Here you can find the source of reader(InputStream in, String charsetName)
static public InputStreamReader reader(InputStream in, String charsetName)
//package com.java2s; /******************************************************************************* * Copyright 2012 Urbancode, Inc/*from w w w . j ava 2s . co m*/ * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. ******************************************************************************/ import java.io.InputStream; import java.io.InputStreamReader; import java.io.StringReader; import java.nio.charset.Charset; public class Main { static public InputStreamReader reader(InputStream in, String charsetName) { InputStreamReader result; if (charsetName == null) { result = reader(in); } else { result = new InputStreamReader(in, Charset.forName(charsetName)); } return result; } static public StringReader reader(String string) { return new StringReader(string); } static public InputStreamReader reader(InputStream in) { InputStreamReader result; result = new InputStreamReader(in); return result; } }