Here you can find the source of InputStreamTOByte(InputStream in)
public static byte[] InputStreamTOByte(InputStream in)
//package com.java2s; import java.io.ByteArrayOutputStream; import java.io.IOException; import java.io.InputStream; public class Main { private final static int BUFFER_SIZE = 1024; public static byte[] InputStreamTOByte(InputStream in) { try {//from www . j ava 2 s .co m ByteArrayOutputStream outStream = new ByteArrayOutputStream(); byte[] data = new byte[BUFFER_SIZE]; int count = -1; while ((count = in.read(data, 0, BUFFER_SIZE)) != -1) outStream.write(data, 0, count); data = null; in.close(); return outStream.toByteArray(); } catch (IOException e) { return null; } } }