Java tutorial
//package com.java2s; import java.io.IOException; import java.util.ArrayList; import java.util.List; import org.apache.http.HttpResponse; import org.apache.http.HttpStatus; import org.apache.http.NameValuePair; import org.apache.http.client.ClientProtocolException; 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 org.apache.http.util.EntityUtils; import android.util.Log; public class Main { private static final String TAG = "HttpUtil"; public static String postReqAsJson(String uri, String requestJson) throws ClientProtocolException, IOException { Log.i(TAG, "Send data to :" + uri + " ========== and the data str:" + requestJson); HttpPost post = new HttpPost(uri); List<NameValuePair> parameters = new ArrayList<NameValuePair>(); parameters.add(new BasicNameValuePair("attendanceClientJSON", requestJson)); post.setEntity(new UrlEncodedFormEntity(parameters, "UTF-8")); HttpClient client = new DefaultHttpClient(); HttpResponse response = client.execute(post); if (response.getStatusLine().getStatusCode() == HttpStatus.SC_OK) { String retStr = EntityUtils.toString(response.getEntity()); Log.i(TAG, "=================response str:" + retStr); return retStr; } return response.getStatusLine().getStatusCode() + "ERROR"; } }