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    1   /*
    2    * Licensed to the Apache Software Foundation (ASF) under one or more
    3    * contributor license agreements.  See the NOTICE file distributed with
    4    * this work for additional information regarding copyright ownership.
    5    * The ASF licenses this file to You under the Apache License, Version 2.0
    6    * (the "License"); you may not use this file except in compliance with
    7    * the License.  You may obtain a copy of the License at
    8    *
    9    *      http://www.apache.org/licenses/LICENSE-2.0
   10    *
   11    * Unless required by applicable law or agreed to in writing, software
   12    * distributed under the License is distributed on an "AS IS" BASIS,
   13    * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   14    * See the License for the specific language governing permissions and
   15    * limitations under the License.
   16    */
   17   package org.apache.sling.launchpad.base.impl;
   18   
   19   import java.net.URL;
   20   import java.net.URLConnection;
   21   
   22   import org.osgi.service.url.AbstractURLStreamHandlerService;
   23   
   24   /**
   25    * The <code>ContextProtocolHandler</code> is a simple extension of the OSGi
   26    * provided <code>AbstractURLStreamHandlerService</code> which simply returns
   27    * an instance of the {@link ContextConnection} when trying to open the
   28    * connection of the URL.
   29    */
   30   public class ContextProtocolHandler extends AbstractURLStreamHandlerService {
   31   
   32       /**
   33        * The {@link ResourceProvider} to which requests for content access are
   34        * delegated.
   35        */
   36       private final ResourceProvider resourceProvider;
   37   
   38       /**
   39        * Creates an instance of this protocol handler setting the servlet context
   40        * which is queried to access content.
   41        *
   42        * @param resourceProvider The {@link ResourceProvider} to which requests
   43        *            for content access are delegated.
   44        */
   45       public ContextProtocolHandler(ResourceProvider resourceProvider) {
   46           this.resourceProvider = resourceProvider;
   47       }
   48   
   49       /**
   50        * Returns an instance of the {@link ContextConnection} class to access the
   51        * content of the <code>url</code>.
   52        *
   53        * @param url The URL whose content is requested.
   54        */
   55       public URLConnection openConnection(URL url) {
   56           return new ContextConnection(url, resourceProvider);
   57       }
   58   }

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