Java tutorial
//package com.java2s; import java.io.ByteArrayOutputStream; import java.io.IOException; import java.io.InputStream; public class Main { public static String inputStreamToString(InputStream inputStream) { if (inputStream == null) { System.out.println("InputStream is null"); return null; } try { int i = -1; ByteArrayOutputStream baos = new ByteArrayOutputStream(); while ((i = inputStream.read()) != -1) { baos.write(i); } String content = baos.toString(); return content; } catch (IOException e) { e.printStackTrace(); return null; } } }