HttpPostDemo.java

package com.google.mcommerce.sample.android.chapter11.http;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.List;

import org.apache.http.HttpResponse;
import org.apache.http.NameValuePair;
import org.apache.http.client.HttpClient;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.message.BasicNameValuePair;

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

import com.google.mcommerce.sample.android.R;

public class HttpPostDemo extends Activity {
	/** Called when the activity is first created. */
	@Override
	public void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.c11_simple_http_layout);
		StrictMode.ThreadPolicy policy = new StrictMode.ThreadPolicy.Builder()
				.permitAll().build();
		StrictMode.setThreadPolicy(policy);
		BufferedReader in = null;
		try {
			HttpClient client = new DefaultHttpClient();
			HttpPost request = new HttpPost(
					"http://mysomewebsite.com/services/doSomething.do");
			List<NameValuePair> postParameters = new ArrayList<NameValuePair>();
			postParameters.add(new BasicNameValuePair("first",
					"param value one"));
			postParameters.add(new BasicNameValuePair("issuenum", "10317"));
			postParameters.add(new BasicNameValuePair("username", "dave"));
			UrlEncodedFormEntity formEntity = new UrlEncodedFormEntity(
					postParameters);

			request.setEntity(formEntity);
			HttpResponse response = client.execute(request);
			in = new BufferedReader(new InputStreamReader(response.getEntity()
					.getContent()));

			StringBuffer sb = new StringBuffer("");
			String line = "";
			String NL = System.getProperty("line.separator");
			while ((line = in.readLine()) != null) {
				sb.append(line + NL);
			}
			in.close();

			String result = sb.toString();
			System.out.println(result);
		} catch (Exception e) {
			// Do something about exceptions
		} finally {
			if (in != null) {
				try {
					in.close();
				} catch (IOException e) {
					e.printStackTrace();
				}
			}
		}
	}
}