number counter for the colors in the document.
  - documentPatterns
```
protected HashMap<PdfPatternPainter,PdfName> documentPatterns
```
    The patterns of this document
  - patternNumber
```
protected int patternNumber
```
    The pattern number counter for the colors in the document.
  - documentShadingPatterns
```
protected HashSet<PdfShadingPattern> documentShadingPatterns
```
  - documentShadings
```
protected HashSet<PdfShading> documentShadings
```
  - documentExtGState
```
protected HashMap<PdfDictionary,PdfObject[]> documentExtGState
```
  - documentProperties
```
protected HashMap<Object,PdfObject[]> documentProperties
```
  - markAll
```
public static final int markAll
```
    See Also:
    
    Constant Field Values
  - markInlineElementsOnly
```
public static final int markInlineElementsOnly
```
    See Also:
    
    Constant Field Values
  - tagged
```
protected boolean tagged
```
  - taggingMode
```
protected int taggingMode
```
  - structureTreeRoot
```
protected PdfStructureTreeRoot structureTreeRoot
```
  - documentOCG
```
protected LinkedHashSet<PdfOCG> documentOCG
```
    A hashSet containing all the PdfLayer objects.
  - documentOCGorder
```
protected ArrayList<PdfOCG> documentOCGorder
```
    An array list used to define the order of an OCG tree.
  - OCProperties
```
protected PdfOCProperties OCProperties
```
    The OCProperties in a catalog dictionary.
  - OCGRadioGroup
```
protected PdfArray OCGRadioGroup
```
    The RBGroups array in an OCG dictionary
  - OCGLocked
```
protected PdfArray OCGLocked
```
    The locked array in an OCG dictionary
    
    Since:
    
    2.1.2
  - PAGE_OPEN
```
public static final PdfName PAGE_OPEN
```
    action value
  - PAGE_CLOSE
```
public static final PdfName PAGE_CLOSE
```
    action value
  - group
```
protected PdfDictionary group
```
    A group attributes dictionary specifying the attributes of the page's page group for use in the transparent imaging model
  - SPACE_CHAR_RATIO_DEFAULT
```
public static final float SPACE_CHAR_RATIO_DEFAULT
```
    The default space-char ratio.
    
    See Also:
    
    Constant Field Values
  - NO_SPACE_CHAR_RATIO
```
public static final float NO_SPACE_CHAR_RATIO
```
    Disable the inter-character spacing.
    
    See Also:
    
    Constant Field Values
  - RUN_DIRECTION_DEFAULT
```
public static final int RUN_DIRECTION_DEFAULT
```
    Use the default run direction.
    
    See Also:
    
    Constant Field Values
  - RUN_DIRECTION_NO_BIDI
```
public static final int RUN_DIRECTION_NO_BIDI
```
    Do not use bidirectional reordering.
    
    See Also:
    
    Constant Field Values
  - RUN_DIRECTION_LTR
```
public static final int RUN_DIRECTION_LTR
```
    Use bidirectional reordering with left-to-right preferential run direction.
    
    See Also:
    
    Constant Field Values
  - RUN_DIRECTION_RTL
```
public static final int RUN_DIRECTION_RTL
```
    Use bidirectional reordering with right-to-left preferential run direction.
    
    See Also:
    
    Constant Field Values
  - runDirection
```
protected int runDirection
```
  - defaultColorspace
```
protected PdfDictionary defaultColorspace
```
  - documentSpotPatterns
```
protected HashMap documentSpotPatterns
```
  - patternColorspaceRGB
```
protected com.itextpdf.text.pdf.ColorDetails patternColorspaceRGB
```
  - patternColorspaceGRAY
```
protected com.itextpdf.text.pdf.ColorDetails patternColorspaceGRAY
```
  - patternColorspaceCMYK
```
protected com.itextpdf.text.pdf.ColorDetails patternColorspaceCMYK
```
  - imageDictionary
```
protected PdfDictionary imageDictionary
```
    Dictionary, containing all the images of the PDF document
  - JBIG2Globals
```
protected HashMap<PdfStream,PdfIndirectReference> JBIG2Globals
```
    A HashSet with Stream objects containing JBIG2 Globals
    
    Since:
    
    2.1.5
  - ttfUnicodeWriter
```
protected TtfUnicodeWriter ttfUnicodeWriter
```
- Constructor Detail
  - PdfWriter
```
protected PdfWriter()
```
    Constructs a PdfWriter.
  - PdfWriter
```
protected PdfWriter(PdfDocument document,
                    OutputStream os)
```
    Constructs a PdfWriter.
    Remark: a PdfWriter can only be constructed by calling the method getInstance(Document document, OutputStream os).
    
    Parameters:
    
    document - The PdfDocument that has to be written
    
    os - The OutputStream the writer has to write to.
- Method Detail
  - getCounter
```
protected Counter getCounter()
```
  - getInstance
```
public static PdfWriter getInstance(Document document,
                                    OutputStream os)
                             throws DocumentException
```
    Use this method to get an instance of the PdfWriter.
    
    Parameters:
    
    document - The Document that has to be written
    
    os - The OutputStream the writer has to write to.
    
    Returns:
    
    a new PdfWriter
    
    Throws:
    
    DocumentException - on error
  - getInstance
```
public static PdfWriter getInstance(Document document,
                                    OutputStream os,
                                    DocListener listener)
                             throws DocumentException
```
    Use this method to get an instance of the PdfWriter.
    
    Parameters:
    
    document - The Document that has to be written
    
    os - The OutputStream the writer has to write to.
    
    listener - A DocListener to pass to the PdfDocument.
    
    Returns:
    
    a new PdfWriter
    
    Throws:
    
    DocumentException - on error
  - getInfo
```
public PdfDictionary getInfo()
```
    Use this method to get the info dictionary if you want to change it directly (add keys and values to the info dictionary).
    
    Returns:
    
    the info dictionary
  - getVerticalPosition
```
public float getVerticalPosition(boolean ensureNewLine)
```
    Use this method to get the current vertical page position.
    
    Parameters:
    
    ensureNewLine - Tells whether a new line shall be enforced. This may cause side effects for elements that do not terminate the lines they've started because those lines will get terminated.
    
    Returns:
    
    The current vertical page position.
  - setInitialLeading
```
public void setInitialLeading(float leading)
                       throws DocumentException
```
    Sets the initial leading for the PDF document. This has to be done before the document is opened.
    
    Parameters:
    
    leading - the initial leading
    
    Throws:
    
    DocumentException - if you try setting the leading after the document was opened.
    
    Since:
    
    2.1.6
  - getDirectContent
```
public PdfContentByte getDirectContent()
```
    Use this method to get the direct content for this document. There is only one direct content, multiple calls to this method will allways retrieve the same object.
    
    Returns:
    
    the direct content
  - getDirectContentUnder
```
public PdfContentByte getDirectContentUnder()
```
    Use this method to get the direct content under for this document. There is only one direct content, multiple calls to this method will always retrieve the same object.
    
    Returns:
    
    the direct content
  - getColorProfile
```
public ICC_Profile getColorProfile()
```
  - addToBody
```
public PdfIndirectObject addToBody(PdfObject object)
                            throws IOException
```
    Use this method to add a PDF object to the PDF body. Use this method only if you know what you're doing!
    
    Parameters:
    
    object -
    
    Returns:
    
    a PdfIndirectObject
    
    Throws:
    
    IOException
  - addToBody
```
public PdfIndirectObject addToBody(PdfObject object,
                                   boolean inObjStm)
                            throws IOException
```
    Use this method to add a PDF object to the PDF body. Use this method only if you know what you're doing!
    
    Parameters:
    
    object -
    
    inObjStm -
    
    Returns:
    
    a PdfIndirectObject
    
    Throws:
    
    IOException
  - addToBody
```
public PdfIndirectObject addToBody(PdfObject object,
                                   PdfIndirectReference ref)
                            throws IOException
```
    Use this method to add a PDF object to the PDF body. Use this method only if you know what you're doing!
    
    Parameters:
    
    object -
    
    ref -
    
    Returns:
    
    a PdfIndirectObject
    
    Throws:
    
    IOException
  - addToBody
```
public PdfIndirectObject addToBody(PdfObject object,
                                   PdfIndirectReference ref,
                                   boolean inObjStm)
                            throws IOException
```
    Use this method to add a PDF object to the PDF body. Use this method only if you know what you're doing!
    
    Parameters:
    
    object -
    
    ref -
    
    inObjStm -
    
    Returns:
    
    a PdfIndirectObject
    
    Throws:
    
    IOException
  - addToBody
```
public PdfIndirectObject addToBody(PdfObject object,
                                   int refNumber)
                            throws IOException
```
    Use this method to add a PDF object to the PDF body. Use this method only if you know what you're doing!
    
    Parameters:
    
    object -
    
    refNumber -
    
    Returns:
    
    a PdfIndirectObject
    
    Throws:
    
    IOException
  - addToBody
```
public PdfIndirectObject addToBody(PdfObject object,
                                   int refNumber,
                                   boolean inObjStm)
                            throws IOException
```
    Use this method to add a PDF object to the PDF body. Use this method only if you know what you're doing!
    
    Parameters:
    
    object -
    
    refNumber -
    
    inObjStm -
    
    Returns:
    
    a PdfIndirectObject
    
    Throws:
    
    IOException
  - cacheObject
```
protected void cacheObject(PdfIndirectObject iobj)
```
    Use this method for caching objects.
    
    Parameters:
    
    iobj - @see PdfIndirectObject
  - getPdfIndirectReference
```
public PdfIndirectReference getPdfIndirectReference()
```
    Use this to get an PdfIndirectReference for an object that will be created in the future. Use this method only if you know what you're doing!
    
    Returns:
    
    the PdfIndirectReference
  - getIndirectReferenceNumber
```
protected int getIndirectReferenceNumber()
```
  - getOs
```
public OutputStreamCounter getOs()
```
    Returns the outputStreamCounter.
    
    Returns:
    
    the outputStreamCounter
  - getCatalog
```
protected PdfDictionary getCatalog(PdfIndirectReference rootObj)
```
  - buildStructTreeRootForTagged
```
protected void buildStructTreeRootForTagged(PdfDictionary catalog)
```
  - getExtraCatalog
```
public PdfDictionary getExtraCatalog()
```
    Sets extra keys to the catalog.
    
    Returns:
    
    the catalog to change
  - addPageDictEntry
```
public void addPageDictEntry(PdfName key,
                             PdfObject object)
```
    Adds an additional entry for the page dictionary.
    
    Parameters:
    
    key - the key
    
    object - the PdfObject for the given key
    
    Since:
    
    5.1.0
  - getPageDictEntries
```
public PdfDictionary getPageDictEntries()
```
    Gets the additional pageDictEntries.
    
    Returns:
    
    the page dictionary entries
    
    Since:
    
    5.1.0
  - resetPageDictEntries
```
public void resetPageDictEntries()
```
    Resets the additional pageDictEntries.
    
    Since:
    
    5.1.0
  - setLinearPageMode
```
public void setLinearPageMode()
```
    Use this method to make sure the page tree has a linear structure (every leave is attached directly to the root). Use this method to allow page reordering with method reorderPages.
  - reorderPages
```
public int reorderPages(int[] order)
                 throws DocumentException
```
    Use this method to reorder the pages in the document. A null argument value only returns the number of pages to process. It is advisable to issue a Document.newPage() before using this method.
    
    Parameters:
    
    order - an array with the new page sequence. It must have the same size as the number of pages.
    
    Returns:
    
    the total number of pages
    
    Throws:
    
    DocumentException - if all the pages are not present in the array
  - getPageReference
```
public PdfIndirectReference getPageReference(int page)
```
    Use this method to get a reference to a page existing or not. If the page does not exist yet the reference will be created in advance. If on closing the document, a page number greater than the total number of pages was requested, an exception is thrown.
    
    Parameters:
    
    page - the page number. The first page is 1
    
    Returns:
    
    the reference to the page
  - getPageNumber
```
public int getPageNumber()
```
    Gets the pagenumber of this document. This number can be different from the real pagenumber, if you have (re)set the page number previously.
    
    Returns:
    
    a page number
  - getCurrentPageNumber
```
public int getCurrentPageNumber()
```
  - setPageViewport
```
public void setPageViewport(PdfArray vp)
```
    Sets the Viewport for the next page.
    
    Parameters:
    
    vp - an array consisting of Viewport dictionaries.
    
    Since:
    
    5.1.0
  - setTabs
```
public void setTabs(PdfName tabs)
```
    Sets the value for the Tabs entry in the page tree.
    
    Parameters:
    
    tabs - Can be PdfName.R, PdfName.C or PdfName.S. Since the Adobe Extensions Level 3, it can also be PdfName.A or PdfName.W
    
    Since:
    
    2.1.5
  - getTabs
```
public PdfName getTabs()
```
    Returns the value to be used for the Tabs entry in the page tree.
    
    Returns:
    
    the Tabs PdfName
    
    Since:
    
    2.1.5
  - setPageEvent
```
public void setPageEvent(PdfPageEvent event)
```
    Sets the PdfPageEvent for this document.
    
    Parameters:
    
    event - the PdfPageEvent for this document
  - getPageEvent
```
public PdfPageEvent getPageEvent()
```
    Gets the PdfPageEvent for this document or null if none is set.
    
    Returns:
    
    the PdfPageEvent for this document or null if none is set
  - open
```
public void open()
```
    Signals that the Document has been opened and that Elements can be added.
    When this method is called, the PDF-document header is written to the outputstream.
    
    Specified by:
    
    open in interface DocListener
    
    Overrides:
    
    open in class DocWriter
    
    See Also:
    
    DocWriter.open()
  - close
```
public void close()
```
    Signals that the Document was closed and that no other Elements will be added.
    The pages-tree is built and written to the outputstream. A Catalog is constructed, as well as an Info-object, the reference table is composed and everything is written to the outputstream embedded in a Trailer.
    
    Specified by:
    
    close in interface DocListener
    
    Overrides:
    
    close in class DocWriter
    
    See Also:
    
    DocWriter.close()
  - addXFormsToBody
```
protected void addXFormsToBody()
                        throws IOException
```
    Throws:
    
    IOException
  - addSharedObjectsToBody
```
protected void addSharedObjectsToBody()
                               throws IOException
```
    Throws:
    
    IOException
  - getRootOutline
```
public PdfOutline getRootOutline()
```
    Use this method to get the root outline and construct bookmarks.
    
    Returns:
    
    the root outline
  - setOutlines
```
public void setOutlines(List<HashMap<String,Object>> outlines)
```
    Sets the bookmarks. The list structure is defined in SimpleBookmark.
    
    Parameters:
    
    outlines - the bookmarks or null to remove any
  - writeOutlines
```
protected void writeOutlines(PdfDictionary catalog,
                             boolean namedAsNames)
                      throws IOException
```
    Throws:
    
    IOException
  - setPdfVersion
```
public void setPdfVersion(char version)
```
    Description copied from interface: PdfVersion
    
    If the PDF Header hasn't been written yet, this changes the version as it will appear in the PDF Header. If the PDF header was already written to the OutputStream, this changes the version as it will appear in the Catalog.
    
    Specified by:
    
    setPdfVersion in interface PdfVersion
    
    Parameters:
    
    version - a character representing the PDF version
    
    See Also:
    
    PdfVersion.setPdfVersion(char)
  - setAtLeastPdfVersion
```
public void setAtLeastPdfVersion(char version)
```
    Description copied from interface: PdfVersion
    
    If the PDF Header hasn't been written yet, this changes the version as it will appear in the PDF Header, but only if the parameter refers to a higher version. If the PDF header was already written to the OutputStream, this changes the version as it will appear in the Catalog.
    
    Specified by:
    
    setAtLeastPdfVersion in interface PdfVersion
    
    Parameters:
    
    version - a character representing the PDF version
    
    See Also:
    
    PdfVersion.setAtLeastPdfVersion(char)
  - setPdfVersion
```
public void setPdfVersion(PdfName version)
```
    Description copied from interface: PdfVersion
    
    Sets the PDF version as it will appear in the Catalog. Note that this only has effect if you use a later version than the one that appears in the header. This method ignores the parameter if you try to set a lower version than the one currently set in the Catalog.
    
    Specified by:
    
    setPdfVersion in interface PdfVersion
    
    Parameters:
    
    version - the PDF name that will be used for the Version key in the catalog
    
    See Also:
    
    PdfVersion.setPdfVersion(com.itextpdf.text.pdf.PdfName)
  - addDeveloperExtension
```
public void addDeveloperExtension(PdfDeveloperExtension de)
```
    Description copied from interface: PdfVersion
    
    Adds a developer extension to the Extensions dictionary in the Catalog.
    
    Specified by:
    
    addDeveloperExtension in interface PdfVersion
    
    Parameters:
    
    de - an object that contains the extensions prefix and dictionary
    
    Since:
    
    2.1.6
    
    See Also:
    
    PdfVersion.addDeveloperExtension(com.itextpdf.text.pdf.PdfDeveloperExtension)
  - setViewerPreferences
```
public void setViewerPreferences(int preferences)
```
    Description copied from interface: PdfViewerPreferences
    Sets the page layout and page mode preferences by ORing one or two of these constants.
    - The page layout to be used when the document is opened (choose one).
      
      PageLayoutSinglePage - Display one page at a time. (default)
      
      PageLayoutOneColumn - Display the pages in one column.
      
      PageLayoutTwoColumnLeft - Display the pages in two columns, with odd-numbered pages on the left.
      
      PageLayoutTwoColumnRight - Display the pages in two columns, with odd-numbered pages on the right.
      
      PageLayoutTwoPageLeft - Display the pages two at a time, with odd-numbered pages on the left.
      
      PageLayoutTwoPageRight - Display the pages two at a time, with odd-numbered pages on the right.
    - The page mode how the document should be displayed when opened (choose one).
      
      PageModeUseNone - Neither document outline nor thumbnail images visible. (default)
      
      PageModeUseOutlines - Document outline visible.
      
      PageModeUseThumbs - Thumbnail images visible.
      
      PageModeFullScreen - Full-screen mode, with no menu bar, window controls, or any other window visible.
      
      PageModeUseOC - Optional content group panel visible
      
      PageModeUseAttachments - Attachments panel visible
    For backward compatibility these values are also supported, but it's better to use method addViewerPreference(key, value) if you want to change the following preferences:
    - HideToolbar - A flag specifying whether to hide the viewer application's tool bars when the document is active.
    - HideMenubar - A flag specifying whether to hide the viewer application's menu bar when the document is active.
    - HideWindowUI - A flag specifying whether to hide user interface elements in the document's window (such as scroll bars and navigation controls), leaving only the document's contents displayed.
    - FitWindow - A flag specifying whether to resize the document's window to fit the size of the first displayed page.
    - CenterWindow - A flag specifying whether to position the document's window in the center of the screen.
    - DisplayDocTitle - A flag specifying whether to display the document's title in the top bar.
    - The predominant reading order for text. This entry has no direct effect on the document's contents or page numbering, but can be used to determine the relative positioning of pages when displayed side by side or printed n-up (choose one).
      
      DirectionL2R - Left to right
      
      DirectionR2L - Right to left (including vertical writing systems such as Chinese, Japanese, and Korean)
    - The document's page mode, specifying how to display the document on exiting full-screen mode. It is meaningful only if the page mode is PageModeFullScreen (choose one).
      
      NonFullScreenPageModeUseNone - Neither document outline nor thumbnail images visible
      
      NonFullScreenPageModeUseOutlines - Document outline visible
      
      NNonFullScreenPageModeUseThumbs - Thumbnail images visible
      
      NonFullScreenPageModeUseOC - Optional content group panel visible
    - PrintScalingNone - Indicates that the print dialog should reflect no page scaling.
    Specified by:
    
    setViewerPreferences in interface PdfViewerPreferences
    
    Parameters:
    
    preferences - the viewer preferences
    
    See Also:
    
    PdfViewerPreferences.setViewerPreferences(int)
  - addViewerPreference
```
public void addViewerPreference(PdfName key,
                                PdfObject value)
```
    Description copied from interface: PdfViewerPreferences
    Adds a viewer preference.
    - In case the key is one of these values:
      
      PdfName.HIDETOOLBAR
      
      PdfName.HIDEMENUBAR
      
      PdfName.HIDEWINDOWUI
      
      PdfName.FITWINDOW
      
      PdfName.CENTERWINDOW
      
      PdfName.DISPLAYDOCTITLE
      
      The value must be a of type PdfBoolean (true or false).
    - In case the key is PdfName.NONFULLSCREENPAGEMODE, the value must be one of these names:
      
      PdfName.USENONE
      
      PdfName.USEOUTLINES
      
      PdfName.USETHUMBS
      
      PdfName.USEOC
    - In case the key is PdfName.DIRECTION, the value must be one of these names:
      
      PdfName.L2R
      
      PdfName.R2L
    - In case the key is one of these values:
      
      PdfName.VIEWAREA
      
      PdfName.VIEWCLIP
      
      PdfName.PRINTAREA
      
      PdfName.PRINTCLIP
      
      The value must be one of these names:
      
      PdfName.MEDIABOX
      
      PdfName.CROPBOX
      
      PdfName.BLEEDBOX
      
      PdfName.TRIMBOX
      
      PdfName.ARTBOX
    - In case the key is PdfName.PRINTSCALING, the value can be
      
      PdfName.APPDEFAULT
      
      PdfName.NONE
    - In case the key is PdfName.DUPLEX, the value can be:
      
      PdfName.SIMPLEX
      
      PdfName.DUPLEXFLIPSHORTEDGE
      
      PdfName.DUPLEXFLIPLONGEDGE
    - In case the key is PdfName.PICKTRAYBYPDFSIZE, the value must be of type PdfBoolean.
    - In case the key is PdfName.PRINTPAGERANGE, the value must be of type PdfArray.
    - In case the key is PdfName.NUMCOPIES, the value must be of type PdfNumber.
    Specified by:
    
    addViewerPreference in interface PdfViewerPreferences
    
    Parameters:
    
    key - the name of the viewer preference
    
    value - the value of the viewer preference
    
    See Also:
    
    PdfViewerPreferences.addViewerPreference(com.itextpdf.text.pdf.PdfName, com.itextpdf.text.pdf.PdfObject)
  - setPageLabels
```
public void setPageLabels(PdfPageLabels pageLabels)
```
    Use this method to add page labels
    
    Parameters:
    
    pageLabels - the page labels
  - addNamedDestinations
```
public void addNamedDestinations(Map<String,String> map,
                                 int page_offset)
```
    Adds named destinations in bulk. Valid keys and values of the map can be found in the map that is created by SimpleNamedDestination.
    
    Parameters:
    
    map - a map with strings as keys for the names, and structured strings as values for the destinations
    
    page_offset - number of pages that has to be added to the page numbers in the destinations (useful if you use this method in combination with PdfCopy).
    
    Since:
    
    iText 5.0
  - addNamedDestination
```
public void addNamedDestination(String name,
                                int page,
                                PdfDestination dest)
```
    Adds one named destination.
    
    Parameters:
    
    name - the name for the destination
    
    page - the page number where you want to jump to
    
    dest - an explicit destination
    
    Since:
    
    iText 5.0
  - addJavaScript
```
public void addJavaScript(PdfAction js)
```
    Use this method to add a JavaScript action at the document level. When the document opens, all this JavaScript runs.
    
    Parameters:
    
    js - The JavaScript action
  - addJavaScript
```
public void addJavaScript(String code,
                          boolean unicode)
```
    Use this method to add a JavaScript action at the document level. When the document opens, all this JavaScript runs.
    
    Parameters:
    
    code - the JavaScript code
    
    unicode - select JavaScript unicode. Note that the internal Acrobat JavaScript engine does not support unicode, so this may or may not work for you
  - addJavaScript
```
public void addJavaScript(String code)
```
    Use this method to adds a JavaScript action at the document level. When the document opens, all this JavaScript runs.
    
    Parameters:
    
    code - the JavaScript code
  - addJavaScript
```
public void addJavaScript(String name,
                          PdfAction js)
```
    Use this method to add a JavaScript action at the document level. When the document opens, all this JavaScript runs.
    
    Parameters:
    
    name - The name of the JS Action in the name tree
    
    js - The JavaScript action
  - addJavaScript
```
public void addJavaScript(String name,
                          String code,
                          boolean unicode)
```
    Use this method to add a JavaScript action at the document level. When the document opens, all this JavaScript runs.
    
    Parameters:
    
    name - The name of the JS Action in the name tree
    
    code - the JavaScript code
    
    unicode - select JavaScript unicode. Note that the internal Acrobat JavaScript engine does not support unicode, so this may or may not work for you
  - addJavaScript
```
public void addJavaScript(String name,
                          String code)
```
    Use this method to adds a JavaScript action at the document level. When the document opens, all this JavaScript runs.
    
    Parameters:
    
    name - The name of the JS Action in the name tree
    
    code - the JavaScript code
  - addFileAttachment
```
public void addFileAttachment(String description,
                              byte[] fileStore,
                              String file,
                              String fileDisplay)
                       throws IOException
```
    Use this method to add a file attachment at the document level.
    
    Parameters:
    
    description - the file description
    
    fileStore - an array with the file. If it's null the file will be read from the disk
    
    file - the path to the file. It will only be used if fileStore is not null
    
    fileDisplay - the actual file name stored in the pdf
    
    Throws:
    
    IOException - on error
  - addFileAttachment
```
public void addFileAttachment(String description,
                              PdfFileSpecification fs)
                       throws IOException
```
    Use this method to add a file attachment at the document level.
    
    Parameters:
    
    description - the file description
    
    fs - the file specification
    
    Throws:
    
    IOException - if the file attachment could not be added to the document
  - addFileAttachment
```
public void addFileAttachment(PdfFileSpecification fs)
                       throws IOException
```
    Use this method to add a file attachment at the document level.
    
    Parameters:
    
    fs - the file specification
    
    Throws:
    
    IOException - if the file attachment could not be added to the document
  - setOpenAction
```
public void setOpenAction(String name)
```
    Description copied from interface: PdfDocumentActions
    
    When the document opens it will jump to the destination with this name.
    
    Specified by:
    
    setOpenAction in interface PdfDocumentActions
    
    Parameters:
    
    name - the name of the destination to jump to
    
    See Also:
    
    PdfDocumentActions.setOpenAction(java.lang.String)
  - setOpenAction
```
public void setOpenAction(PdfAction action)
```
    Description copied from interface: PdfDocumentActions
    
    When the document opens this action will be invoked.
    
    Specified by:
    
    setOpenAction in interface PdfDocumentActions
    
    Parameters:
    
    action - the action to be invoked
    
    See Also:
    
    PdfDocumentActions.setOpenAction(com.itextpdf.text.pdf.PdfAction)
  - setAdditionalAction
```
public void setAdditionalAction(PdfName actionType,
                                PdfAction action)
                         throws DocumentException
```
    Description copied from interface: PdfDocumentActions
    
    Additional-actions defining the actions to be taken in response to various trigger events affecting the document as a whole. The actions types allowed are: DOCUMENT_CLOSE, WILL_SAVE, DID_SAVE, WILL_PRINT and DID_PRINT.
    
    Specified by:
    
    setAdditionalAction in interface PdfDocumentActions
    
    Parameters:
    
    actionType - the action type
    
    action - the action to execute in response to the trigger
    
    Throws:
    
    DocumentException - on invalid action type
    
    See Also:
    
    PdfDocumentActions.setAdditionalAction(com.itextpdf.text.pdf.PdfName, com.itextpdf.text.pdf.PdfAction)
  - setCollection
```
public void setCollection(PdfCollection collection)
```
    Use this method to add the Collection dictionary.
    
    Parameters:
    
    collection - a dictionary of type PdfCollection
  - getAcroForm
```
public PdfAcroForm getAcroForm()
```
    Description copied from interface: PdfAnnotations
    
    Use this methods to get the AcroForm object. Use this method only if you know what you're doing
    
    Specified by:
    
    getAcroForm in interface PdfAnnotations
    
    Returns:
    
    the PdfAcroform object of the PdfDocument
    
    See Also:
    
    PdfAnnotations.getAcroForm()
  - addAnnotation
```
public void addAnnotation(PdfAnnotation annot)
```
    Description copied from interface: PdfAnnotations
    
    Use this methods to add a PdfAnnotation or a PdfFormField to the document. Only the top parent of a PdfFormField needs to be added.
    
    Specified by:
    
    addAnnotation in interface PdfAnnotations
    
    Parameters:
    
    annot - the PdfAnnotation or the PdfFormField to add
    
    See Also:
    
    PdfAnnotations.addAnnotation(com.itextpdf.text.pdf.PdfAnnotation)
  - addCalculationOrder
```
public void addCalculationOrder(PdfFormField annot)
```
    Description copied from interface: PdfAnnotations
    
    Use this method to adds the PdfAnnotation to the calculation order array.
    
    Specified by:
    
    addCalculationOrder in interface PdfAnnotations
    
    Parameters:
    
    annot - the PdfAnnotation to be added
    
    See Also:
    
    PdfAnnotations.addCalculationOrder(com.itextpdf.text.pdf.PdfFormField)
  - setSigFlags
```
public void setSigFlags(int f)
```
    Description copied from interface: PdfAnnotations
    
    Use this method to set the signature flags.
    
    Specified by:
    
    setSigFlags in interface PdfAnnotations
    
    Parameters:
    
    f - the flags. This flags are ORed with current ones
    
    See Also:
    
    PdfAnnotations.setSigFlags(int)
  - setLanguage
```
public void setLanguage(String language)
```
  - setXmpMetadata
```
public void setXmpMetadata(byte[] xmpMetadata)
```
    Use this method to set the XMP Metadata.
    
    Parameters:
    
    xmpMetadata - The xmpMetadata to set.
  - setPageXmpMetadata
```
public void setPageXmpMetadata(byte[] xmpMetadata)
                        throws IOException
```
    Use this method to set the XMP Metadata for each page.
    
    Parameters:
    
    xmpMetadata - The xmpMetadata to set.
    
    Throws:
    
    IOException
  - getXmpWriter
```
public XmpWriter getXmpWriter()
```
  - createXmpMetadata
```
public void createXmpMetadata()
```
    Use this method to creates XMP Metadata based on the metadata in the PdfDocument.
    
    Since:
    
    5.4.4 just creates XmpWriter instance which will be serialized in close.
  - initPdfIsoConformance
```
protected PdfIsoConformance initPdfIsoConformance()
```
  - setPDFXConformance
```
public void setPDFXConformance(int pdfx)
```
    See Also:
    
    PdfXConformance.setPDFXConformance(int)
  - getPDFXConformance
```
public int getPDFXConformance()
```
    See Also:
    
    PdfXConformance.getPDFXConformance()
  - isPdfX
```
public boolean isPdfX()
```
    See Also:
    
    PdfXConformance.isPdfX()
  - isPdfIso
```
public boolean isPdfIso()
```
    Checks if any PDF ISO conformance is necessary.
    
    Returns:
    
    true if the PDF has to be in conformance with any of the PDF ISO specifications
  - setOutputIntents
```
public void setOutputIntents(String outputConditionIdentifier,
                             String outputCondition,
                             String registryName,
                             String info,
                             ICC_Profile colorProfile)
                      throws IOException
```
    Sets the values of the output intent dictionary. Null values are allowed to suppress any key.
    
    Parameters:
    
    outputConditionIdentifier - a value
    
    outputCondition - a value
    
    registryName - a value
    
    info - a value
    
    colorProfile - a value
    
    Throws:
    
    IOException - on error
    
    Since:
    
    2.1.5
  - setOutputIntents
```
public void setOutputIntents(String outputConditionIdentifier,
                             String outputCondition,
                             String registryName,
                             String info,
                             byte[] destOutputProfile)
                      throws IOException
```
    Sets the values of the output intent dictionary. Null values are allowed to suppress any key. Prefer the ICC_Profile-based version of this method.
    
    Parameters:
    
    outputConditionIdentifier - a value
    
    outputCondition - a value, "PDFA/A" to force GTS_PDFA1, otherwise cued by pdfxConformance.
    
    registryName - a value
    
    info - a value
    
    destOutputProfile - a value
    
    Throws:
    
    IOException
    
    Since:
    
    1.x
  - setOutputIntents
```
public boolean setOutputIntents(PdfReader reader,
                                boolean checkExistence)
                         throws IOException
```
    Use this method to copy the output intent dictionary from another document to this one.
    
    Parameters:
    
    reader - the other document
    
    checkExistence - true to just check for the existence of a valid output intent dictionary, false to insert the dictionary if it exists
    
    Returns:
    
    true if the output intent dictionary exists, false otherwise
    
    Throws:
    
    IOException - on error
  - getNameString
```
protected static String getNameString(PdfDictionary dic,
                                      PdfName key)
```
  - setEncryption
```
public void setEncryption(byte[] userPassword,
                          byte[] ownerPassword,
                          int permissions,
                          int encryptionType)
                   throws DocumentException
```
    Description copied from interface: PdfEncryptionSettings
    
    Sets the encryption options for this document. The userPassword and the ownerPassword can be null or have zero length. In this case the ownerPassword is replaced by a random string. The open permissions for the document can be AllowPrinting, AllowModifyContents, AllowCopy, AllowModifyAnnotations, AllowFillIn, AllowScreenReaders, AllowAssembly and AllowDegradedPrinting. The permissions can be combined by ORing them.
    
    Specified by:
    
    setEncryption in interface PdfEncryptionSettings
    
    Parameters:
    
    userPassword - the user password. Can be null or empty
    
    ownerPassword - the owner password. Can be null or empty
    
    permissions - the user permissions
    
    encryptionType - the type of encryption. It can be one of STANDARD_ENCRYPTION_40, STANDARD_ENCRYPTION_128 or ENCRYPTION_AES128. Optionally DO_NOT_ENCRYPT_METADATA can be ored to output the metadata in cleartext
    
    Throws:
    
    DocumentException - if the document is already open
    
    See Also:
    
    PdfEncryptionSettings.setEncryption(byte[], byte[], int, int)
  - setEncryption
```
public void setEncryption(Certificate[] certs,
                          int[] permissions,
                          int encryptionType)
                   throws DocumentException
```
    Description copied from interface: PdfEncryptionSettings
    
    Sets the certificate encryption options for this document. An array of one or more public certificates must be provided together with an array of the same size for the permissions for each certificate. The open permissions for the document can be AllowPrinting, AllowModifyContents, AllowCopy, AllowModifyAnnotations, AllowFillIn, AllowScreenReaders, AllowAssembly and AllowDegradedPrinting. The permissions can be combined by ORing them. Optionally DO_NOT_ENCRYPT_METADATA can be ored to output the metadata in cleartext
    
    Specified by:
    
    setEncryption in interface PdfEncryptionSettings
    
    Parameters:
    
    certs - the public certificates to be used for the encryption
    
    permissions - the user permissions for each of the certificates
    
    encryptionType - the type of encryption. It can be one of STANDARD_ENCRYPTION_40, STANDARD_ENCRYPTION_128 or ENCRYPTION_AES128.
    
    Throws:
    
    DocumentException - if the document is already open
    
    See Also:
    
    PdfEncryptionSettings.setEncryption(java.security.cert.Certificate[], int[], int)
  - setEncryption
```
@Deprecated
public void setEncryption(byte[] userPassword,
                                      byte[] ownerPassword,
                                      int permissions,
                                      boolean strength128Bits)
                               throws DocumentException
```
    Deprecated. As of iText 2.0.3, replaced by (@link #setEncryption(byte[], byte[], int, int)}. Scheduled for removal at or after 2.2.0
    
    Sets the encryption options for this document. The userPassword and the ownerPassword can be null or have zero length. In this case the ownerPassword is replaced by a random string. The open permissions for the document can be AllowPrinting, AllowModifyContents, AllowCopy, AllowModifyAnnotations, AllowFillIn, AllowScreenReaders, AllowAssembly and AllowDegradedPrinting. The permissions can be combined by ORing them.
    
    Parameters:
    
    userPassword - the user password. Can be null or empty
    
    ownerPassword - the owner password. Can be null or empty
    
    permissions - the user permissions
    
    strength128Bits - true for 128 bit key length, false for 40 bit key length
    
    Throws:
    
    DocumentException - if the document is already open
  - setEncryption
```
@Deprecated
public void setEncryption(boolean strength,
                                      String userPassword,
                                      String ownerPassword,
                                      int permissions)
                               throws DocumentException
```
    Deprecated. As of iText 2.0.3, replaced by (@link #setEncryption(byte[], byte[], int, int)}. Scheduled for removal at or after 2.2.0
    
    Sets the encryption options for this document. The userPassword and the ownerPassword can be null or have zero length. In this case the ownerPassword is replaced by a random string. The open permissions for the document can be AllowPrinting, AllowModifyContents, AllowCopy, AllowModifyAnnotations, AllowFillIn, AllowScreenReaders, AllowAssembly and AllowDegradedPrinting. The permissions can be combined by ORing them.
    
    Parameters:
    
    strength - true for 128 bit key length, false for 40 bit key length
    
    userPassword - the user password. Can be null or empty
    
    ownerPassword - the owner password. Can be null or empty
    
    permissions - the user permissions
    
    Throws:
    
    DocumentException - if the document is already open
  - setEncryption
```
@Deprecated
public void setEncryption(int encryptionType,
                                      String userPassword,
                                      String ownerPassword,
                                      int permissions)
                               throws DocumentException
```
    Deprecated. As of iText 2.0.3, replaced by (@link #setEncryption(byte[], byte[], int, int)}. Scheduled for removal at or after 2.2.0
    
    Sets the encryption options for this document. The userPassword and the ownerPassword can be null or have zero length. In this case the ownerPassword is replaced by a random string. The open permissions for the document can be AllowPrinting, AllowModifyContents, AllowCopy, AllowModifyAnnotations, AllowFillIn, AllowScreenReaders, AllowAssembly and AllowDegradedPrinting. The permissions can be combined by ORing them.
    
    Parameters:
    
    encryptionType - the type of encryption. It can be one of STANDARD_ENCRYPTION_40, STANDARD_ENCRYPTION_128 or ENCRYPTION_AES128. Optionally DO_NOT_ENCRYPT_METADATA can be ored to output the metadata in cleartext
    
    userPassword - the user password. Can be null or empty
    
    ownerPassword - the owner password. Can be null or empty
    
    permissions - the user permissions
    
    Throws:
    
    DocumentException - if the document is already open
  - isFullCompression
```
public boolean isFullCompression()
```
    Use this method to find out if 1.5 compression is on.
    
    Returns:
    
    the 1.5 compression status
  - setFullCompression
```
public void setFullCompression()
                        throws DocumentException
```
    Use this method to set the document's compression to the PDF 1.5 mode with object streams and xref streams. It can be set at any time but once set it can't be unset.
    
    Throws:
    
    DocumentException
  - getCompressionLevel
```
public int getCompressionLevel()
```
    Returns the compression level used for streams written by this writer.
    
    Returns:
    
    the compression level (0 = best speed, 9 = best compression, -1 is default)
    
    Since:
    
    2.1.3
  - setCompressionLevel
```
public void setCompressionLevel(int compressionLevel)
```
    Sets the compression level to be used for streams written by this writer.
    
    Parameters:
    
    compressionLevel - a value between 0 (best speed) and 9 (best compression)
    
    Since:
    
    2.1.3
  - releaseTemplate
```
public void releaseTemplate(PdfTemplate tp)
                     throws IOException
```
    Use this method to releases the memory used by a template. This method writes the template to the output. The template can still be added to any content but changes to the template itself won't have any effect.
    
    Parameters:
    
    tp - the template to release
    
    Throws:
    
    IOException - on error
  - getImportedPage
```
public PdfImportedPage getImportedPage(PdfReader reader,
                                       int pageNumber)
```
    Use this method to get a page from other PDF document. The page can be used as any other PdfTemplate. Note that calling this method more than once with the same parameters will retrieve the same object.
    
    Parameters:
    
    reader - the PDF document where the page is
    
    pageNumber - the page number. The first page is 1
    
    Returns:
    
    the template representing the imported page
  - getPdfReaderInstance
```
protected com.itextpdf.text.pdf.PdfReaderInstance getPdfReaderInstance(PdfReader reader)
```
    Returns the PdfReaderInstance associated with the specified reader. Multiple calls with the same reader object will return the same PdfReaderInstance.
    
    Parameters:
    
    reader - the PDF reader that you want an instance for
    
    Returns:
    
    the instance for the provided reader
    
    Since:
    
    5.0.3
  - freeReader
```
public void freeReader(PdfReader reader)
                throws IOException
```
    Use this method to writes the reader to the document and free the memory used by it. The main use is when concatenating multiple documents to keep the memory usage restricted to the current appending document.
    
    Parameters:
    
    reader - the PdfReader to free
    
    Throws:
    
    IOException - on error
  - getCurrentDocumentSize
```
public long getCurrentDocumentSize()
```
    Use this method to gets the current document size. This size only includes the data already written to the output stream, it does not include templates or fonts. It is useful if used with freeReader() when concatenating many documents and an idea of the current size is needed.
    
    Returns:
    
    the approximate size without fonts or templates
  - getNewObjectNumber
```
protected int getNewObjectNumber(PdfReader reader,
                                 int number,
                                 int generation)
```
  - setTagged
```
public void setTagged()
```
    Mark this document for tagging. It must be called before open.
  - setTagged
```
public void setTagged(int taggingMode)
```
  - needToBeMarkedInContent
```
public boolean needToBeMarkedInContent(IAccessibleElement element)
```
  - checkElementRole
```
public void checkElementRole(IAccessibleElement element,
                             IAccessibleElement parent)
```
  - isTagged
```
public boolean isTagged()
```
    Check if the document is marked for tagging.
    
    Returns:
    
    true if the document is marked for tagging
  - flushTaggedObjects
```
protected void flushTaggedObjects()
                           throws IOException
```
    Fix structure of tagged document: remove unused objects, remove unused items from class map, fix xref table due to removed objects.
    
    Throws:
    
    IOException
  - flushAcroFields
```
protected void flushAcroFields()
                        throws IOException,
                               BadPdfFormatException
```
    Throws:
    
    IOException
    
    BadPdfFormatException
  - getStructureTreeRoot
```
public PdfStructureTreeRoot getStructureTreeRoot()
```
    Gets the structure tree root. If the document is not marked for tagging it will return null.
    
    Returns:
    
    the structure tree root
  - getOCProperties
```
public PdfOCProperties getOCProperties()
```
    Use this method to get the Optional Content Properties Dictionary. Each call fills the dictionary with the current layer state. It's advisable to only call this method right before close and do any modifications at that time.
    
    Returns:
    
    the Optional Content Properties Dictionary
  - addOCGRadioGroup
```
public void addOCGRadioGroup(ArrayList<PdfLayer> group)
```
    Use this method to set a collection of optional content groups whose states are intended to follow a "radio button" paradigm. That is, the state of at most one optional content group in the array should be ON at a time: if one group is turned ON, all others must be turned OFF.
    
    Parameters:
    
    group - the radio group
  - lockLayer
```
public void lockLayer(PdfLayer layer)
```
    Use this method to lock an optional content group. The state of a locked group cannot be changed through the user interface of a viewer application. Producers can use this entry to prevent the visibility of content that depends on these groups from being changed by users.
    
    Parameters:
    
    layer - the layer that needs to be added to the array of locked OCGs
    
    Since:
    
    2.1.2
  - fillOCProperties
```
protected void fillOCProperties(boolean erase)
```
    Parameters:
    
    erase - true to erase the PdfName.OCGS and PdfName.D from the OCProperties first.
    
    Since:
    
    2.1.2
  - getPageSize
```
public Rectangle getPageSize()
```
    Use this method to get the size of the media box.
    
    Returns:
    
    a Rectangle
  - setCropBoxSize
```
public void setCropBoxSize(Rectangle crop)
```
    Use this method to set the crop box. The crop box should not be rotated even if the page is rotated. This change only takes effect in the next page.
    
    Parameters:
    
    crop - the crop box
  - setBoxSize
```
public void setBoxSize(String boxName,
                       Rectangle size)
```
    Use this method to set the page box sizes. Allowed names are: "crop", "trim", "art" and "bleed".
    
    Parameters:
    
    boxName - the box size
    
    size - the size
  - getBoxSize
```
public Rectangle getBoxSize(String boxName)
```
    Use this method to get the size of a trim, art, crop or bleed box, or null if not defined.
    
    Parameters:
    
    boxName - crop, trim, art or bleed
  - getBoxSize
```
public Rectangle getBoxSize(String boxName,
                            Rectangle intersectingRectangle)
```
    Returns the intersection between the crop, trim art or bleed box and the parameter intersectingRectangle. This method returns null when - there is no intersection - any of the above boxes are not defined - the parameter intersectingRectangle is null
    
    Parameters:
    
    boxName - crop, trim, art, bleed
    
    intersectingRectangle - the rectangle that intersects the rectangle associated to the boxName
    
    Returns:
    
    the intersection of the two rectangles
  - setPageEmpty
```
public void setPageEmpty(boolean pageEmpty)
```
    Use this method to make sure a page is added, even if it's empty. If you use setPageEmpty(false), invoking newPage() after a blank page will add a newPage. setPageEmpty(true) won't have any effect.
    
    Parameters:
    
    pageEmpty - the state
  - isPageEmpty
```
public boolean isPageEmpty()
```
    Checks if a newPage() will actually generate a new page.
    
    Returns:
    
    true if a new page will be generated, false otherwise
    
    Since:
    
    5.0.0
  - setPageAction
```
public void setPageAction(PdfName actionType,
                          PdfAction action)
                   throws DocumentException
```
    Description copied from interface: PdfPageActions
    
    Sets the open and close page additional action.
    
    Specified by:
    
    setPageAction in interface PdfPageActions
    
    Parameters:
    
    actionType - the action type. It can be PdfWriter.PAGE_OPEN or PdfWriter.PAGE_CLOSE
    
    action - the action to perform
    
    Throws:
    
    DocumentException - if the action type is invalid
    
    See Also:
    
    PdfPageActions.setPageAction(com.itextpdf.text.pdf.PdfName, com.itextpdf.text.pdf.PdfAction)
  - setDuration
```
public void setDuration(int seconds)
```
    Description copied from interface: PdfPageActions
    
    Sets the display duration for the page (for presentations)
    
    Specified by:
    
    setDuration in interface PdfPageActions
    
    Parameters:
    
    seconds - the number of seconds to display the page
    
    See Also:
    
    PdfPageActions.setDuration(int)
  - setTransition
```
public void setTransition(PdfTransition transition)
```
    Description copied from interface: PdfPageActions
    
    Sets the transition for the page
    
    Specified by:
    
    setTransition in interface PdfPageActions
    
    Parameters:
    
    transition - the Transition object
    
    See Also:
    
    PdfPageActions.setTransition(com.itextpdf.text.pdf.PdfTransition)
  - setThumbnail
```
public void setThumbnail(Image image)
                  throws PdfException,
                         DocumentException
```
    Use this method to set the thumbnail image for the current page.
    
    Parameters:
    
    image - the image
    
    Throws:
    
    PdfException - on error
    
    DocumentException - or error
  - getGroup
```
public PdfDictionary getGroup()
```
    Use this method to get the group dictionary.
    
    Returns:
    
    Value of property group.
  - setGroup
```
public void setGroup(PdfDictionary group)
```
    Use this method to set the group dictionary.
    
    Parameters:
    
    group - New value of property group.
  - getSpaceCharRatio
```
public float getSpaceCharRatio()
```
    Use this method to gets the space/character extra spacing ratio for fully justified text.
    
    Returns:
    
    the space/character extra spacing ratio
  - setSpaceCharRatio
```
public void setSpaceCharRatio(float spaceCharRatio)
```
    Use this method to set the ratio between the extra word spacing and the extra character spacing when the text is fully justified. Extra word spacing will grow spaceCharRatio times more than extra character spacing. If the ratio is PdfWriter.NO_SPACE_CHAR_RATIO then the extra character spacing will be zero.
    
    Parameters:
    
    spaceCharRatio - the ratio between the extra word spacing and the extra character spacing
  - setRunDirection
```
public void setRunDirection(int runDirection)
```
    Use this method to set the run direction. This is only used as a placeholder as it does not affect anything.
    
    Specified by:
    
    setRunDirection in interface PdfRunDirection
    
    Parameters:
    
    runDirection - the run direction
  - getRunDirection
```
public int getRunDirection()
```
    Use this method to set the run direction.
    
    Specified by:
    
    getRunDirection in interface PdfRunDirection
    
    Returns:
    
    the run direction
  - setUserunit
```
public void setUserunit(float userunit)
                 throws DocumentException
```
    Use this method to set the user unit. A UserUnit is a value that defines the default user space unit. The minimum UserUnit is 1 (1 unit = 1/72 inch). The maximum UserUnit is 75,000. Note that this userunit only works starting with PDF1.6!
    
    Parameters:
    
    userunit - The userunit to set.
    
    Throws:
    
    DocumentException - on error
  - getDefaultColorspace
```
public PdfDictionary getDefaultColorspace()
```
    Use this method to get the default colorspaces.
    
    Returns:
    
    the default colorspaces
  - setDefaultColorspace
```
public void setDefaultColorspace(PdfName key,
                                 PdfObject cs)
```
    Use this method to sets the default colorspace that will be applied to all the document. The colorspace is only applied if another colorspace with the same name is not present in the content.
    The colorspace is applied immediately when creating templates and at the page end for the main document content.
    
    Parameters:
    
    key - the name of the colorspace. It can be PdfName.DEFAULTGRAY, PdfName.DEFAULTRGB or PdfName.DEFAULTCMYK
    
    cs - the colorspace. A null or PdfNull removes any colorspace with the same name
  - isStrictImageSequence
```
public boolean isStrictImageSequence()
```
    Use this method to get the strictImageSequence status.
    
    Returns:
    
    value of property strictImageSequence
  - setStrictImageSequence
```
public void setStrictImageSequence(boolean strictImageSequence)
```
    Use this method to set the image sequence, so that it follows the text in strict order (or not).
    
    Parameters:
    
    strictImageSequence - new value of property strictImageSequence
  - clearTextWrap
```
public void clearTextWrap()
                   throws DocumentException
```
    Use this method to clear text wrapping around images (if applicable).
    
    Throws:
    
    DocumentException
  - addDirectImageSimple
```
public PdfName addDirectImageSimple(Image image)
                             throws PdfException,
                                    DocumentException
```
    Use this method to adds an image to the document but not to the page resources. It is used with templates and Document.add(Image). Use this method only if you know what you're doing!
    
    Parameters:
    
    image - the Image to add
    
    Returns:
    
    the name of the image added
    
    Throws:
    
    PdfException - on error
    
    DocumentException - on error
  - addDirectImageSimple
```
public PdfName addDirectImageSimple(Image image,
                                    PdfIndirectReference fixedRef)
                             throws PdfException,
                                    DocumentException
```
    Adds an image to the document but not to the page resources. It is used with templates and Document.add(Image). Use this method only if you know what you're doing!
    
    Parameters:
    
    image - the Image to add
    
    fixedRef - the reference to used. It may be null, a PdfIndirectReference or a PRIndirectReference.
    
    Returns:
    
    the name of the image added
    
    Throws:
    
    PdfException - on error
    
    DocumentException - on error
  - add
```
protected PdfIndirectReference add(PdfICCBased icc)
```
  - getReferenceJBIG2Globals
```
protected PdfIndirectReference getReferenceJBIG2Globals(byte[] content)
```
    Gets an indirect reference to a JBIG2 Globals stream. Adds the stream if it hasn't already been added to the writer.
    
    Parameters:
    
    content - a byte array that may already been added to the writer inside a stream object.
    
    Returns:
    
    the PdfIndirectReference of the stream
    
    Since:
    
    2.1.5
  - isUserProperties
```
public boolean isUserProperties()
```
    Gets the flag indicating the presence of structure elements that contain user properties attributes.
    
    Returns:
    
    the user properties flag
  - setUserProperties
```
public void setUserProperties(boolean userProperties)
```
    Sets the flag indicating the presence of structure elements that contain user properties attributes.
    
    Parameters:
    
    userProperties - the user properties flag
  - isRgbTransparencyBlending
```
public boolean isRgbTransparencyBlending()
```
    Gets the transparency blending colorspace.
    
    Returns:
    
    true if the transparency blending colorspace is RGB, false if it is the default blending colorspace
    
    Since:
    
    2.1.0
  - setRgbTransparencyBlending
```
public void setRgbTransparencyBlending(boolean rgbTransparencyBlending)
```
    Sets the transparency blending colorspace to RGB. The default blending colorspace is CMYK and will result in faded colors in the screen and in printing. Calling this method will return the RGB colors to what is expected. The RGB blending will be applied to all subsequent pages until other value is set. Note that this is a generic solution that may not work in all cases.
    
    Parameters:
    
    rgbTransparencyBlending - true to set the transparency blending colorspace to RGB, false to use the default blending colorspace
    
    Since:
    
    2.1.0
  - writeKeyInfo
```
protected static void writeKeyInfo(OutputStream os)
                            throws IOException
```
    Throws:
    
    IOException
  - getTtfUnicodeWriter
```
protected TtfUnicodeWriter getTtfUnicodeWriter()
```
  - createXmpWriter
```
protected XmpWriter createXmpWriter(ByteArrayOutputStream baos,
                                    PdfDictionary info)
                             throws IOException
```
    Throws:
    
    IOException
  - createXmpWriter
```
protected XmpWriter createXmpWriter(ByteArrayOutputStream baos,
                                    HashMap<String,String> info)
                             throws IOException
```
    Throws:
    
    IOException
  - createAnnotation
```
public PdfAnnotation createAnnotation(Rectangle rect,
                                      PdfName subtype)
```
    A wrapper around PdfAnnotation constructor. It is recommended to use this wrapper instead of direct constructor as this is a convenient way to override PdfAnnotation construction when needed.
    
    Parameters:
    
    rect -
    
    subtype -
    
    Returns:
  - createAnnotation
```
public PdfAnnotation createAnnotation(float llx,
                                      float lly,
                                      float urx,
                                      float ury,
                                      PdfString title,
                                      PdfString content,
                                      PdfName subtype)
```
    A wrapper around PdfAnnotation constructor. It is recommended to use this wrapper instead of direct constructor as this is a convenient way to override PdfAnnotation construction when needed.
    
    Parameters:
    
    llx -
    
    lly -
    
    urx -
    
    ury -
    
    title -
    
    content -
    
    subtype -
    
    Returns:
  - createAnnotation
```
public PdfAnnotation createAnnotation(float llx,
                                      float lly,
                                      float urx,
                                      float ury,
                                      PdfAction action,
                                      PdfName subtype)
```
    A wrapper around PdfAnnotation constructor. It is recommended to use this wrapper instead of direct constructor as this is a convenient way to override PdfAnnotation construction when needed.
    
    Parameters:
    
    llx -
    
    lly -
    
    urx -
    
    ury -
    
    action -
    
    subtype -
    
    Returns:
  - checkPdfIsoConformance
```
public static void checkPdfIsoConformance(PdfWriter writer,
                                          int key,
                                          Object obj1)
```
  - checkPdfIsoConformance
```
public void checkPdfIsoConformance(int key,
                                   Object obj1)
```
  - getStandardStructElems
```
public List<PdfName> getStandardStructElems()
```
    Gets the list of the standard structure element names (roles).
    
    Returns:
  - useExternalCacheForTagStructure
```
public void useExternalCacheForTagStructure(TempFileCache fileCache)
```

Class PdfWriter

Nested Class Summary

Field Summary

Fields inherited from class com.itextpdf.text.DocWriter

Constructor Summary

Method Summary

Methods inherited from class com.itextpdf.text.DocWriter

Methods inherited from class java.lang.Object

Field Detail

GENERATION_MAX

COUNTER

pdf

directContent

directContentUnder

body

colorProfile

extraCatalog

root

pageReferences

currentPageNumber

tabs

pageDictEntries

prevxref

originalFileID

newBookmarks

VERSION_1_2

VERSION_1_3

VERSION_1_4

VERSION_1_5

VERSION_1_6

VERSION_1_7

PDF_VERSION_1_2

PDF_VERSION_1_3

PDF_VERSION_1_4

PDF_VERSION_1_5

PDF_VERSION_1_6

PDF_VERSION_1_7

pdf_version

PageLayoutSinglePage

PageLayoutOneColumn

PageLayoutTwoColumnLeft

PageLayoutTwoColumnRight

PageLayoutTwoPageLeft

PageLayoutTwoPageRight

PageModeUseNone

PageModeUseOutlines

PageModeUseThumbs

PageModeFullScreen

PageModeUseOC

PageModeUseAttachments

HideToolbar

HideMenubar

HideWindowUI

FitWindow

CenterWindow

DisplayDocTitle

NonFullScreenPageModeUseNone

NonFullScreenPageModeUseOutlines

NonFullScreenPageModeUseThumbs

NonFullScreenPageModeUseOC

DirectionL2R

DirectionR2L

PrintScalingNone

DOCUMENT_CLOSE

WILL_SAVE

DID_SAVE

WILL_PRINT

DID_PRINT

SIGNATURE_EXISTS

SIGNATURE_APPEND_ONLY

xmpMetadata

xmpWriter

PDFXNONE

PDFX1A2001

PDFX32002

pdfIsoConformance

STANDARD_ENCRYPTION_40

STANDARD_ENCRYPTION_128

ENCRYPTION_AES_128

ENCRYPTION_AES_256