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 extends AbstractDoubleWagonMojo {
041    
042        protected abstract void copy(Wagon src, Wagon target) throws IOException, WagonException;
043    
044        @Override
045        public void execute() throws MojoExecutionException {
046    
047            if (this.skip) {
048                this.getLog().info("Skip execution.");
049                return;
050            }
051    
052            Wagon srcWagon = null;
053            Wagon targetWagon = null;
054    
055            try {
056                srcWagon = createWagon(sourceId, source);
057                targetWagon = createWagon(targetId, target);
058                copy(srcWagon, targetWagon);
059            } catch (Exception e) {
060                throw new MojoExecutionException("Error performing repository copy", e);
061            } finally {
062                disconnectQuietly(srcWagon);
063                disconnectQuietly(targetWagon);
064            }
065    
066        }
067    
068        private void disconnectQuietly(Wagon wagon) {
069            if (wagon == null) {
070                return;
071            }
072            try {
073                wagon.disconnect();
074            } catch (ConnectionException e) {
075                getLog().debug("Error disconnecting wagon", e);
076            }
077        }
078    
079    }