Package org.apache.pdfbox.pdfparser

Class PDFStreamParser

java.lang.Object

org.apache.pdfbox.pdfparser.BaseParser

org.apache.pdfbox.pdfparser.PDFStreamParser

public class PDFStreamParser
extends BaseParser

This will parse a PDF byte stream and extract operands and such.

Author:

Ben Litchfield

Field Summary

Fields inherited from class org.apache.pdfbox.pdfparser.BaseParser

A, ASCII_CR, ASCII_LF, B, D, DEF, document, E, ENDOBJ_STRING, ENDSTREAM_STRING, J, M, N, O, R, S, source, STREAM_STRING, T

Constructor Summary

Constructors

Constructor	Description
PDFStreamParser(byte[] bytes)	Constructor.
PDFStreamParser(PDContentStream pdContentstream)	Constructor.

Method Summary

Modifier and Type	Method	Description
void	close()	Close the underlying resource.
List<Object>	parse()	This will parse all the tokens in the stream.
Object	parseNextToken()	This will parse the next token in the stream.

Methods inherited from class org.apache.pdfbox.pdfparser.BaseParser

getObjectKey, isClosing, isClosing, isDigit, isDigit, isEndOfName, isEOF, isEOL, isEOL, isSpace, isSpace, isWhitespace, isWhitespace, parseCOSArray, parseCOSDictionary, parseCOSName, parseCOSString, parseDirObject, readExpectedChar, readExpectedString, readGenerationNumber, readInt, readLine, readLong, readObjectNumber, readString, readString, readStringNumber, skipLinebreak, skipSpaces, skipWhiteSpaces

Methods inherited from class java.lang.Object

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

Constructor Details

PDFStreamParser

public PDFStreamParser(PDContentStream pdContentstream)
                throws IOException

Constructor.

Parameters:

pdContentstream - The content stream to parse.

Throws:

IOException - If there is an error initializing the stream.

PDFStreamParser

public PDFStreamParser(byte[] bytes)

Constructor.

Parameters:

bytes - the bytes to parse.

Method Details

parse

public List<Object> parse()
                   throws IOException

This will parse all the tokens in the stream. This will close the stream when it is finished parsing.

Returns:

All of the tokens in the stream.

Throws:

IOException - If there is an error while parsing the stream.

parseNextToken

public Object parseNextToken()
                      throws IOException

This will parse the next token in the stream.

Returns:

The next token in the stream or null if there are no more tokens in the stream.

Throws:

IOException - If an io error occurs while parsing the stream.

close

public void close()
           throws IOException

Close the underlying resource.

Throws:

IOException - if something went wrong