Here you can find the source of InputStreamTOStringUTF8(InputStream in)
public static String InputStreamTOStringUTF8(InputStream in)
//package com.java2s; import java.io.BufferedReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; public class Main { public static String InputStreamTOStringUTF8(InputStream in) { return InputStreamTOString(in, "UTF-8"); }/*from www. ja va 2 s . co m*/ public static String InputStreamTOString(InputStream in, String encoding) { if (in == null) { return ""; } try { StringBuilder sb = new StringBuilder(); String line; BufferedReader reader = new BufferedReader( new InputStreamReader(in, encoding)); while ((line = reader.readLine()) != null) { sb.append(line); } return sb.toString(); } catch (Exception e) { return ""; } finally { try { in.close(); } catch (IOException e) { } } } }