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1   /**
2    * Copyright 2008-2012 The Kuali Foundation
3    *
4    * Licensed under the Educational Community License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    *
8    * http://www.opensource.org/licenses/ecl2.php
9    *
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS,
12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   * See the License for the specific language governing permissions and
14   * limitations under the License.
15   */
16  package org.codehaus.mojo.wagon;
17  
18  /*
19   * Licensed to the Apache Software Foundation (ASF) under one or more contributor license
20   * agreements. See the NOTICE file distributed with this work for additional information regarding
21   * copyright ownership. The ASF licenses this file to you under the Apache License, Version 2.0 (the
22   * "License"); you may not use this file except in compliance with the License. You may obtain a
23   * copy of the License at
24   * 
25   * http://www.apache.org/licenses/LICENSE-2.0
26   * 
27   * Unless required by applicable law or agreed to in writing, software distributed under the License
28   * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
29   * or implied. See the License for the specific language governing permissions and limitations under
30   * the License.
31   */
32  
33  import java.io.IOException;
34  
35  import org.apache.maven.plugin.MojoExecutionException;
36  import org.apache.maven.wagon.ConnectionException;
37  import org.apache.maven.wagon.Wagon;
38  import org.apache.maven.wagon.WagonException;
39  
40  public abstract class AbstractCopyMojo
41      extends AbstractDoubleWagonMojo
42  {
43  
44      protected abstract void copy(  Wagon src, Wagon target ) 
45          throws IOException, WagonException;
46      
47      public void execute()
48          throws MojoExecutionException
49      {
50          
51          if ( this.skip )
52          {
53              this.getLog().info( "Skip execution." );
54              return;
55          }
56          
57          Wagon srcWagon = null;
58          Wagon targetWagon = null;
59  
60          try
61          {
62              srcWagon = createWagon( sourceId, source );
63              targetWagon = createWagon( targetId, target );
64              copy( srcWagon, targetWagon );
65          }
66          catch ( Exception e )
67          {
68              throw new MojoExecutionException( "Error during performing repository copy", e );
69          }
70          finally
71          {
72              disconnectWagon( srcWagon );
73              disconnectWagon( targetWagon );
74          }
75  
76      }
77      
78      private void disconnectWagon( Wagon wagon )
79      {
80          try
81          {
82              if ( wagon != null )
83              {
84                  wagon.disconnect();
85              }
86          }
87          catch ( ConnectionException e )
88          {
89              getLog().debug( "Error disconnecting wagon - ignored", e );
90          }        
91      }
92  
93  }