com.itextpdf.text.pdf

Class FdfReader

java.lang.Object

com.itextpdf.text.pdf.PdfReader

com.itextpdf.text.pdf.FdfReader

All Implemented Interfaces:

PdfViewerPreferences

public class FdfReader
extends PdfReader

Reads an FDF form and makes the fields available

Author:

Paulo Soares

Field Summary

Fields

Modifier and Type	Field and Description
protected static Counter	COUNTER

Fields inherited from class com.itextpdf.text.pdf.PdfReader

acroForm, acroFormParsed, catalog, certificate, certificateKey, certificateKeyProvider, consolidateNamedDestinations, debugmode, decrypt, encrypted, eofPos, externalDecryptionProcess, freeXref, lastXref, newXrefType, objStmMark, objStmToOffset, pageRefs, password, pdfVersion, pValue, rebuilt, remoteToLocalNamedDestinations, rValue, sharedStreams, strings, tampered, tokens, trailer, unethicalreading, xref, xrefObj

Constructor Summary

Constructors

Constructor and Description
FdfReader(byte[] pdfIn) Reads an FDF form.
FdfReader(InputStream is) Reads an FDF form.
FdfReader(String filename) Reads an FDF form.
FdfReader(URL url) Reads an FDF form.

Method Summary

Modifier and Type	Method and Description
byte[]	getAttachedFile(String name) Gets a byte[] containing a file that is embedded in the FDF.
protected Counter	getCounter()
PdfDictionary	getField(String name) Gets the field dictionary.
HashMap<String,PdfDictionary>	getFields() Gets all the fields.
String	getFieldValue(String name) Gets the field value or null if the field does not exist or has no value defined.
String	getFileSpec() Gets the PDF file specification contained in the FDF.
protected void	kidNode(PdfDictionary merged, String name)
protected void	readFields()
protected void	readPdf() Parses the entire PDF

Methods inherited from class com.itextpdf.text.pdf.PdfReader

addPdfObject, addViewerPreference, ASCII85Decode, ASCIIHexDecode, close, computeUserPassword, consolidateNamedDestinations, createFakeFontSubsets, decodeBytes, decodeBytes, decodePredictor, dumpPerc, duplicatePdfDictionary, duplicatePdfObject, eliminateSharedStreams, FlateDecode, FlateDecode, getAcroFields, getAcroForm, getBoxSize, getCatalog, getCertificationLevel, getCropBox, getCryptoMode, getEofPos, getFileLength, getInfo, getJavaScript, getJavaScript, getLastXref, getLinks, getMetadata, getNamedDestination, getNamedDestination, getNamedDestinationFromNames, getNamedDestinationFromNames, getNamedDestinationFromStrings, getNormalizedRectangle, getNumberOfPages, getPageContent, getPageContent, getPageContent, getPageN, getPageNRelease, getPageOrigRef, getPageResources, getPageResources, getPageRotation, getPageSize, getPageSize, getPageSizeWithRotation, getPageSizeWithRotation, getPdfObject, getPdfObject, getPdfObject, getPdfObjectRelease, getPdfObjectRelease, getPdfObjectRelease, getPdfReaderInstance, getPdfVersion, getPermissions, getSafeFile, getSimpleViewerPreferences, getStreamBytes, getStreamBytes, getStreamBytesRaw, getStreamBytesRaw, getTrailer, getXrefSize, hasUsageRights, is128Key, isAppendable, isEncrypted, isHybridXref, isMetadataEncrypted, isNewXrefType, isOpenedWithFullPermissions, isRebuilt, isTagged, isTampered, killIndirect, killXref, LZWDecode, makeRemoteNamedDestinationsLocal, readArray, readDictionary, readDocObj, readDocObjPartial, readObjStm, readOneObjStm, readPages, readPdfPartial, readPRObject, readSingleObject, readXref, readXrefSection, readXRefStream, rebuildXref, releaseLastXrefPartial, releaseLastXrefPartial, releasePage, removeAnnotations, removeFields, removeUnusedNode, removeUnusedObjects, removeUsageRights, resetLastXrefPartial, resetReleasePage, selectPages, selectPages, selectPages, setAppendable, setPageContent, setPageContent, setPageContent, setTampered, setViewerPreferences, setViewerPreferences, shuffleSubsetNames

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

COUNTER

protected static Counter COUNTER

Constructor Detail

FdfReader

public FdfReader(String filename)
          throws IOException

Reads an FDF form.

Parameters:

filename - the file name of the form

Throws:

IOException - on error

FdfReader

public FdfReader(byte[] pdfIn)
          throws IOException

Reads an FDF form.

Parameters:

pdfIn - the byte array with the form

Throws:

IOException - on error

FdfReader

public FdfReader(URL url)
          throws IOException

Reads an FDF form.

Parameters:

url - the URL of the document

Throws:

IOException - on error

FdfReader

public FdfReader(InputStream is)
          throws IOException

Reads an FDF form.

Parameters:

is - the InputStream containing the document. The stream is read to the end but is not closed

Throws:

IOException - on error

Method Detail

getCounter

protected Counter getCounter()

Overrides:

getCounter in class PdfReader

readPdf

protected void readPdf()
                throws IOException

Description copied from class: PdfReader

Parses the entire PDF

Overrides:

readPdf in class PdfReader

Throws:

IOException

kidNode

protected void kidNode(PdfDictionary merged,
                       String name)

readFields

protected void readFields()

getFields

public HashMap<String,PdfDictionary> getFields()

Gets all the fields. The map is keyed by the fully qualified field name and the value is a merged PdfDictionary with the field content.

Returns:

all the fields

getField

public PdfDictionary getField(String name)

Gets the field dictionary.

Parameters:

name - the fully qualified field name

Returns:

the field dictionary

getAttachedFile

public byte[] getAttachedFile(String name)
                       throws IOException

Gets a byte[] containing a file that is embedded in the FDF.

Parameters:

name - the fully qualified field name

Returns:

the bytes of the file

Throws:

IOException

Since:

5.0.1

getFieldValue

public String getFieldValue(String name)

Gets the field value or null if the field does not exist or has no value defined.

Parameters:

name - the fully qualified field name

Returns:

the field value or null

getFileSpec

public String getFileSpec()

Gets the PDF file specification contained in the FDF.

Returns:

the PDF file specification contained in the FDF