Java開発における文字化けし

public class Test extends BaseAction{
	String name;
	@Action(value="testPost")
    public void testPost(){
		System.out.println(name);//  
		response.setCharacterEncoding("utf-8");
    	try {
			String str = new String(name.getBytes("ISO-8859-1"), "UTF-8");
			System.out.println(str);//  
    		request.setCharacterEncoding("utf-8");
			System.out.println(name);//  
			response.getWriter().write("  ");
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
    }
	@Action(value="testGet")
    public void testGet(){
    	try {
    		String str = new String(name.getBytes("ISO-8859-1"), "UTF-8");
			System.out.println(str);
		} catch (UnsupportedEncodingException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
    }
	public String getName() {
		return name;
	}
	public void setName(String name) {
		this.name = name;
	}
	
	
}

public class MainActivity extends Activity {
    String name1;
    String name2;
    String ip;
    String responce;
    Handler handler = new Handler(){
        @Override
        public void handleMessage(Message message) {
            if (message.what == 0) {
                Toast.makeText(getApplicationContext(),message.getData().getString("RES"),Toast.LENGTH_SHORT).show();
            }
        }
    };
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        TextView textView = (TextView)findViewById(R.id.textView);
        name1 = textView.getText().toString();
        EditText edit = findViewById(R.id.editText);
        name2 = edit.getText().toString();
        EditText editText = findViewById(R.id.editText2);
        ip = editText.getText().toString();
        Log.d("test1",name1);
        findViewById(R.id.button).setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                new Thread() {
                    @Override
                    public void run() {
                        Log.d("test2",name1);
                       // http://10.0.2.2:8081/NewChat/testPost
                        responce = sendHttpPost("http://10.0.2.2:8081/NewChat/testPost",name1+name2);
                        Log.d("test3",name1);
                        Message message = new Message();
                        message.what = 0;
                        Bundle bundle = new Bundle();
                        bundle.putString("RES",responce);
                        message.setData(bundle);
                        handler.sendMessage(message);
                    }
                }.start();
            }
        });
    }

    public static String sendHttpPost(String url, String params){
        PrintWriter out = null;
        BufferedReader in = null;
        String result = "-1";
        try {
            //    
            String str = "name="+URLEncoder.encode(params,"utf-8");
            URL realUrl = new URL(url);
            //    URL     
            HttpURLConnection conn = (HttpURLConnection) realUrl.openConnection();
            conn.setRequestMethod("POST");
            conn.setConnectTimeout(8000);
            conn.setReadTimeout(8000);
            conn.setRequestProperty("Charset", "UTF-8");
            conn.setDoOutput(true);
            DataOutputStream outputStream = new DataOutputStream(conn.getOutputStream());
            outputStream.writeBytes(str);
            InputStream inputStream = conn.getInputStream();
            BufferedReader reader = new BufferedReader(new InputStreamReader(inputStream));
            StringBuilder response = new StringBuilder();
            String line;
            while((line=reader.readLine())!=null){
                response.append(line);
            }
            result = response.toString();
        }catch (Exception e){
            e.printStackTrace();
        }
        return result;
    }

}