Here you can find the source of toRelativeURI(URI uri)
public static String toRelativeURI(URI uri)
//package com.java2s; /*/* w w w . j av a2 s. c o m*/ * Copyright 2016 The Simple File Server Authors * * 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.net.URI; public class Main { public static String toRelativeURI(URI uri) { StringBuilder sb = new StringBuilder(); if (uri.getRawPath() != null) sb.append(uri.getRawPath()); if (uri.getRawQuery() != null) { sb.append('?'); sb.append(uri.getRawQuery()); } if (uri.getRawFragment() != null) { sb.append('#'); sb.append(uri.getRawFragment()); } return sb.toString(); } }