Android网络连接工具最佳优化

package com.jia.httputiltools;

public interface HttpCallbackListener {

void onFinish(String response);

void onError(Exception e);
}

package com.jia.httputiltools;

import java.io.BufferedReader;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
import java.net.URL;

/**
* @author 姚文天
*
*/
public class HttpUtil {
public static void sendHttpRequest(final String address,
final HttpCallbackListener listener) {
new Thread(new Runnable() {
@Override
public void run() {
HttpURLConnection connection = null;
try {
URL url = new URL(address);
connection = (HttpURLConnection) url.openConnection();
connection.setRequestMethod("GET");
connection.setConnectTimeout(8000);
connection.setReadTimeout(8000);
connection.setDoInput(true);
connection.setDoOutput(true);
InputStream in = connection.getInputStream();
BufferedReader reader = new BufferedReader(
new InputStreamReader(in));
StringBuilder response = new StringBuilder();
String line;
while ((line = reader.readLine()) != null) {
response.append(line);
}
if (listener != null) {
// 回调onFinish()方法
listener.onFinish(response.toString());
}
} catch (Exception e) {
if (listener != null) {
// 回调onError()方法
listener.onError(e);
}
} finally {
if (connection != null) {
connection.disconnect();
}
}

}
}).start();

}
}

package com.jia.httputiltools;

import android.app.Activity;
import android.os.Bundle;

public class MainActivity extends Activity {
String address = "http://blog.csdn.net/fang323619";

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
HttpUtil.sendHttpRequest(address, new HttpCallbackListener() {
@Override
public void onFinish(String response) {
// 在这里根据返回内容执行具体的逻辑
}

@Override
public void onError(Exception e) {
// 在这里对异常情况进行处理
}
});
}
}