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1   package org.apache.maven.wagon.providers.ssh.knownhost;
2   
3   /*
4    * Licensed to the Apache Software Foundation (ASF) under one
5    * or more contributor license agreements.  See the NOTICE file
6    * distributed with this work for additional information
7    * regarding copyright ownership.  The ASF licenses this file
8    * to you under the Apache License, Version 2.0 (the
9    * "License"); you may not use this file except in compliance
10   * with the License.  You may obtain a copy of the License at
11   *
12   *   http://www.apache.org/licenses/LICENSE-2.0
13   *
14   * Unless required by applicable law or agreed to in writing,
15   * software distributed under the License is distributed on an
16   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17   * KIND, either express or implied.  See the License for the
18   * specific language governing permissions and limitations
19   * under the License.
20   */
21  
22  import java.io.IOException;
23  import java.util.HashSet;
24  import java.util.Set;
25  
26  /**
27   * Common base for known hosts providers.
28   *
29   * @author <a href="mailto:brett@apache.org">Brett Porter</a>
30   *
31   */
32  public abstract class AbstractKnownHostsProvider
33      implements KnownHostsProvider
34  {
35      /**
36       * Valid values are ask, yes, no.
37       *
38       * @plexus.configuration default-value="ask"
39       */
40      private String hostKeyChecking = "ask";
41  
42      /**
43       * the known hosts, in the openssh format
44       */
45      protected String contents;
46  
47      protected Set<KnownHostEntry> knownHosts = new HashSet<KnownHostEntry>();
48  
49      public void setHostKeyChecking( String hostKeyChecking )
50      {
51          this.hostKeyChecking = hostKeyChecking;
52      }
53  
54      public String getHostKeyChecking()
55      {
56          return hostKeyChecking;
57      }
58  
59      public String getContents()
60      {
61          return contents;
62      }
63  
64      public void storeKnownHosts( String contents )
65          throws IOException
66      {
67      }
68  
69      public void addKnownHost( KnownHostEntry knownHost )
70          throws IOException
71      {
72      }
73  
74  
75  }