Java tutorial
/* * Copyright 2014-2015 the original author or 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 * * https://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. */ package org.springframework.restdocs.hypermedia; import java.io.IOException; import java.util.List; import java.util.Map; import org.springframework.restdocs.operation.OperationResponse; /** * A {@code LinkExtractor} is used to extract {@link Link links} from a JSON response. The * expected format of the links in the response is determined by the implementation. * * @author Andy Wilkinson * */ public interface LinkExtractor { /** * Extract the links from the given {@code response}, returning a {@code Map} of links * where the keys are the link rels. * @param response the response from which the links are to be extracted * @return the extracted links, keyed by rel * @throws IOException if link extraction fails */ Map<String, List<Link>> extractLinks(OperationResponse response) throws IOException; }