Module com.github.librepdf.openpdf

Package org.openpdf.text.pdf

Class PRTokeniser

java.lang.Object

org.openpdf.text.pdf.PRTokeniser

All Implemented Interfaces:

AutoCloseable

public class PRTokeniser
extends Object
implements AutoCloseable

Author:

Paulo Soares (psoares@consiste.pt)

Field Summary

Fields

Modifier and Type	Field	Description
static final boolean[]	delims
protected RandomAccessFileOrArray	file
protected int	generation
protected boolean	hexString
protected int	reference
protected String	stringValue
static final int	TK_COMMENT
static final int	TK_END_ARRAY
static final int	TK_END_DIC
static final int	TK_ENDOFFILE
static final int	TK_NAME
static final int	TK_NUMBER
static final int	TK_OTHER
static final int	TK_REF
static final int	TK_START_ARRAY
static final int	TK_START_DIC
static final int	TK_STRING
protected int	type

Constructor Summary

Constructors

Constructor	Description
PRTokeniser(byte[] pdfIn)
PRTokeniser(String filename)
PRTokeniser(RandomAccessFileOrArray file)

Method Summary

Modifier and Type	Method	Description
void	backOnePosition(int ch)
void	checkFdfHeader()
static int[]	checkObjectStart(byte[] line)
String	checkPdfHeader()
void	close()
RandomAccessFileOrArray	getFile()
int	getFilePointer()
int	getGeneration()
static int	getHex(int v)
int	getReference()
RandomAccessFileOrArray	getSafeFile()
int	getStartxref()
String	getStringValue()
int	getTokenType()
int	intValue()
static final boolean	isDelimiter(int ch)
static final boolean	isDelimiterWhitespace(int ch)
boolean	isHexString()
static final boolean	isWhitespace(int ch)
int	length()
boolean	nextToken()
void	nextValidToken()
int	read()
boolean	readLineSegment(byte[] input)
String	readString(int size)
void	seek(int pos)
void	throwError(String error)

Methods inherited from class java.lang.Object

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

Field Details

TK_NUMBER

public static final int TK_NUMBER

See Also:

• Constant Field Values

TK_STRING

public static final int TK_STRING

See Also:

• Constant Field Values

TK_NAME

public static final int TK_NAME

See Also:

• Constant Field Values

TK_COMMENT

public static final int TK_COMMENT

See Also:

• Constant Field Values

TK_START_ARRAY

public static final int TK_START_ARRAY

See Also:

• Constant Field Values

TK_END_ARRAY

public static final int TK_END_ARRAY

See Also:

• Constant Field Values

TK_START_DIC

public static final int TK_START_DIC

See Also:

• Constant Field Values

TK_END_DIC

public static final int TK_END_DIC

See Also:

• Constant Field Values

TK_REF

public static final int TK_REF

See Also:

• Constant Field Values

TK_OTHER

public static final int TK_OTHER

See Also:

• Constant Field Values

TK_ENDOFFILE

public static final int TK_ENDOFFILE

See Also:

• Constant Field Values

delims

public static final boolean[] delims

file

protected RandomAccessFileOrArray file

type

protected int type

stringValue

protected String stringValue

reference

protected int reference

generation

protected int generation

hexString

protected boolean hexString

Constructor Details

PRTokeniser

public PRTokeniser(String filename)
            throws IOException

Throws:

IOException

PRTokeniser

public PRTokeniser(byte[] pdfIn)

PRTokeniser

public PRTokeniser(RandomAccessFileOrArray file)

Method Details

isWhitespace

public static final boolean isWhitespace(int ch)

isDelimiter

public static final boolean isDelimiter(int ch)

isDelimiterWhitespace

public static final boolean isDelimiterWhitespace(int ch)

getHex

public static int getHex(int v)

checkObjectStart

public static int[] checkObjectStart(byte[] line)

seek

public void seek(int pos)
          throws IOException

Throws:

IOException

getFilePointer

public int getFilePointer()
                   throws IOException

Throws:

IOException

close

public void close()
           throws IOException

Specified by:

close in interface AutoCloseable

Throws:

IOException

length

public int length()
           throws IOException

Throws:

IOException

read

public int read()
         throws IOException

Throws:

IOException

getSafeFile

public RandomAccessFileOrArray getSafeFile()

getFile

public RandomAccessFileOrArray getFile()

readString

public String readString(int size)
                  throws IOException

Throws:

IOException

getTokenType

public int getTokenType()

getStringValue

public String getStringValue()

getReference

public int getReference()

getGeneration

public int getGeneration()

backOnePosition

public void backOnePosition(int ch)

throwError

public void throwError(String error)
                throws IOException

Throws:

IOException

checkPdfHeader

public String checkPdfHeader()
                      throws IOException

Throws:

IOException

checkFdfHeader

public void checkFdfHeader()
                    throws IOException

Throws:

IOException

getStartxref

public int getStartxref()
                 throws IOException

Throws:

IOException

nextValidToken

public void nextValidToken()
                    throws IOException

Throws:

IOException

nextToken

public boolean nextToken()
                  throws IOException

Throws:

IOException

intValue

public int intValue()

readLineSegment

public boolean readLineSegment(byte[] input)
                        throws IOException

Throws:

IOException

isHexString

public boolean isHexString()