net.kindleit.gae.EnhanceGoal Maven / Gradle / Ivy

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Maven plugin for the Google App Engine
There is a newer version: 0.9.6
/* Copyright 2011 Kindleit.net Software Development
 *
 * 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 net.kindleit.gae;

import java.io.File;
import java.util.ArrayList;
import java.util.List;

import org.apache.maven.plugin.MojoExecutionException;
import org.apache.maven.plugin.MojoFailureException;
import org.apache.tools.ant.Project;
import org.apache.tools.ant.types.FileSet;
import org.apache.tools.ant.types.selectors.AndSelector;
import org.apache.tools.ant.types.selectors.FilenameSelector;
import org.apache.tools.ant.types.selectors.NotSelector;

import com.google.appengine.tools.enhancer.EnhancerTask;

/**
 * Enhances classes.
 *
 * @author [email protected]
 *
 * @goal enhance
 * @phase compile
 */
public class EnhanceGoal extends EngineGoalBase {

  /** Fileset to augment.
   * @parameter
   */
  protected List includes;

  /** Fileset to augment.
   * @parameter
   */
  protected List excludes;

  /**
   * @parameter expression="${project.build.outputDirectory}"
   */
  protected File enhanceFolder;

  public void execute() throws MojoExecutionException, MojoFailureException {

    getLog().info("Enhancing DataNucleus Clases...");

    final Project pj = new Project();
      pj.init();

    final EnhancerTask ehTask = new EnhancerTask();

    final FileSet fs = new FileSet();
    fs.setDir(enhanceFolder);
    addExcludes(fs);
    addIncludes(fs);

    ehTask.setProject(pj);
    ehTask.addFileSet(fs);
    ehTask.setEnhancerName("enhance");
    ehTask.execute();
  }


  private void addIncludes(final FileSet fs) {
    final AndSelector fsIncludes = new AndSelector();

    if (includes == null) {
      includes = new ArrayList(1);
    }

    if (includes.size() == 0) {
      includes.add("**/*");
    }

    for (final String inc : includes) {
      final FilenameSelector fns = new FilenameSelector();
      fns.setName(inc);
      fsIncludes.add(fns);
    }

    fs.addAnd(fsIncludes);
  }

  private void addExcludes(final FileSet fs) {
    if (excludes != null ) {
      final NotSelector fsExcludes = new NotSelector();

      for (final String exc : excludes) {
        final FilenameSelector fns = new FilenameSelector();
        fns.setName(exc);
        fsExcludes.add(fns);
      }

      fs.addNot(fsExcludes);
    }
  }

}