001/*
002 * Copyright 2002-2020 the original author or authors.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *      https://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016
017package org.springframework.http.server.reactive;
018
019import java.net.InetSocketAddress;
020import java.net.URI;
021
022import reactor.core.publisher.Flux;
023
024import org.springframework.core.io.buffer.DataBuffer;
025import org.springframework.http.HttpCookie;
026import org.springframework.http.HttpHeaders;
027import org.springframework.http.HttpMethod;
028import org.springframework.http.server.RequestPath;
029import org.springframework.lang.Nullable;
030import org.springframework.util.Assert;
031import org.springframework.util.MultiValueMap;
032
033/**
034 * Wraps another {@link ServerHttpRequest} and delegates all methods to it.
035 * Sub-classes can override specific methods selectively.
036 *
037 * @author Rossen Stoyanchev
038 * @since 5.0
039 */
040public class ServerHttpRequestDecorator implements ServerHttpRequest {
041
042        private final ServerHttpRequest delegate;
043
044
045        public ServerHttpRequestDecorator(ServerHttpRequest delegate) {
046                Assert.notNull(delegate, "Delegate is required");
047                this.delegate = delegate;
048        }
049
050
051        public ServerHttpRequest getDelegate() {
052                return this.delegate;
053        }
054
055
056        // ServerHttpRequest delegation methods...
057
058        @Override
059        public String getId() {
060                return getDelegate().getId();
061        }
062
063        @Override
064        @Nullable
065        public HttpMethod getMethod() {
066                return getDelegate().getMethod();
067        }
068
069        @Override
070        public String getMethodValue() {
071                return getDelegate().getMethodValue();
072        }
073
074        @Override
075        public URI getURI() {
076                return getDelegate().getURI();
077        }
078
079        @Override
080        public RequestPath getPath() {
081                return getDelegate().getPath();
082        }
083
084        @Override
085        public MultiValueMap<String, String> getQueryParams() {
086                return getDelegate().getQueryParams();
087        }
088
089        @Override
090        public HttpHeaders getHeaders() {
091                return getDelegate().getHeaders();
092        }
093
094        @Override
095        public MultiValueMap<String, HttpCookie> getCookies() {
096                return getDelegate().getCookies();
097        }
098
099        @Override
100        @Nullable
101        public InetSocketAddress getLocalAddress() {
102                return getDelegate().getLocalAddress();
103        }
104
105        @Override
106        @Nullable
107        public InetSocketAddress getRemoteAddress() {
108                return getDelegate().getRemoteAddress();
109        }
110
111        @Override
112        @Nullable
113        public SslInfo getSslInfo() {
114                return getDelegate().getSslInfo();
115        }
116
117        @Override
118        public Flux<DataBuffer> getBody() {
119                return getDelegate().getBody();
120        }
121
122
123        @Override
124        public String toString() {
125                return getClass().getSimpleName() + " [delegate=" + getDelegate() + "]";
126        }
127
128}