PDFPageLabels.java
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/*
* Decompiled with CFR 0_118.
*
* Could not load the following classes:
* com.adobe.internal.pdftoolkit.core.cos.CosDictionary
* com.adobe.internal.pdftoolkit.core.cos.CosObject
* com.adobe.internal.pdftoolkit.core.exceptions.PDFIOException
* com.adobe.internal.pdftoolkit.core.exceptions.PDFInvalidDocumentException
* com.adobe.internal.pdftoolkit.core.exceptions.PDFInvalidParameterException
* com.adobe.internal.pdftoolkit.core.exceptions.PDFSecurityException
*/
package com.adobe.internal.pdftoolkit.pdf.page;
import com.adobe.internal.pdftoolkit.core.cos.CosDictionary;
import com.adobe.internal.pdftoolkit.core.cos.CosObject;
import com.adobe.internal.pdftoolkit.core.exceptions.PDFIOException;
import com.adobe.internal.pdftoolkit.core.exceptions.PDFInvalidDocumentException;
import com.adobe.internal.pdftoolkit.core.exceptions.PDFInvalidParameterException;
import com.adobe.internal.pdftoolkit.core.exceptions.PDFSecurityException;
import com.adobe.internal.pdftoolkit.pdf.document.PDFCosObject;
import com.adobe.internal.pdftoolkit.pdf.document.PDFDocument;
import com.adobe.internal.pdftoolkit.pdf.document.PDFNumberTree;
import com.adobe.internal.pdftoolkit.pdf.page.PDFPageLabel;
/*
* This class specifies class file version 49.0 but uses Java 6 signatures. Assumed Java 6.
*/
public class PDFPageLabels
extends PDFNumberTree<PDFPageLabel> {
private PDFPageLabels(CosObject cosObject) throws PDFInvalidDocumentException {
super(cosObject);
}
public static PDFPageLabels getInstance(CosObject cosObject) throws PDFInvalidDocumentException {
if (PDFCosObject.checkNullCosObject(cosObject) == null) {
return null;
}
PDFPageLabels pdfObject = PDFCosObject.getCachedInstance(cosObject, PDFPageLabels.class);
if (pdfObject == null) {
pdfObject = new PDFPageLabels(cosObject);
}
return pdfObject;
}
public static PDFPageLabels newInstance(PDFDocument pdfDocument) throws PDFInvalidDocumentException, PDFIOException, PDFSecurityException {
CosDictionary cosObject = PDFCosObject.newCosDictionary(pdfDocument);
return new PDFPageLabels((CosObject)cosObject);
}
@Override
protected PDFPageLabel makeValueType(CosObject cosObject) throws PDFInvalidDocumentException {
if (PDFCosObject.checkNullCosObject(cosObject) == null) {
return null;
}
return PDFPageLabel.getInstance(cosObject);
}
@Override
protected CosObject getCosObjectFromValue(PDFPageLabel value) throws PDFInvalidDocumentException, PDFIOException, PDFSecurityException {
return value.getCosObject();
}
public PDFPageLabel split(int pageIndex) throws PDFInvalidDocumentException, PDFIOException, PDFSecurityException, PDFInvalidParameterException {
Number existingKey = this.previousKey(pageIndex);
if (existingKey == null) {
return null;
}
PDFPageLabel startLabel = (PDFPageLabel)this.getEntry(existingKey.intValue());
if (startLabel == null) {
return null;
}
if (existingKey.intValue() == pageIndex) {
return startLabel;
}
PDFPageLabel newLabel = startLabel;
try {
if (this.getEntry(pageIndex) == null) {
newLabel = PDFPageLabel.newInstance(this.getPDFDocument(), startLabel);
newLabel.setStartingNumber(pageIndex - existingKey.intValue() + startLabel.getStartingNumber());
this.replaceEntry(pageIndex, newLabel);
}
}
catch (PDFInvalidParameterException e) {
throw new PDFInvalidDocumentException("Page label cannot be replaced", (Throwable)e);
}
return newLabel;
}
}