Package com.adobe.internal.pdftoolkit.core.cos

Class CosToken

java.lang.Object

com.adobe.internal.pdftoolkit.core.cos.CosToken

public final class CosToken
extends Object

The PDF parser.

Field Summary

Fields

Modifier and Type	Field	Description
static BigDecimal	MAX_REAL
static BigDecimal	MIN_FLOAT_APPROACHING_TO_ZERO

Method Summary

Modifier and Type	Method	Description
static void	skipObject(CosDocument doc, InputByteStream buf, byte b)	This method tokenizes the document stream to reach the position where object definition is completed.
static byte	skipWhitespace(InputByteStream buf)	Skips over whitespace in the input stream.
static byte	toHexDigit(byte b)	Converts the specified hexidecimal character to a byte value.

Methods inherited from class java.lang.Object

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

Field Detail

MIN_FLOAT_APPROACHING_TO_ZERO

public static final BigDecimal MIN_FLOAT_APPROACHING_TO_ZERO

MAX_REAL

public static final BigDecimal MAX_REAL

Method Detail

toHexDigit

public static byte toHexDigit(byte b)
                       throws PDFCosParseException

Converts the specified hexidecimal character to a byte value. For example, the hex character 'A' is converted to the value 10.

Parameters:

b - Hex character to convert

Returns:

Byte value corresponding to the specified hex character.

Throws:

PDFCosParseException

skipWhitespace

public static byte skipWhitespace(InputByteStream buf)
                           throws IOException,
                                  PDFCosParseException

Skips over whitespace in the input stream. Whitespace is defined in section 3.1.1 of the PDF Reference Manual version 1.4. For the purposes of this method, comments are also considered whitespace.

Parameters:

buf - Buffer to parse

Returns:

The first non-whitespace byte encountered.

Throws:

IOException

PDFCosParseException

skipObject

public static void skipObject(CosDocument doc,
                              InputByteStream buf,
                              byte b)
                       throws PDFCosParseException,
                              IOException,
                              PDFSecurityException,
                              PDFIOException

This method tokenizes the document stream to reach the position where object definition is completed.

Parameters:

doc - Document containing the COS object

buf - Buffer to skip

b - Starting byte

Throws:

PDFCosParseException

IOException

PDFSecurityException

PDFIOException

PDFIOException