接收GPS终端数据乱码解决方法

public void doService(){
				System.out.println("server doService now!");
				while(server!=null){
					Socket socket=null;
					InputStream in=null;
					OutputStream out=null;
					try {
						socket = server.accept();
						in=getBufferedInputStream(socket);
						byte[] tmp=new byte[1024];
						int re=-1;
						while((re=in.read(tmp))!=-1){
							System.out.println(new String(tmp,0,re));
						}
						out=getBufferedOutputStream(socket);
						out = getBufferedOutputStream(socket);
						out.write("i have received your message!".getBytes());
						out.write(new byte[] { 0x0d, 0x0a });
						out.flush();
					} catch (IOException e) {
						// TODO Auto-generated catch block
						e.printStackTrace();
					}finally{
						try{
							in.close();
							out.close();
							socket.close();
						}catch (Exception e) {
							// TODO: handle exception
						}
						
					}
					
				}
			}