Here you can find the source of newUtf8StreamReader(InputStream is)
public static Reader newUtf8StreamReader(InputStream is)
//package com.java2s; /*/*from w w w . j a va 2s . c o m*/ * Copyright (c) 2003-2009 Mark Logic Corporation. All rights reserved. * * This program and the accompanying materials are made available * under the terms of the Eclipse Public License v1.0 which * accompanies this distribution, and is available at * http://www.eclipse.org/legal/epl-v10.html * * Contributors: * Mark Logic, Inc. */ import java.io.InputStream; import java.io.InputStreamReader; import java.io.Reader; import java.io.UnsupportedEncodingException; public class Main { public static Reader newUtf8StreamReader(InputStream is) { try { return (new InputStreamReader(is, "UTF-8")); } catch (UnsupportedEncodingException e) { // This is extrememly unlikely to happen, UTF-8 is required on all compliant JVMs return (new InputStreamReader(is)); } } }