com.vecna.maven.artifact.ArtifactLocationMojo.java Source code

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Here is the source code for com.vecna.maven.artifact.ArtifactLocationMojo.java

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/**
 * Copyright 2011 Vecna Technologies, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you
 * may not use this file except in compliance with the License.  You may
 * obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
 * implied.  See the License for the specific language governing
 * permissions and limitations under the License.
*/

package com.vecna.maven.artifact;

import java.util.List;
import java.util.Properties;

import org.apache.maven.artifact.Artifact;
import org.apache.maven.artifact.repository.ArtifactRepository;
import org.apache.maven.artifact.resolver.ArtifactNotFoundException;
import org.apache.maven.artifact.resolver.ArtifactResolutionException;
import org.apache.maven.artifact.resolver.ArtifactResolver;
import org.apache.maven.plugin.AbstractMojo;
import org.apache.maven.plugin.MojoExecutionException;
import org.apache.maven.plugin.MojoFailureException;
import org.apache.maven.project.MavenProject;

/**
 * Exports the locations of specified dependency artifacts as project properties.
 * 
 * @author ogolberg@vecna.com
 * @goal execute
 * @requiresDependencyResolution
 */
public class ArtifactLocationMojo extends AbstractMojo {
    /**
     * Maven project. Read-only.
     * @parameter expression="${project}"
     * @required
     * @readonly
     */
    private MavenProject project;

    /**
     * @component
     */
    private ArtifactResolver resolver;

    /**
     * Key = groupId:artifactId, Value = the project property that should be set to the artifact location
     * @parameter
     */
    private Properties artifacts;

    /**
     * Location of the local repository.
     *
     * @parameter expression="${localRepository}"
     * @readonly
     * @required
     */
    protected ArtifactRepository local;

    /**
     * List of Remote Repositories used by the resolver
     *
     * @parameter expression="${project.remoteArtifactRepositories}"
     * @readonly
     * @required
     */
    protected List<ArtifactRepository> remoteRepos;

    /**
     * {@inheritDoc}
     */
    public void execute() throws MojoExecutionException, MojoFailureException {
        for (Object artifactObj : project.getDependencyArtifacts()) {
            Artifact artifact = (Artifact) artifactObj;
            String key = artifact.getGroupId() + ":" + artifact.getArtifactId();
            String property = artifacts.getProperty(key);
            if (property != null) {
                if (!artifact.isResolved()) {
                    getLog().info("artifact " + artifact + " is not resolved yet");
                    try {
                        resolver.resolve(artifact, remoteRepos, local);
                    } catch (ArtifactNotFoundException e) {
                        throw new MojoExecutionException("can't resolve artifact", e);
                    } catch (ArtifactResolutionException e) {
                        throw new MojoExecutionException("can't resolve artifact", e);
                    }
                }
                String path = artifact.getFile().getAbsolutePath();
                getLog().info("setting project." + property + " to " + path);
                project.getProperties().setProperty(property, path);
            }
        }
    }
}