org.jpedal.objects.raw.PdfKeyPairsIterator Maven / Gradle / Ivy

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An Open Source JavaFX PDF Viewer
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/*
 * ===========================================
 * 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


 *
 * ---------------
 * PdfKeyPairsIterator.java
 * ---------------
 */
package org.jpedal.objects.raw;

import org.jpedal.utils.NumberUtils;

/**
 * allow fast access to data from PDF object
 *
 */
public class PdfKeyPairsIterator {
    
	private final byte[][] keys,values;
	
	private final PdfObject[] objs;

    int maxCount,current;

    public PdfKeyPairsIterator(final byte[][] keys, final byte[][] values, final PdfObject[] objs) {

        this.keys=keys;
        this.values=values;
        this.objs=objs;
        
        if(keys!=null) {
            maxCount = keys.length;
        }
        
        current=0;
    }

    /**
     * number of PAIRS (or keys)
     * @return
     */
    @SuppressWarnings("UnusedDeclaration")
    public int getTokenCount() {
        return maxCount;
    }

    /**
     * roll onto next key and value
     */
    public void nextPair() {

        if(current" + new String(keys[current]) + '<');
                }
        	}else {
                return (keys[current][0] & 255);
            }
        }else {
            return NumberUtils.parseInt(0, length, keys[current]);
        }
       
        return -1;
    }

	public boolean isNextKeyANumber() {
		
		final int length=keys[current].length;
        
		boolean isNumber=true;
        
		for(int ii=0;ii='0' && nextChar<='9'){

            }else{
                isNumber=false;
                ii=length;
            }
        }
		return isNumber;
	}

    public boolean hasMorePairs() {
        return current