package org.apache.maven.plugin.coreit;

 /*

  * 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 org.apache.maven.plugin.AbstractMojo;

 import org.apache.maven.plugin.MojoExecutionException;

 import org.apache.maven.project.MavenProject;

 /**

  * @goal check-plugin

  * 

  * @phase validate

  */

 public class PluginParamInterpolationMojo

     extends AbstractMojo

 {

     /** @parameter */

     private String myDirectory;

     /** @parameter expression="${project}" */

     private MavenProject project;

     public void execute()

         throws MojoExecutionException

     {

         myDirectory = normalize( myDirectory );

         String value = normalize( new File( project.getBuild().getDirectory(), "foo" ).getAbsolutePath() );

         if ( !myDirectory.equals( value ) )

         {

             throw new MojoExecutionException( "Directory supplied: " + myDirectory + " is not the same as the project build directory: " + project.getBuild().getDirectory() + " + '/foo'" );

         }

     }

     private String normalize( String src )

     {

         return src.replace( '/', File.separatorChar ).replace( '\\', File.separatorChar );

     }

 }