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An Open Source JavaFX PDF Viewer
/*
* ===========================================
* Java Pdf Extraction Decoding Access Library
* ===========================================
*
* Project Info: http://www.idrsolutions.com
* Help section for developers at http://www.idrsolutions.com/support/
*
* (C) Copyright 1997-2015 IDRsolutions and Contributors.
*
* This file is part of JPedal/JPDF2HTML5
*
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* ---------------
* StringValue.java
* ---------------
*/
package org.jpedal.io.types;
import static org.jpedal.io.ObjectDecoder.debugFastCode;
import static org.jpedal.io.ObjectDecoder.padding;
import org.jpedal.objects.raw.PdfDictionary;
import org.jpedal.objects.raw.PdfObject;
/**
*
*/
public class StringValue {
public static int setStringConstantValue(final PdfObject pdfObject, int i, final byte[] raw, final int PDFkeyInt) {
i++;
//move cursor to start of text
while(raw[i]==10 || raw[i]==13 || raw[i]==32 || raw[i]==47) {
i++;
}
final int keyStart=i;
int keyLength=0;
//move cursor to end of text
while(raw[i]!=10 && raw[i]!=13 && raw[i]!=32 && raw[i]!=47 && raw[i]!=60 && raw[i]!=62){
i++;
keyLength++;
}
i--;// move back so loop works
//store value
pdfObject.setConstant(PDFkeyInt,keyStart,keyLength,raw);
if(debugFastCode) {
System.out.println(padding + "Set constant in " + pdfObject + " to " + pdfObject.setConstant(PDFkeyInt, keyStart, keyLength, raw));
}
return i;
}
public static int setStringKeyValue(final PdfObject pdfObject, int i, final byte[] raw, final int PDFkeyInt) {
i++;
//move cursor to start of text
while(raw[i]==10 || raw[i]==13 || raw[i]==32 || raw[i]==47) {
i++;
}
final int keyStart=i;
int keyLength=1;
boolean isNull=false;
//move cursor to end of text (allow for null)
while(raw[i]!='R' && !isNull){
//allow for null for Parent
if(PDFkeyInt== PdfDictionary.Parent && raw[i]=='n' && raw[i+1]=='u' && raw[i+2]=='l' && raw[i+3]=='l') {
isNull = true;
}
i++;
keyLength++;
}
i--;// move back so loop works
if(!isNull){
//set value
final byte[] stringBytes=new byte[keyLength];
System.arraycopy(raw,keyStart,stringBytes,0,keyLength);
//store value
pdfObject.setStringKey(PDFkeyInt,stringBytes);
if(debugFastCode) {
System.out.println(padding + "Set constant in " + pdfObject + " to " + new String(stringBytes));
}
}
return i;
}
}