debug/org.eclipse.ptp.debug.core/pdi/org/eclipse/ptp/debug/internal/core/pdi/aif/AIFValueString.java

/*******************************************************************************
 * Copyright (c) 2005 The Regents of the University of California. 
 * This material was produced under U.S. Government contract W-7405-ENG-36 
 * for Los Alamos National Laboratory, which is operated by the University 
 * of California for the U.S. Department of Energy. The U.S. Government has 
 * rights to use, reproduce, and distribute this software. NEITHER THE 
 * GOVERNMENT NOR THE UNIVERSITY MAKES ANY WARRANTY, EXPRESS OR IMPLIED, OR 
 * ASSUMES ANY LIABILITY FOR THE USE OF THIS SOFTWARE. If software is modified 
 * to produce derivative works, such modified software should be clearly marked, 
 * so as not to confuse it with the version available from LANL.
 * 
 * Additionally, this program and the accompanying materials 
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 * 
 * LA-CC 04-115
 *******************************************************************************/
package org.eclipse.ptp.debug.internal.core.pdi.aif;

import org.eclipse.ptp.debug.core.pdi.model.aif.AIFException;
import org.eclipse.ptp.debug.core.pdi.model.aif.IAIFTypeString;
import org.eclipse.ptp.debug.core.pdi.model.aif.IAIFValueString;
import org.eclipse.ptp.debug.core.pdi.model.aif.AIFFactory.SimpleByteBuffer;

/**
 * @author Clement chu
 * 
 */
public class AIFValueString extends AIFValue implements IAIFValueString {	
	public AIFValueString(IAIFTypeString type, SimpleByteBuffer buffer) {
		super(type);
		parse(buffer);
		((AIFTypeString)type).size = size;
	}
	protected void parse(SimpleByteBuffer buffer) {
		size = getSize(buffer);
		byte[] bytes = new byte[size];
		for (int i=0; i<size; i++) {
			bytes[i] = buffer.get();
		}
		result = new String(bytes);
	}
	
	public int getSize(SimpleByteBuffer buffer) {
		String hex = "";
		for (int i=0; i<2; i++) {
			hex += Integer.toHexString(0x0100 + (buffer.get() & 0x00FF)).substring(1);
		}
		try {
			return Integer.parseInt(hex, 16);
		} catch (NumberFormatException e) {
			return 1;
		}
	}
	public String getValueString() throws AIFException {
		if (result == null) {
			result = "";
		}
		return result;
	}
	public static void main(String[] args) {
		int length = 30;
		byte[] bytes = new byte[2];
		
		bytes[0] = (byte)((length >> 8) & 0xff);
		bytes[1] = (byte)(length & 0xff);
		
		System.err.println("---- bytes: " + bytes);

		String hex = "";
		for (int i=0; i<2; i++) {
			hex += Integer.toHexString(0x0100 + (bytes[i] & 0x00FF));
			System.err.println("hex: " + hex);
		}

		int test = 0;
		try {
			test = Integer.parseInt(hex, 16);
		} catch (NumberFormatException e) {
			test = -1;
		}
		System.out.println("---- test: " +  test);
	}
		/*
		int len = data.get();
		len <<= 8; //2^8
		len += data.get();
		byte[] dst = new byte[len];
		for (int i=0; i<len; i++) {
		    dst[i] = data.get();
		}
		return new String(dst);
		*/
}