Here you can find the source of decodeUtf8(String url)
public static String decodeUtf8(String url)
//package com.java2s; /*//from w ww . j av a 2s .c o m * Copyright (c) 2008-2017 Haulmont. * * 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.UnsupportedEncodingException; import java.net.URLDecoder; import java.nio.charset.Charset; import java.nio.charset.StandardCharsets; public class Main { public static String decodeUtf8(String url) { try { return URLDecoder.decode(url, StandardCharsets.UTF_8.name()); } catch (UnsupportedEncodingException e) { throw new RuntimeException("Unable to encode using charset"); } } public static String decode(String url, Charset charset) { try { return URLDecoder.decode(url, charset.name()); } catch (UnsupportedEncodingException e) { throw new RuntimeException("Unable to encode using charset"); } } }