Java tutorial
//package com.java2s; import java.io.InputStream; import java.io.OutputStream; public class Main { public static void copyStream(InputStream is, OutputStream os) { final int buffer_size = 1024; try { byte[] bytes = new byte[buffer_size]; for (;;) { int count = is.read(bytes, 0, buffer_size); if (count == -1) { break; } os.write(bytes, 0, count); } } catch (Exception e) { e.printStackTrace(); } } }