Here you can find the source of toString(InputStream is, Charset charset)
public static String toString(InputStream is, Charset charset)
//package com.java2s; /*//w w w . j a v a 2 s. c o m * This file is part of MyPet * * Copyright ? 2011-2016 Keyle * MyPet is licensed under the GNU Lesser General Public License. * * MyPet is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * MyPet is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ import java.io.*; import java.nio.charset.Charset; public class Main { public static String toString(InputStream is, Charset charset) { String content = ""; try { InputStreamReader in = new InputStreamReader(is, charset); int numBytes; final char[] buf = new char[512]; while ((numBytes = in.read(buf)) != -1) { content += String.copyValueOf(buf, 0, numBytes); } } catch (Exception ignored) { } return content; } }