Java tutorial
//package com.java2s; import java.io.ByteArrayOutputStream; import java.io.IOException; import java.io.OutputStream; import java.net.HttpURLConnection; import java.net.URL; public class Main { public static void connectAndSendHttp(ByteArrayOutputStream baos) { try { URL url; url = new URL("http://10.0.2.2:8080"); String charset = "UTF-8"; HttpURLConnection conn; conn = (HttpURLConnection) url.openConnection(); conn.setRequestMethod("POST"); conn.setDoOutput(true); conn.setDoInput(true); conn.setRequestProperty("Accept-Charset", charset); conn.setRequestProperty("ENCTYPE", "multipart/form-data"); conn.setRequestProperty("Content-Type", "application/x-www-form-urlencoded;charset=" + charset); OutputStream output = conn.getOutputStream(); output.write(baos.toByteArray()); output.close(); conn.getInputStream(); } catch (IOException e) { e.printStackTrace(); } } }