| // *************************************************************************************************************************** |
| // * Licensed to the Apache Software Foundation (ASF) under one or more contributor license agreements. See the NOTICE file * |
| // * distributed with this work for additional information regarding copyright ownership. The ASF licenses this file * |
| // * to you 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. * |
| // *************************************************************************************************************************** |
| package org.apache.juneau.rest; |
| |
| import static org.apache.juneau.internal.StringUtils.*; |
| |
| import org.apache.juneau.internal.*; |
| import org.apache.juneau.reflect.*; |
| import org.apache.juneau.rest.annotation.*; |
| |
| /** |
| * Specialized matcher for matching client versions. |
| * |
| * <ul class='seealso'> |
| * <li class='link'>{@doc juneau-rest-server.ClientVersioning} |
| * </ul> |
| */ |
| public class ClientVersionMatcher extends RestMatcher { |
| |
| private final String clientVersionHeader; |
| private final VersionRange range; |
| |
| /** |
| * Constructor. |
| * |
| * @param clientVersionHeader |
| * The HTTP request header name containing the client version. |
| * If <jk>null</jk> or an empty string, uses <js>"X-Client-Version"</js> |
| * @param mi The version string that the client version must match. |
| */ |
| protected ClientVersionMatcher(String clientVersionHeader, MethodInfo mi) { |
| this.clientVersionHeader = isEmpty(clientVersionHeader) ? "X-Client-Version" : clientVersionHeader; |
| RestMethod m = mi.getAnnotation(RestMethod.class); |
| range = new VersionRange(m.clientVersion()); |
| } |
| |
| @Override /* RestMatcher */ |
| public boolean matches(RestRequest req) { |
| return range.matches(req.getHeader(clientVersionHeader)); |
| } |
| |
| @Override /* RestMatcher */ |
| public boolean mustMatch() { |
| return true; |
| } |
| } |