001/*
002 * oauth2-oidc-sdk
003 *
004 * Copyright 2012-2016, Connect2id Ltd and contributors.
005 *
006 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use
007 * this file except in compliance with the License. You may obtain a copy of the
008 * License at
009 *
010 *    http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing, software distributed
013 * under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
014 * CONDITIONS OF ANY KIND, either express or implied. See the License for the
015 * specific language governing permissions and limitations under the License.
016 */
017
018package com.nimbusds.oauth2.sdk.util;
019
020
021import java.net.URI;
022
023
024/**
025 * Resource server URI utilities.
026 */
027public final class ResourceUtils {
028        
029        
030        /**
031         * Returns {@code true} if the specified resource URI is valid.
032         *
033         * @param resourceURI The resource URI. Must not be {@code null}.
034         *
035         * @return {@code true} if the resource URI is valid, {@code false} if
036         *         the URI is not absolute or has a query or fragment.
037         */
038        public static boolean isValidResourceURI(final URI resourceURI) {
039                
040                return
041                        resourceURI.getHost() != null
042                        && resourceURI.getQuery() == null
043                        && resourceURI.getFragment() == null;
044        }
045        
046        
047        /**
048         * Prevents public instantiation.
049         */
050        private ResourceUtils() {}
051}