NetworkingAndroidHttpClient (basic)

NetworkingAndroidHttpClientActivity.java

import java.io.IOException;

import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.ResponseHandler;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.impl.client.BasicResponseHandler;

import android.app.Activity;
import android.net.http.AndroidHttpClient;
import android.os.AsyncTask;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.TextView;

public class NetworkingAndroidHttpClientActivity extends Activity {
	private TextView mTextView = null;

	@Override
	public void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.main);

		mTextView = (TextView) findViewById(R.id.textView1);

		final Button loadButton = (Button) findViewById(R.id.button1);
		loadButton.setOnClickListener(new OnClickListener() {
			@Override
			public void onClick(View v) {
				new HttpGetTask().execute();
			}
		});
	}

	private class HttpGetTask extends AsyncTask<Void, Void, String> {

		// Get your own user name at http://www.geonames.org/login
		private static final String USER_NAME = "indrawdev";

		private static final String URL = "http://api.geonames.org/earthquakesJSON?north=44.1&south=-9.9&east=-22.4&west=55.2&username="
				+ USER_NAME;

		AndroidHttpClient mClient = AndroidHttpClient.newInstance("");

		@Override
		protected String doInBackground(Void... params) {

			HttpGet request = new HttpGet(URL);
			ResponseHandler<String> responseHandler = new BasicResponseHandler();

			try {

				return mClient.execute(request, responseHandler);

			} catch (ClientProtocolException exception) {
				exception.printStackTrace();
			} catch (IOException exception) {
				exception.printStackTrace();
			}
			return null;
		}

		@Override
		protected void onPostExecute(String result) {

			if (null != mClient)
				mClient.close();

			mTextView.setText(result);

		}
	}
}

import java.io.IOException;

import org.apache.http.client.ClientProtocolException;

import org.apache.http.client.ResponseHandler;

import org.apache.http.client.methods.HttpGet;

import org.apache.http.impl.client.BasicResponseHandler;

import android.app.Activity;

import android.net.http.AndroidHttpClient;

import android.os.AsyncTask;

import android.os.Bundle;

import android.view.View;

import android.view.View.OnClickListener;

import android.widget.Button;

import android.widget.TextView;

public class NetworkingAndroidHttpClientActivity extends Activity {

private TextView mTextView = null;

@Override

public void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.main);

mTextView = (TextView) findViewById(R.id.textView1);

final Button loadButton = (Button) findViewById(R.id.button1);

loadButton.setOnClickListener(new OnClickListener() {

@Override

public void onClick(View v) {

new HttpGetTask().execute();

}

});

}

private class HttpGetTask extends AsyncTask<Void, Void, String> {

// Get your own user name at http://www.geonames.org/login

private static final String USER_NAME = "indrawdev";

private static final String URL = "http://api.geonames.org/earthquakesJSON?north=44.1&south=-9.9&east=-22.4&west=55.2&username="

+ USER_NAME;

AndroidHttpClient mClient = AndroidHttpClient.newInstance("");

@Override

protected String doInBackground(Void... params) {

HttpGet request = new HttpGet(URL);

ResponseHandler<String> responseHandler = new BasicResponseHandler();

try {

return mClient.execute(request, responseHandler);

} catch (ClientProtocolException exception) {

exception.printStackTrace();

} catch (IOException exception) {

exception.printStackTrace();

}

return null;

}

@Override

protected void onPostExecute(String result) {

if (null != mClient)

mClient.close();

mTextView.setText(result);

}

main.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical" >

    <Button
        android:id="@+id/button1"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="@string/load_data_string" >
    </Button>

    <ScrollView
        android:id="@+id/scrollView1"
        android:layout_width="match_parent"
        android:layout_height="wrap_content" >

        <TextView
            android:id="@+id/textView1"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:textSize="24sp" >
        </TextView>
    </ScrollView>

</LinearLayout>

<?xml version="1.0" encoding="utf-8"?>

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"

android:layout_width="match_parent"

android:layout_height="match_parent"

android:orientation="vertical" >

<Button

android:id="@+id/button1"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:text="@string/load_data_string" >

</Button>

<ScrollView

android:id="@+id/scrollView1"

android:layout_width="match_parent"

android:layout_height="wrap_content" >

<TextView

android:id="@+id/textView1"

android:layout_width="match_parent"

android:layout_height="wrap_content"

android:textSize="24sp" >

</TextView>

</ScrollView>

</LinearLayout>