AsyncHttpClient, Handler 를 이용한 HTML 소스 가져오기

1. AndoridManifest.xml 인터넷 권한추가

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.example.rock.myhandlertest1">

    <uses-permission android:name="android.permission.INTERNET" />

    <application
        android:allowBackup="true"
        android:icon="@mipmap/ic_launcher"
        android:label="@string/app_name"
        android:supportsRtl="true"
        android:theme="@style/AppTheme">
        <activity android:name=".MainActivity">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
    </application>
</manifest>

2. gradle:(Module app) 에 AsyncHttpClient 추가

compile 'com.loopj.android:android-async-http:1.4.9'

3. activity_main.xml

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    tools:context="com.example.rock.myhandlertest1.MainActivity"
    android:focusableInTouchMode="false">

    <EditText
        android:layout_width="250sp"
        android:layout_height="wrap_content"
        android:id="@+id/editText"
        android:text="http://m.naver.com"
        android:layout_alignParentTop="true"
        android:layout_alignParentStart="true" />

    <Button
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="test"
        android:id="@+id/button"
        android:layout_alignTop="@+id/editText"
        android:layout_alignParentEnd="true" />

    <ScrollView
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:id="@+id/scrollView"
        android:layout_below="@+id/editText"
        android:layout_alignParentStart="true">

        <TextView
            android:id="@+id/content"
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:layout_gravity="top" />
    </ScrollView>
</RelativeLayout>

4. MainActivity.java

package com.example.rock.myhandlertest1;

import android.content.Context;
import android.os.Handler;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.view.inputmethod.InputMethodManager;
import android.widget.Button;
import android.widget.TextView;

public class MainActivity extends AppCompatActivity {

    static TextView tvUrl;
    static TextView tvContent;
    String mStrUrl = "";

    Handler mHandler;
    MyRunnable myRunnable;
    InputMethodManager imm;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        Button button = (Button) findViewById(R.id.button);
        tvUrl = (TextView) findViewById(R.id.editText);

        tvContent = (TextView) findViewById(R.id.content);

        mHandler = new Handler();

        button.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                tvUrl.clearFocus();
                tvContent.setText("");

                // 키보드 화면에서 내리기
                imm = (InputMethodManager)getSystemService(Context.INPUT_METHOD_SERVICE);
                imm.hideSoftInputFromWindow(tvUrl.getWindowToken(), 0);

                mStrUrl = tvUrl.getText().toString();

                myRunnable = new MyRunnable(mStrUrl);

                mHandler.post(myRunnable);
            }
        });
    }
}

5. MyRunnable.java

package com.example.rock.myhandlertest1;

import android.util.Log;
import com.loopj.android.http.AsyncHttpClient;
import com.loopj.android.http.AsyncHttpResponseHandler;
import cz.msebera.android.httpclient.Header;

/**
 * Created by rock on 2016-05-13.
 */
public class MyRunnable implements Runnable {

    AsyncHttpClient httpClient;
    final String url;
    final String TAG = "MYTEST";

    public MyRunnable(final String pUrl) {
        url = pUrl;
    }

    @Override
    public void run() {

        httpClient = new AsyncHttpClient();

        httpClient.get(url, new AsyncHttpResponseHandler() {
            @Override
            public void onSuccess(int statusCode, Header[] headers, byte[] responseBody) {
                Log.d(TAG,"Http get Success");

                String text = new String(responseBody);
                MainActivity.tvContent.setText(text);
            }

            @Override
            public void onFailure(int statusCode, Header[] headers, byte[] responseBody, Throwable error) {
                Log.d(TAG,"Http get Fail");
                Log.d(TAG,"Status Code:"+statusCode);
                Log.d(TAG,"Error:"+error.getMessage());

                MainActivity.tvContent.setText("Http get fail.\nstatus code="+statusCode+"\nError:"+error.getMessage());
            }
        });
    }
}

6. 실행결과