package org.apache.maven.plugins.repository.it.support;
   
   /*
    * 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 static org.codehaus.plexus.util.IOUtil.close;
  
  import org.apache.maven.it.VerificationException;
  import org.apache.maven.it.Verifier;
  import org.codehaus.plexus.util.xml.Xpp3Dom;
  import org.codehaus.plexus.util.xml.Xpp3DomBuilder;
  import org.codehaus.plexus.util.xml.pull.XmlPullParserException;
  
  import java.io.File;
  import java.io.IOException;
  import java.io.InputStream;
  import java.io.InputStreamReader;
  import java.net.URI;
  import java.net.URISyntaxException;
  import java.net.URL;
  
  public class IntegrationTestUtils
  {
  
      private static String cliPluginPrefix;
  
      private static String pluginVersion;
  
      private static String pluginGroupId;
  
      private static String pluginArtifactId;
      
      private static boolean installed = false;
      
      public static void bootstrap()
          throws VerificationException, IOException, URISyntaxException
      {
          if ( !installed )
          {
              File bootstrapDir = getTestDir( "bootstrap" );
              
              Verifier verifier = new Verifier( bootstrapDir.getAbsolutePath() );
              
              verifier.executeGoal( "install" );
              
              verifier.verifyErrorFreeLog();
              verifier.resetStreams();
              
              installed = true;
          }
      }
  
      public static File getTestDir( final String name )
          throws IOException, URISyntaxException
      {
          ClassLoader cloader = Thread.currentThread().getContextClassLoader();
          URL resource = cloader.getResource( name );
  
          if ( resource == null )
          {
              throw new IOException( "Cannot find test directory: " + name );
          }
  
          return new File( new URI( resource.toExternalForm() ).normalize().getPath() );
      }
  
      public static File getBaseDir()
      {
          File result = new File( System.getProperty( "basedir", "." ) );
          try
          {
              return result.getCanonicalFile();
          }
          catch ( IOException e )
          {
              return result.getAbsoluteFile();
          }
      }
  
      public static String getPluginVersion()
          throws IOException
      {
          if ( pluginVersion == null )
         {
             initPluginInfo();
         }
 
         return pluginVersion;
     }
 
     public static String getPluginGroupId()
         throws IOException
     {
         if ( pluginGroupId == null )
         {
             initPluginInfo();
         }
 
         return pluginGroupId;
     }
 
     public static String getPluginArtifactId()
         throws IOException
     {
         if ( pluginArtifactId == null )
         {
             initPluginInfo();
         }
 
         return pluginArtifactId;
     }
 
     public static String getCliPluginPrefix()
         throws IOException
     {
         if ( cliPluginPrefix == null )
         {
             initPluginInfo();
         }
 
         return cliPluginPrefix;
     }
 
     private static void initPluginInfo()
         throws IOException
     {
         URL resource = Thread.currentThread().getContextClassLoader().getResource( "META-INF/maven/plugin.xml" );
 
         InputStream stream = null;
         try
         {
             stream = resource.openStream();
             Xpp3Dom pluginDom;
             try
             {
                 pluginDom = Xpp3DomBuilder.build( new InputStreamReader( stream ) );
             }
             catch ( XmlPullParserException e )
             {
                 IOException err = new IOException(
                                                    "Failed to parse plugin descriptor for groupId:artifactId:version prefix. Reason: "
                                                        + e.getMessage() );
                 err.initCause( e );
 
                 throw err;
             }
 
             pluginArtifactId = pluginDom.getChild( "artifactId" ).getValue();
             pluginGroupId = pluginDom.getChild( "groupId" ).getValue();
             pluginVersion = pluginDom.getChild( "version" ).getValue();
 
             cliPluginPrefix = pluginGroupId + ":" + pluginArtifactId + ":" + pluginVersion + ":";
         }
         finally
         {
             close( stream );
         }
     }
 }