org.verapdf.parser

Class DecodedObjectStreamParser

java.lang.Object

org.verapdf.parser.BaseParser

org.verapdf.parser.COSParser

org.verapdf.parser.DecodedObjectStreamParser

public class DecodedObjectStreamParser
extends COSParser

This class reads objects from decoded object stream.

Author:

Sergey Shemyakov

Field Summary

Fields inherited from class org.verapdf.parser.COSParser

document, flag, integers, keyOfCurrentObject, LINEARIZATION_DICTIONARY_LOOKUP_SIZE, objects

Fields inherited from class org.verapdf.parser.BaseParser

source

Constructor Summary

Constructors

Constructor and Description
DecodedObjectStreamParser(ASInputStream inputStream, COSStream objectStream, COSKey streamKey, COSDocument doc) Constructor from decoded object stream data and COSStream.

Method Summary

Modifier and Type	Method and Description
boolean	containsObject(int objNum)
List<COSKey>	getInternalObjectsKeys()
COSObject	getObject(COSKey key) Parses object from object stream.

Methods inherited from class org.verapdf.parser.COSParser

getArray, getDictionary, getDocument, getName, getStream, nextObject

Methods inherited from class org.verapdf.parser.BaseParser

appendToToken, clearToken, closeInputStream, findKeyword, findKeyword, getLine, getLine, getLineBytes, getRandomAccess, getRawBytes, getToken, initializeToken, isCR, isDigit, isDigit, isEOL, isFF, isHexDigit, isLF, isNextByteEOL, nextToken, readName, readNumber, readUntilDelimiter, skipExpectedCharacter, skipSingleEol, skipSingleSpace, skipSingleSpace, skipSpaces, skipSpaces

Methods inherited from class java.lang.Object

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

Constructor Detail

DecodedObjectStreamParser

public DecodedObjectStreamParser(ASInputStream inputStream,
                                 COSStream objectStream,
                                 COSKey streamKey,
                                 COSDocument doc)
                          throws IOException

Constructor from decoded object stream data and COSStream.

Parameters:

inputStream - contains decoded object stream.

objectStream - is COSStream that is being parsed.

streamKey - is key of given COSStream.

Throws:

IOException

Method Detail

containsObject

public boolean containsObject(int objNum)

Returns:

true if object stream contains object with number objNum.

getInternalObjectsKeys

public List<COSKey> getInternalObjectsKeys()

Returns:

list of keys of all objects, contained inside this object stream.

getObject

public COSObject getObject(COSKey key)
                    throws IOException

Parses object from object stream.

Parameters:

key - is key of object to parse. Object with this key should be present in this object stream.

Returns:

object for given key or empty COSObject if key is not present.

Throws:

IOException