nio 编码解码

package CharSet1;

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 MyMain {
	
	public static void main(String[] args) throws Exception{
		Charset charset =Charset.forName("GBK");
	    
	    CharBuffer buffer= CharBuffer.allocate(8);
	    buffer.put("我");
	    buffer.put("是");
	    buffer.put("个");
	    buffer.put("好");
	    buffer.put("人");
	    buffer.flip();
	    
	    ByteBuffer bitbuffer =charset.encode(buffer);
	    for(int i=0; i<bitbuffer.capacity(); i++){
	    	System.out.println(bitbuffer.get(i));
	    }
	    
	    CharBuffer buffer2 = charset.decode(bitbuffer);
	    for(int i=0; i<buffer2.capacity(); i++){
	    	System.out.println(buffer.get(i));
	    }
	}
}

运行结果：