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1   /*
2    * ====================================================================
3    * Licensed to the Apache Software Foundation (ASF) under one
4    * or more contributor license agreements.  See the NOTICE file
5    * distributed with this work for additional information
6    * regarding copyright ownership.  The ASF licenses this file
7    * to you under the Apache License, Version 2.0 (the
8    * "License"); you may not use this file except in compliance
9    * with the License.  You may obtain a copy of the License at
10   *
11   *   http://www.apache.org/licenses/LICENSE-2.0
12   *
13   * Unless required by applicable law or agreed to in writing,
14   * software distributed under the License is distributed on an
15   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16   * KIND, either express or implied.  See the License for the
17   * specific language governing permissions and limitations
18   * under the License.
19   * ====================================================================
20   *
21   * This software consists of voluntary contributions made by many
22   * individuals on behalf of the Apache Software Foundation.  For more
23   * information on the Apache Software Foundation, please see
24   * <http://www.apache.org/>.
25   *
26   */
27  
28  package org.apache.hc.core5.testing.classic;
29  
30  import java.io.IOException;
31  import java.net.InetAddress;
32  import java.util.ArrayList;
33  import java.util.List;
34  import java.util.concurrent.atomic.AtomicReference;
35  
36  import javax.net.ssl.SSLContext;
37  
38  import org.apache.hc.core5.function.Decorator;
39  import org.apache.hc.core5.http.URIScheme;
40  import org.apache.hc.core5.http.config.CharCodingConfig;
41  import org.apache.hc.core5.http.config.Http1Config;
42  import org.apache.hc.core5.http.impl.DefaultConnectionReuseStrategy;
43  import org.apache.hc.core5.http.impl.HttpProcessors;
44  import org.apache.hc.core5.http.impl.bootstrap.HttpServer;
45  import org.apache.hc.core5.http.impl.io.HttpService;
46  import org.apache.hc.core5.http.impl.routing.RequestRouter;
47  import org.apache.hc.core5.http.io.HttpRequestHandler;
48  import org.apache.hc.core5.http.io.HttpServerRequestHandler;
49  import org.apache.hc.core5.http.io.SocketConfig;
50  import org.apache.hc.core5.http.io.support.BasicHttpServerExpectationDecorator;
51  import org.apache.hc.core5.http.io.support.BasicHttpServerRequestHandler;
52  import org.apache.hc.core5.http.protocol.HttpProcessor;
53  import org.apache.hc.core5.http.protocol.UriPatternType;
54  import org.apache.hc.core5.io.CloseMode;
55  import org.apache.hc.core5.util.Args;
56  
57  public class ClassicTestServer {
58  
59      private final SSLContext sslContext;
60      private final SocketConfig socketConfig;
61      private final List<RequestRouter.Entry<HttpRequestHandler>> routeEntries;
62  
63      private final AtomicReference<HttpServer> serverRef;
64  
65      public ClassicTestServer(final SSLContext sslContext, final SocketConfig socketConfig) {
66          super();
67          this.sslContext = sslContext;
68          this.socketConfig = socketConfig != null ? socketConfig : SocketConfig.DEFAULT;
69          this.routeEntries = new ArrayList<>();
70          this.serverRef = new AtomicReference<>();
71      }
72  
73      public ClassicTestServer(final SocketConfig socketConfig) {
74          this(null, socketConfig);
75      }
76  
77      public ClassicTestServer() {
78          this(null, null);
79      }
80  
81      /**
82       * @deprecated Use {@link #register(String, HttpRequestHandler)}.
83       */
84      @Deprecated
85      public void registerHandler(final String pattern, final HttpRequestHandler handler) {
86          register(pattern, handler);
87      }
88  
89      /**
90       * @deprecated Use {@link #register(String, String, HttpRequestHandler)}.
91       */
92      @Deprecated
93      public void registerHandlerVirtual(final String hostname, final String pattern, final HttpRequestHandler handler) {
94          register(hostname, pattern, handler);
95      }
96  
97      public void register(final String uriPattern, final HttpRequestHandler handler) {
98          Args.notNull(uriPattern, "URI pattern");
99          Args.notNull(handler, "Request handler");
100         final HttpServer server = this.serverRef.get();
101         if (server != null) {
102             throw new IllegalStateException("Server is already running");
103         }
104         routeEntries.add(new RequestRouter.Entry<>(uriPattern, handler));
105     }
106 
107     public void register(final String hostname, final String uriPattern, final HttpRequestHandler handler) {
108         Args.notNull(hostname, "Hostname");
109         Args.notNull(uriPattern, "URI pattern");
110         Args.notNull(handler, "Request handler");
111         final HttpServer server = this.serverRef.get();
112         if (server != null) {
113             throw new IllegalStateException("Server is already running");
114         }
115         routeEntries.add(new RequestRouter.Entry<>(hostname, uriPattern, handler));
116     }
117 
118     public int getPort() {
119         final HttpServer server = this.serverRef.get();
120         if (server != null) {
121             return server.getLocalPort();
122         }
123         throw new IllegalStateException("Server not running");
124     }
125 
126     public InetAddress getInetAddress() {
127         final HttpServer server = this.serverRef.get();
128         if (server != null) {
129             return server.getInetAddress();
130         }
131         throw new IllegalStateException("Server not running");
132     }
133 
134     public void start(
135             final Http1Config http1Config,
136             final HttpProcessor httpProcessor,
137             final Decorator<HttpServerRequestHandler> handlerDecorator) throws IOException {
138         if (serverRef.get() == null) {
139             final HttpServerRequestHandler handler = new BasicHttpServerRequestHandler(
140                     RequestRouter.create(RequestRouter.LOCAL_AUTHORITY, UriPatternType.URI_PATTERN, routeEntries, RequestRouter.LOCAL_AUTHORITY_RESOLVER, null));
141             final HttpService httpService = new HttpService(
142                     httpProcessor != null ? httpProcessor : HttpProcessors.server(),
143                     handlerDecorator != null ? handlerDecorator.decorate(handler) : new BasicHttpServerExpectationDecorator(handler),
144                     DefaultConnectionReuseStrategy.INSTANCE,
145                     LoggingHttp1StreamListener.INSTANCE);
146             final HttpServer server = new HttpServer(
147                     0,
148                     httpService,
149                     null,
150                     socketConfig,
151                     null,
152                     new LoggingBHttpServerConnectionFactory(
153                             sslContext != null ? URIScheme.HTTPS.id : URIScheme.HTTP.id,
154                             http1Config != null ? http1Config : Http1Config.DEFAULT,
155                             CharCodingConfig.DEFAULT),
156                     sslContext,
157                     null,
158                     LoggingExceptionListener.INSTANCE);
159             if (serverRef.compareAndSet(null, server)) {
160                 server.start();
161             }
162         } else {
163             throw new IllegalStateException("Server already running");
164         }
165     }
166 
167     public void start() throws IOException {
168         start(null, null, null);
169     }
170 
171     public void shutdown(final CloseMode closeMode) {
172         final HttpServer server = serverRef.getAndSet(null);
173         if (server != null) {
174             server.close(closeMode);
175         }
176     }
177 
178 }