001    /**
002     * Copyright 2008-2012 The Kuali Foundation
003     *
004     * Licensed under the Educational Community License, Version 2.0 (the "License");
005     * you may not use this file except in compliance with the License.
006     * You may obtain a copy of the License at
007     *
008     * http://www.opensource.org/licenses/ecl2.php
009     *
010     * Unless required by applicable law or agreed to in writing, software
011     * distributed under the License is distributed on an "AS IS" BASIS,
012     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013     * See the License for the specific language governing permissions and
014     * limitations under the License.
015     */
016    package org.codehaus.mojo.wagon;
017    
018    /*
019     * Licensed to the Apache Software Foundation (ASF) under one or more contributor license
020     * agreements. See the NOTICE file distributed with this work for additional information regarding
021     * copyright ownership. The ASF licenses this file to you under the Apache License, Version 2.0 (the
022     * "License"); you may not use this file except in compliance with the License. You may obtain a
023     * copy of the License at
024     * 
025     * http://www.apache.org/licenses/LICENSE-2.0
026     * 
027     * Unless required by applicable law or agreed to in writing, software distributed under the License
028     * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
029     * or implied. See the License for the specific language governing permissions and limitations under
030     * the License.
031     */
032    
033    import java.io.IOException;
034    
035    import org.apache.maven.plugin.MojoExecutionException;
036    import org.apache.maven.wagon.ConnectionException;
037    import org.apache.maven.wagon.Wagon;
038    import org.apache.maven.wagon.WagonException;
039    
040    public abstract class AbstractCopyMojo
041        extends AbstractDoubleWagonMojo
042    {
043    
044        protected abstract void copy(  Wagon src, Wagon target ) 
045            throws IOException, WagonException;
046        
047        public void execute()
048            throws MojoExecutionException
049        {
050            
051            if ( this.skip )
052            {
053                this.getLog().info( "Skip execution." );
054                return;
055            }
056            
057            Wagon srcWagon = null;
058            Wagon targetWagon = null;
059    
060            try
061            {
062                srcWagon = createWagon( sourceId, source );
063                targetWagon = createWagon( targetId, target );
064                copy( srcWagon, targetWagon );
065            }
066            catch ( Exception e )
067            {
068                throw new MojoExecutionException( "Error during performing repository copy", e );
069            }
070            finally
071            {
072                disconnectWagon( srcWagon );
073                disconnectWagon( targetWagon );
074            }
075    
076        }
077        
078        private void disconnectWagon( Wagon wagon )
079        {
080            try
081            {
082                if ( wagon != null )
083                {
084                    wagon.disconnect();
085                }
086            }
087            catch ( ConnectionException e )
088            {
089                getLog().debug( "Error disconnecting wagon - ignored", e );
090            }        
091        }
092    
093    }