package org.apache.maven.plugin.reactor;

 /*

  * 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.util.List;

 import org.apache.maven.plugin.MojoExecutionException;

 import org.apache.maven.plugin.logging.Log;

 import org.apache.maven.shared.invoker.CommandLineConfigurationException;

 import org.apache.maven.shared.invoker.DefaultInvocationRequest;

 import org.apache.maven.shared.invoker.InvocationRequest;

 import org.apache.maven.shared.invoker.InvocationResult;

 import org.apache.maven.shared.invoker.Invoker;

 import org.apache.maven.shared.invoker.MavenCommandLineBuilder;

 /** Simplified wrapper for Maven invoker

  * 

  * @author <a href="mailto:dfabulich@apache.org">Dan Fabulich</a>

  *

  */

 public class SimpleInvoker

 {

     /** Runs a "mvn --reactor" build with the specified includes

      * 

      * @param reactorIncludes the list of include patterns for --reactor

      * @param goalList the list of goals (you can also pass other flags in here; they're just command-line args)

      * @param invoker the Maven Invoker (let Maven provide to you as a component)

      * @param printOnly if true, don't actually run anything, just log a message

      * @param log logger

      * @throws InvokerExecutionException if build fails for any reason

      */

     void runReactor( String[] reactorIncludes, List goalList, Invoker invoker, boolean printOnly, Log log )

         throws InvokerExecutionException

     {

         InvocationRequest request = new DefaultInvocationRequest();

         request.activateReactor( reactorIncludes, null/* excludes */);

         request.setGoals( goalList );

         request.setRecursive( false );

         try

         {

             log.info( "Executing: " + new MavenCommandLineBuilder().build( request ) );

         }

         catch ( CommandLineConfigurationException e )

         {

             throw new InvokerExecutionException( "Failed to display command line", e );

         }

         if ( !printOnly )

         {

             try

             {

                 InvocationResult result = invoker.execute( request );

                 if ( result.getExecutionException() != null )

                     throw result.getExecutionException();

                 if ( result.getExitCode() != 0 )

                     throw new InvokerExecutionException( "Exit code was " + result.getExitCode() );

             }

             catch ( Exception e )

             {

                 throw new InvokerExecutionException( "Maven build failed: " + e.getLocalizedMessage(), e );

             }

         }

     }

     class InvokerExecutionException extends MojoExecutionException {

         private static final long serialVersionUID = 1L;

         public InvokerExecutionException( Object source, String shortMessage, String longMessage )

         {

             super( source, shortMessage, longMessage );

         }

         public InvokerExecutionException( String message, Exception cause )

         {

             super( message, cause );

         }

         public InvokerExecutionException( String message, Throwable cause )

         {

             super( message, cause );

         }

         public InvokerExecutionException( String message )

         {

             super( message );

         }

     }

 }