View Javadoc

1   /**
2    * Licensed to the Apache Software Foundation (ASF) under one
3    * or more contributor license agreements.  See the NOTICE file
4    * distributed with this work for additional information
5    * regarding copyright ownership.  The ASF licenses this file
6    * to you under the Apache License, Version 2.0 (the
7    * "License"); you may not use this file except in compliance
8    * with the License.  You may obtain a copy of the License at
9    *
10   *     http://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing, software
13   * distributed under the License is distributed on an "AS IS" BASIS,
14   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15   * See the License for the specific language governing permissions and
16   * limitations under the License.
17   */
18  package org.apache.hadoop.hbase.http;
19  
20  import java.io.IOException;
21  
22  import javax.servlet.ServletException;
23  import javax.servlet.http.HttpServletRequest;
24  import javax.servlet.http.HttpServletResponse;
25  
26  import org.apache.hadoop.hbase.classification.InterfaceAudience;
27  import org.apache.hadoop.hbase.classification.InterfaceStability;
28  import org.mortbay.jetty.servlet.DefaultServlet;
29  
30  /**
31   * General servlet which is admin-authorized.
32   */
33  @InterfaceAudience.Private
34  @InterfaceStability.Evolving
35  public class AdminAuthorizedServlet extends DefaultServlet {
36  
37    private static final long serialVersionUID = 1L;
38  
39    @Override
40    protected void doGet(HttpServletRequest request, HttpServletResponse response)
41      throws ServletException, IOException {
42      // Do the authorization
43      if (HttpServer.hasAdministratorAccess(getServletContext(), request,
44          response)) {
45        // Authorization is done. Just call super.
46        super.doGet(request, response);
47      }
48    }
49  }