Utils.java

package com.ringdroid;

import java.nio.ByteBuffer;
import java.nio.CharBuffer;
import java.nio.charset.Charset;
import java.nio.charset.CharsetDecoder;
import java.nio.charset.CharsetEncoder;

public class Utils {
    private static CharsetEncoder sEncoder = Charset.forName("ISO-8859-1").newEncoder();
    private static CharsetDecoder sDecoder = Charset.forName("GBK").newDecoder();
    public static String convertGBK(String input) {
    	try {
    		ByteBuffer bbuf = sEncoder.encode(CharBuffer.wrap(input));
    		CharBuffer cbuf = sDecoder.decode(bbuf);
    		String output = cbuf.toString();
    		return output;
    	} catch (Exception e) {
    		//e.printStackTrace();
    		return input;
    	}
    }
}