Class SignatureUtil.ContentsChecker

java.lang.Object

com.itextpdf.kernel.pdf.PdfReader

com.itextpdf.signatures.SignatureUtil.ContentsChecker

All Implemented Interfaces:

Closeable, AutoCloseable

Enclosing class:

SignatureUtil

private static class SignatureUtil.ContentsChecker
extends PdfReader

Nested Class Summary

Nested classes/interfaces inherited from class PdfReader

PdfReader.ReusableRandomAccessSource, PdfReader.StrictnessLevel

Field Summary

Fields

Modifier and Type	Field	Description
private int	contentsLevel
private int	currentLevel
static final int	OBJECT_HEADER_OFFSET
private long	rangeExclusionStart
private long	rangeExlusionEnd
private boolean	rangeIsCorrect
private boolean	searchInV

Fields inherited from class PdfReader

correctStreamLength, decrypt, DEFAULT_STRICTNESS_LEVEL, encrypted, eofPos, fixedXref, headerPdfVersion, hybridXref, lastXref, pdfDocument, properties, rebuiltXref, tokens, trailer, xrefStm

Constructor Summary

Constructors

Constructor	Description
ContentsChecker(IRandomAccessSource byteSource, PdfDocument doc)

Method Summary

Modifier and Type	Method	Description
boolean	checkWhetherSignatureCoversWholeDocument(PdfFormField signatureField)
private static long	countDigits(int number)
protected PdfDictionary	readDictionary(boolean objStm)

Methods inherited from class PdfReader

close, computeUserPassword, decodeBytes, decodeBytes, fixXref, getCryptoMode, getFileLength, getLastXref, getModifiedFileId, getOriginalFileId, getPdfConformance, getPermissions, getPropertiesCopy, getSafeFile, getStrictnessLevel, getXrefPrev, hasFixedXref, hasHybridXref, hasRebuiltXref, hasXrefStm, isCloseStream, isEncrypted, isOpenedWithFullPermission, readArray, readObject, readObject, readObject, readObjectStream, readPdf, readPdfName, readReference, readStream, readStreamBytes, readStreamBytesRaw, readXref, readXrefSection, readXrefStream, rebuildXref, setCloseStream, setMemorySavingMode, setStrictnessLevel, setUnethicalReading

Methods inherited from class Object

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

Field Details

OBJECT_HEADER_OFFSET

public static final int OBJECT_HEADER_OFFSET

See Also:

• Constant Field Values

rangeExclusionStart

private long rangeExclusionStart

rangeExlusionEnd

private long rangeExlusionEnd

currentLevel

private int currentLevel

contentsLevel

private int contentsLevel

searchInV

private boolean searchInV

rangeIsCorrect

private boolean rangeIsCorrect

Constructor Details

ContentsChecker

public ContentsChecker(IRandomAccessSource byteSource,
 PdfDocument doc)
                throws IOException

Throws:

IOException

Method Details

checkWhetherSignatureCoversWholeDocument

public boolean checkWhetherSignatureCoversWholeDocument(PdfFormField signatureField)

readDictionary

protected PdfDictionary readDictionary(boolean objStm)
                                throws IOException

Overrides:

readDictionary in class PdfReader

Throws:

IOException

countDigits

private static long countDigits(int number)