com.itextpdf.text.pdf.parser

Class TaggedPdfReaderTool

java.lang.Object

com.itextpdf.text.pdf.parser.TaggedPdfReaderTool

public class TaggedPdfReaderTool
extends Object

Converts a tagged PDF document into an XML file.

Since:

5.0.2

Field Summary

Fields

Modifier and Type	Field and Description
protected PrintWriter	out The writer object to which the XML will be written
protected PdfReader	reader The reader object from which the content streams are read.

Constructor Summary

Constructors

Constructor and Description
TaggedPdfReaderTool()

Method Summary

Modifier and Type	Method and Description
void	convertToXml(PdfReader reader, OutputStream os) Parses a string with structured content.
void	convertToXml(PdfReader reader, OutputStream os, String charset) Parses a string with structured content.
void	inspectChild(PdfObject k) Inspects a child of a structured element.
void	inspectChildArray(PdfArray k) If the child of a structured element is an array, we need to loop over the elements.
void	inspectChildDictionary(PdfDictionary k) If the child of a structured element is a dictionary, we inspect the child; we may also draw a tag.
void	inspectChildDictionary(PdfDictionary k, boolean inspectAttributes) If the child of a structured element is a dictionary, we inspect the child; we may also draw a tag.
void	parseTag(String tag, PdfObject object, PdfDictionary page) Searches for a tag in a page.
protected String	xmlName(PdfName name)

Methods inherited from class java.lang.Object

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

Field Detail

reader

protected PdfReader reader

The reader object from which the content streams are read.

out

protected PrintWriter out

The writer object to which the XML will be written

Constructor Detail

TaggedPdfReaderTool

public TaggedPdfReaderTool()

Method Detail

convertToXml

public void convertToXml(PdfReader reader,
                         OutputStream os,
                         String charset)
                  throws IOException

Parses a string with structured content.

Parameters:

reader - the PdfReader that has access to the PDF file

os - the OutputStream to which the resulting xml will be written

charset - the charset to encode the data

Throws:

IOException

Since:

5.0.5

convertToXml

public void convertToXml(PdfReader reader,
                         OutputStream os)
                  throws IOException

Parses a string with structured content. The output is done using the current charset.

Parameters:

reader - the PdfReader that has access to the PDF file

os - the OutputStream to which the resulting xml will be written

Throws:

IOException

inspectChild

public void inspectChild(PdfObject k)
                  throws IOException

Inspects a child of a structured element. This can be an array or a dictionary.

Parameters:

k - the child to inspect

Throws:

IOException

inspectChildArray

public void inspectChildArray(PdfArray k)
                       throws IOException

If the child of a structured element is an array, we need to loop over the elements.

Parameters:

k - the child array to inspect

Throws:

IOException

inspectChildDictionary

public void inspectChildDictionary(PdfDictionary k)
                            throws IOException

If the child of a structured element is a dictionary, we inspect the child; we may also draw a tag.

Parameters:

k - the child dictionary to inspect

Throws:

IOException

inspectChildDictionary

public void inspectChildDictionary(PdfDictionary k,
                                   boolean inspectAttributes)
                            throws IOException

If the child of a structured element is a dictionary, we inspect the child; we may also draw a tag.

Parameters:

k - the child dictionary to inspect

Throws:

IOException

xmlName

protected String xmlName(PdfName name)

parseTag

public void parseTag(String tag,
                     PdfObject object,
                     PdfDictionary page)
              throws IOException

Searches for a tag in a page.

Parameters:

tag - the name of the tag

object - an identifier to find the marked content

page - a page dictionary

Throws:

IOException