package org.apache.maven.plugin.antrun;

 /*

  * Licensed to the Apache Software Foundation (ASF) under one

  * or more contributor license agreements.  See the NOTICE file

  * distributed with this work for additional information

  * regarding copyright ownership.  The ASF licenses this file

  * to you 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.

  */

 import java.io.File;

 import java.util.ArrayList;

 import java.util.Collection;

 import java.util.Iterator;

 import java.util.List;

 import org.apache.maven.artifact.Artifact;

 import org.apache.maven.artifact.DependencyResolutionRequiredException;

 import org.apache.maven.plugin.AbstractMojo;

 import org.apache.maven.plugin.MojoExecutionException;

 import org.apache.maven.plugin.antrun.components.AntTargetConverter;

 import org.apache.maven.project.MavenProject;

 import org.apache.tools.ant.BuildException;

 import org.apache.tools.ant.DefaultLogger;

 import org.apache.tools.ant.Project;

 import org.apache.tools.ant.PropertyHelper;

 import org.apache.tools.ant.Target;

 import org.apache.tools.ant.types.Path;

 import org.codehaus.plexus.component.configurator.expression.ExpressionEvaluator;

 import org.codehaus.plexus.util.StringUtils;

 /**

  * Abstract class for the Antrun plugin

  *

  * @author <a href="mailto:kenney@apache.org">Kenney Westerhof</a>

  * @author <a href="mailto:vincent.siveton@gmail.com">Vincent Siveton</a>

  * @version $Id$

  */

 public abstract class AbstractAntMojo

     extends AbstractMojo

 {

     /**

      * @deprecated use {@link AbstractAntMojo#executeTasks(Target,MavenProject,List)}.

      */

     protected void executeTasks( Target antTasks, MavenProject mavenProject )

         throws MojoExecutionException

     {

         executeTasks( antTasks, mavenProject, null );

     }

     /**

      * @param antTasks

      * @param mavenProject

      * @throws MojoExecutionException

      */

     protected void executeTasks( Target antTasks, MavenProject mavenProject, List pluginArtifacts )

         throws MojoExecutionException

     {

         if ( antTasks == null )

         {

             getLog().info( "No ant tasks defined - SKIPPED" );

             return;

         }

         try

         {

             //TODO refactor - place the manipulation of the expressionEvaluator into a separated class.

             ExpressionEvaluator exprEvaluator = (ExpressionEvaluator) antTasks.getProject()

                 .getReference( AntTargetConverter.MAVEN_EXPRESSION_EVALUATOR_ID );

             Project antProject = antTasks.getProject();

             PropertyHelper propertyHelper = PropertyHelper.getPropertyHelper( antProject );

             propertyHelper.setNext( new AntPropertyHelper( exprEvaluator, mavenProject.getArtifacts(), getLog() ) );

             DefaultLogger antLogger = new DefaultLogger();

             antLogger.setOutputPrintStream( System.out );

             antLogger.setErrorPrintStream( System.err );

             antLogger.setMessageOutputLevel( getLog().isDebugEnabled() ? Project.MSG_DEBUG : Project.MSG_INFO );

             antProject.addBuildListener( antLogger );

             antProject.setBaseDir( mavenProject.getBasedir() );

             Path p = new Path( antProject );

             p.setPath( StringUtils.join( mavenProject.getCompileClasspathElements().iterator(), File.pathSeparator ) );

             /* maven.dependency.classpath it's deprecated as it's equal to maven.compile.classpath */

             antProject.addReference( "maven.dependency.classpath", p );

             antProject.addReference( "maven.compile.classpath", p );

             p = new Path( antProject );

             p.setPath( StringUtils.join( mavenProject.getRuntimeClasspathElements().iterator(), File.pathSeparator ) );

             antProject.addReference( "maven.runtime.classpath", p );

             p = new Path( antProject );

             p.setPath( StringUtils.join( mavenProject.getTestClasspathElements().iterator(), File.pathSeparator ) );

             antProject.addReference( "maven.test.classpath", p );

             /* set maven.plugin.classpath with plugin dependencies */

             antProject.addReference( "maven.plugin.classpath", getPathFromArtifacts( pluginArtifacts, antProject ) );

             if ( getLog().isInfoEnabled() )

             {

                 getLog().info( "Executing tasks" );

             }

             antTasks.execute();

             if ( getLog().isInfoEnabled() )

             {

                 getLog().info( "Executed tasks" );

             }

         }

         catch ( DependencyResolutionRequiredException e )

         {

             throw new MojoExecutionException( "DependencyResolutionRequiredException: " + e.getMessage(), e );

         }

         catch ( BuildException e )

         {

             throw new MojoExecutionException( "An Ant BuildException has occured: " + e.getMessage(), e );

         }

         catch ( Exception e )

         {

             throw new MojoExecutionException( "Error executing ant tasks: " + e.getMessage(), e );

         }

     }

     /**

      * @param artifacts

      * @param antProject

      * @return a path

      * @throws DependencyResolutionRequiredException

      */

     public Path getPathFromArtifacts( Collection artifacts, Project antProject )

         throws DependencyResolutionRequiredException

     {

         if ( artifacts == null )

         {

             return new Path( antProject );

         }

         List list = new ArrayList( artifacts.size() );

         for ( Iterator i = artifacts.iterator(); i.hasNext(); )

         {

             Artifact a = (Artifact) i.next();

             File file = a.getFile();

             if ( file == null )

             {

                 throw new DependencyResolutionRequiredException( a );

             }

             list.add( file.getPath() );

         }

         Path p = new Path( antProject );

         p.setPath( StringUtils.join( list.iterator(), File.pathSeparator ) );

         return p;

     }

 }