package org.apache.maven.plugins.assembly.mojos;
   
   /*
    * 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 org.apache.maven.archiver.MavenArchiveConfiguration;
  import org.apache.maven.artifact.repository.ArtifactRepository;
  import org.apache.maven.execution.MavenSession;
  import org.apache.maven.plugin.AbstractMojo;
  import org.apache.maven.plugin.MojoExecutionException;
  import org.apache.maven.plugin.MojoFailureException;
  import org.apache.maven.plugin.logging.Log;
  import org.apache.maven.plugins.annotations.Component;
  import org.apache.maven.plugins.annotations.Parameter;
  import org.apache.maven.plugins.assembly.AssemblerConfigurationSource;
  import org.apache.maven.plugins.assembly.InvalidAssemblerConfigurationException;
  import org.apache.maven.plugins.assembly.archive.ArchiveCreationException;
  import org.apache.maven.plugins.assembly.archive.AssemblyArchiver;
  import org.apache.maven.plugins.assembly.format.AssemblyFormattingException;
  import org.apache.maven.plugins.assembly.io.AssemblyReadException;
  import org.apache.maven.plugins.assembly.io.AssemblyReader;
  import org.apache.maven.plugins.assembly.model.Assembly;
  import org.apache.maven.plugins.assembly.utils.AssemblyFormatUtils;
  import org.apache.maven.plugins.assembly.utils.InterpolationConstants;
  import org.apache.maven.project.MavenProject;
  import org.apache.maven.project.MavenProjectHelper;
  import org.apache.maven.shared.filtering.MavenReaderFilter;
  import org.apache.maven.shared.utils.cli.CommandLineUtils;
  import org.codehaus.plexus.configuration.PlexusConfiguration;
  import org.codehaus.plexus.interpolation.fixed.FixedStringSearchInterpolator;
  import org.codehaus.plexus.interpolation.fixed.PrefixedPropertiesValueSource;
  import org.codehaus.plexus.interpolation.fixed.PropertiesBasedValueSource;
  
  import javax.annotation.Nonnull;
  import java.io.File;
  import java.util.Collections;
  import java.util.List;
  import java.util.Properties;
  
  /**
   * @author <a href="mailto:brett@apache.org">Brett Porter</a>
   * @author <a href="mailto:vincent.siveton@gmail.com">Vincent Siveton</a>
   *
   */
  public abstract class AbstractAssemblyMojo
      extends AbstractMojo
      implements AssemblerConfigurationSource
  {
      protected FixedStringSearchInterpolator commandLinePropertiesInterpolator;
  
      protected FixedStringSearchInterpolator envInterpolator;
  
      protected FixedStringSearchInterpolator mainProjectInterpolator;
  
      protected FixedStringSearchInterpolator rootInterpolator;
  
      /**
       * Set to false to exclude the assembly id from the assembly final name, and to create the resultant assembly
       * artifacts without classifier. As such, an assembly artifact having the same format as the packaging of the
       * current Maven project will replace the file for this main project artifact.
       */
      @Parameter( property = "assembly.appendAssemblyId", defaultValue = "true" )
      boolean appendAssemblyId;
  
      /**
       * The character encoding scheme to be applied when filtering resources.
       */
      @Parameter( property = "encoding", defaultValue = "${project.build.sourceEncoding}" )
      private String encoding;
  
      /**
       * Expressions preceded with this String won't be interpolated.
       * If you use "\" as the escape string then \${foo} will be replaced with ${foo}.
       *
       * @since 2.4
       */
      @Parameter( property = "assembly.escapeString" )
      private String escapeString;
  
      /**
       * Flag allowing one or more executions of the assembly plugin to be configured as skipped for a particular build.
       * This makes the assembly plugin more controllable from profiles.
       */
     @Parameter( property = "assembly.skipAssembly", defaultValue = "false" )
     private boolean skipAssembly;
 
     /**
      * If this flag is set, everything up to the call to Archiver.createArchive() will be executed.
      */
     @Parameter( property = "assembly.dryRun", defaultValue = "false" )
     private boolean dryRun;
 
     /**
      * If this flag is set, the ".dir" suffix will be suppressed in the output directory name when using assembly/format
      * == 'dir' and other formats that begin with 'dir'. <br/>
      * <b>NOTE:</b> Since 2.2-beta-3, the default-value for this is true, NOT false as it used to be.
      */
     @Parameter( defaultValue = "true" )
     private boolean ignoreDirFormatExtensions;
 
     /**
      * Local Maven repository where artifacts are cached during the build process.
      */
     @Parameter( defaultValue = "${localRepository}", required = true, readonly = true )
     private ArtifactRepository localRepository;
 
     /**
      */
     @Parameter( defaultValue = "${project.remoteArtifactRepositories}", required = true, readonly = true )
     private List<ArtifactRepository> remoteRepositories;
 
     /**
      * Contains the full list of projects in the reactor.
      */
     @Parameter( defaultValue = "${reactorProjects}", required = true, readonly = true )
     private List<MavenProject> reactorProjects;
 
     /**
      * The output directory of the assembled distribution file.
      */
     @Parameter( defaultValue = "${project.build.directory}", required = true )
     private File outputDirectory;
 
     /**
      * The filename of the assembled distribution file.
      */
     @Parameter( defaultValue = "${project.build.finalName}", required = true, readonly = true )
     private String finalName;
 
     /**
      * Directory to unpack JARs into if needed
      */
     @Parameter( defaultValue = "${project.build.directory}/assembly/work", required = true )
     private File workDirectory;
 
     /**
      * Specifies the formats of the assembly.
      * Multiple formats can be supplied and the Assembly Plugin will generate an archive for each desired formats.
      * When deploying your project, all file formats specified will also be deployed. A format is specified by supplying
      * one of the following
      * values in a &lt;format&gt; subelement:
      * <ul>
      * <li><em>dir</em> - Creates a directory</li>
      * <li><em>zip</em> - Creates a ZIP file format</li>
      * <li><em>tar</em> - Creates a TAR format</li>
      * <li><em>tar.gz</em> or <em>tgz</em> - Creates a gzip'd TAR format</li>
      * <li><em>tar.bz2</em> or <em>tbz2</em> - Creates a bzip'd TAR format</li>
      * <li><em>tar.snappy</em> - Creates a snappy'd TAR format</li>
      * <li><em>tar.xz</em> or <em>txz</em> - Creates a xz'd TAR format</li>
      * </ul>
      */
     @Parameter
     private List<String> formats;
 
     /**
      * A list of descriptor files to generate from.
      */
     @Parameter
     private String[] descriptors;
 
     /**
      * A list of references to assembly descriptors available on the plugin's classpath. The default classpath
      * includes these built-in descriptors: <code>bin</code>, <code>jar-with-dependencies</code>, <code>src</code>, and
      * <code>project</code>. You can add others by adding dependencies
      * to the plugin.
      */
     @Parameter
     private String[] descriptorRefs;
 
     /**
      * Directory to scan for descriptor files in. <b>NOTE:</b> This may not work correctly with assembly components.
      */
     @Parameter
     private File descriptorSourceDirectory;
 
     /**
      * This is the base directory from which archive files are created. This base directory pre-pended to any
      * <code>&lt;directory&gt;</code> specifications in the assembly descriptor. This is an optional parameter.
      */
     @Parameter
     private File archiveBaseDirectory;
 
     /**
      * Sets the TarArchiver behavior on file paths with more than 100 characters length. Valid values are: "warn"
      * (default), "fail", "truncate", "gnu", "posix", "posix_warn" or "omit".
      */
     @Parameter( property = "assembly.tarLongFileMode", defaultValue = "warn" )
     private String tarLongFileMode;
 
     /**
      * Base directory of the project.
      */
     @Parameter( defaultValue = "${project.basedir}", required = true, readonly = true )
     private File basedir;
 
     /**
      * Maven ProjectHelper.
      */
     @Component
     private MavenProjectHelper projectHelper;
 
     /**
      * Maven shared filtering utility.
      */
     @Component
     private MavenReaderFilter mavenReaderFilter;
 
     /**
      * The Maven Session Object
      */
     @Parameter( defaultValue = "${session}", readonly = true, required = true )
     private MavenSession mavenSession;
 
     /**
      * Temporary directory that contain the files to be assembled.
      */
     @Parameter( defaultValue = "${project.build.directory}/archive-tmp", required = true, readonly = true )
     private File tempRoot;
 
     /**
      * Directory for site generated.
      */
     @Parameter( defaultValue = "${project.reporting.outputDirectory}", readonly = true )
     private File siteDirectory;
 
     /**
      * Set to true in order to not fail when a descriptor is missing.
      */
     @Parameter( property = "assembly.ignoreMissingDescriptor", defaultValue = "false" )
     private boolean ignoreMissingDescriptor;
 
     /**
      * This is a set of instructions to the archive builder, especially for building .jar files. It enables you to
      * specify a Manifest file for the jar, in addition to other options.
      * See <a href="http://maven.apache.org/shared/maven-archiver/index.html">Maven Archiver Reference</a>.
      */
     @Parameter
     private MavenArchiveConfiguration archive;
 
     /**
      * The list of extra filter properties files to be used along with System properties, project
      * properties, and filter properties files specified in the POM build/filters section, which
      * should be used for the filtering during the current mojo execution. <br/>
      * Normally, these will be configured from a plugin's execution section, to provide a different
      * set of filters for a particular execution.
      */
     @Parameter
     private List<String> filters;
 
     /**
      * If True (default) then the ${project.build.filters} are also used in addition to any
      * further filters defined for the Assembly.
      *
      * @since 2.4.2
      */
     @Parameter( property = "assembly.includeProjectBuildFilters", defaultValue = "true" )
     private boolean includeProjectBuildFilters;
 
     /**
      * Controls whether the assembly plugin tries to attach the resulting assembly to the project.
      *
      * @since 2.2-beta-1
      */
     @Parameter( property = "assembly.attach", defaultValue = "true" )
     private boolean attach;
 
     /**
      * Indicates if zip archives (jar,zip etc) being added to the assembly should be compressed again.
      * Compressing again can result in smaller archive size, but gives noticeably longer execution time.
      *
      * @since 2.4
      */
     @Parameter( defaultValue = "true" )
     private boolean recompressZippedFiles;
 
     /**
      * sets the merge manifest mode in the JarArchiver
      * @since 3
      */
     @Parameter
     private String mergeManifestMode;
 
     /**
      */
     @Component
     private AssemblyArchiver assemblyArchiver;
 
     /**
      */
     @Component
     private AssemblyReader assemblyReader;
 
     /**
      * Allows additional configuration options that are specific to a particular type of archive format. This is
      * intended to capture an XML configuration that will be used to reflectively setup the options on the archiver
      * instance. <br/>
      * For instance, to direct an assembly with the "ear" format to use a particular deployment descriptor, you should
      * specify the following for the archiverConfig value in your plugin configuration: <br/>
      * <p/>
      * <p/>
      * <pre>
      * &lt;appxml&gt;${project.basedir}/somepath/app.xml&lt;/appxml&gt;
      * </pre>
      *
      * @since 2.2-beta-3
      */
     @Parameter
     private PlexusConfiguration archiverConfig;
 
     /**
      * This will cause the assembly to run only at the top of a given module tree. That is, run in the project contained
      * in the same folder where the mvn execution was launched.
      *
      * @since 2.2-beta-4
      */
     @Parameter( property = "assembly.runOnlyAtExecutionRoot", defaultValue = "false" )
     private boolean runOnlyAtExecutionRoot;
 
     /**
      * This will cause the assembly to only update an existing archive, if it exists.
      * <p>
      * <strong>Note:</strong> The property that can be used on the command line was misspelled as "assembly.updatOnly"
      * in versions prior to version 2.4.
      * </p>
      *
      * @since 2.2
      */
     @Parameter( property = "assembly.updateOnly", defaultValue = "false" )
     private boolean updateOnly;
 
     /**
      * @deprecated Not used anymore and will be removed in future version
      * @since 2.2
      */
     @Parameter( property = "assembly.useJvmChmod", defaultValue = "false" )
     private boolean useJvmChmod;
 
     /**
      * <p>
      * Set to <code>true</code> in order to avoid all chmod calls.
      * </p>
      * <p/>
      * <p>
      * <b>NOTE:</b> This will cause the assembly plugin to <b>DISREGARD</b> all fileMode/directoryMode settings in the
      * assembly descriptor, and all file permissions in unpacked dependencies!
      * </p>
      *
      * @since 2.2
      */
     @Parameter( property = "assembly.ignorePermissions", defaultValue = "false" )
     private boolean ignorePermissions;
 
     /**
      * <p>
      * Set of delimiters for expressions to filter within the resources. These delimiters are specified in the form
      * 'beginToken*endToken'. If no '*' is given, the delimiter is assumed to be the same for start and end.
      * </p>
      * <p>
      * So, the default filtering delimiters might be specified as:
      * </p>
      * <p/>
      * <pre>
      * &lt;delimiters&gt;
      *   &lt;delimiter&gt;${*}&lt;/delimiter&gt;
      *   &lt;delimiter&gt;@&lt;/delimiter&gt;
      * &lt;/delimiters&gt;
      * </pre>
      * <p>
      * Since the '@' delimiter is the same on both ends, we don't need to specify '@*@' (though we can).
      * </p>
      *
      * @since 2.4
      */
     @Parameter
     private List<String> delimiters;
 
     public static FixedStringSearchInterpolator mainProjectInterpolator( MavenProject mainProject )
     {
         if ( mainProject != null )
         {
             // 5
             return FixedStringSearchInterpolator.create(
                 new org.codehaus.plexus.interpolation.fixed.PrefixedObjectValueSource(
                     InterpolationConstants.PROJECT_PREFIXES, mainProject, true ),
 
                 // 6
                 new org.codehaus.plexus.interpolation.fixed.PrefixedPropertiesValueSource(
                     InterpolationConstants.PROJECT_PROPERTIES_PREFIXES, mainProject.getProperties(), true ) );
         }
         else
         {
             return FixedStringSearchInterpolator.empty();
         }
     }
 
     /**
      * Create the binary distribution.
      *
      * @throws org.apache.maven.plugin.MojoExecutionException
      */
     @Override
     public void execute()
         throws MojoExecutionException, MojoFailureException
     {
 
         if ( skipAssembly )
         {
             getLog().info( "Assemblies have been skipped per configuration of the skipAssembly parameter." );
             return;
         }
 
         // run only at the execution root.
         if ( runOnlyAtExecutionRoot && !isThisTheExecutionRoot() )
         {
             getLog().info( "Skipping the assembly in this project because it's not the Execution Root" );
             return;
         }
 
         List<Assembly> assemblies;
         try
         {
             assemblies = assemblyReader.readAssemblies( this );
         }
         catch ( final AssemblyReadException e )
         {
             throw new MojoExecutionException( "Error reading assemblies: " + e.getMessage(), e );
         }
         catch ( final InvalidAssemblerConfigurationException e )
         {
             throw new MojoFailureException( assemblyReader, e.getMessage(),
                                             "Mojo configuration is invalid: " + e.getMessage() );
         }
 
         // TODO: include dependencies marked for distribution under certain formats
         // TODO: how, might we plug this into an installer, such as NSIS?
 
         boolean warnedAboutMainProjectArtifact = false;
         for ( final Assembly assembly : assemblies )
         {
             try
             {
                 final String fullName = AssemblyFormatUtils.getDistributionName( assembly, this );
 
                 List<String> effectiveFormats = formats;
                 if ( effectiveFormats == null || effectiveFormats.size() == 0 )
                 {
                     effectiveFormats = assembly.getFormats();
                 }
                 if ( effectiveFormats == null || effectiveFormats.size() == 0 )
                 {
                     throw new MojoFailureException(
                         "No formats specified in the execution parameters or the assembly descriptor." );
                 }
 
                 for ( final String format : effectiveFormats )
                 {
                     final File destFile =
                         assemblyArchiver.createArchive( assembly, fullName, format,
                             this, isRecompressZippedFiles(), getMergeManifestMode() );
 
                     final MavenProject project = getProject();
                     final String type = project.getArtifact().getType();
 
                     if ( attach && destFile.isFile() )
                     {
                         if ( isAssemblyIdAppended() )
                         {
                             projectHelper.attachArtifact( project, format, assembly.getId(), destFile );
                         }
                         else if ( !"pom".equals( type ) && format.equals( type ) )
                         {
                             if ( !warnedAboutMainProjectArtifact )
                             {
                                 final StringBuilder message = new StringBuilder();
 
                                 message.append( "Configuration option 'appendAssemblyId' is set to false." );
                                 message.append( "\nInstead of attaching the assembly file: " ).append( destFile );
                                 message.append( ", it will become the file for main project artifact." );
                                 message.append( "\nNOTE: If multiple descriptors or descriptor-formats are provided "
                                                     + "for this project, the value of this file will be "
                                                     + "non-deterministic!" );
 
                                 getLog().warn( message );
                                 warnedAboutMainProjectArtifact = true;
                             }
 
                             final File existingFile = project.getArtifact().getFile();
                             if ( ( existingFile != null ) && existingFile.exists() )
                             {
                                 getLog().warn( "Replacing pre-existing project main-artifact file: " + existingFile
                                                    + "\nwith assembly file: " + destFile );
                             }
 
                             project.getArtifact().setFile( destFile );
                         }
                         else
                         {
                             projectHelper.attachArtifact( project, format, null, destFile );
                         }
                     }
                     else if ( attach )
                     {
                         getLog().warn( "Assembly file: " + destFile + " is not a regular file (it may be a directory). "
                                            + "It cannot be attached to the project build for installation or "
                                            + "deployment." );
                     }
                 }
             }
             catch ( final ArchiveCreationException | AssemblyFormattingException e )
             {
                 throw new MojoExecutionException( "Failed to create assembly: " + e.getMessage(), e );
             }
             catch ( final InvalidAssemblerConfigurationException e )
             {
                 throw new MojoFailureException( assembly, "Assembly is incorrectly configured: " + assembly.getId(),
                                                 "Assembly: " + assembly.getId() + " is not configured correctly: "
                                                     + e.getMessage() );
             }
         }
     }
 
     private FixedStringSearchInterpolator createRepositoryInterpolator()
     {
         final Properties settingsProperties = new Properties();
         final MavenSession session = getMavenSession();
 
         if ( getLocalRepository() != null )
         {
             settingsProperties.setProperty( "localRepository", getLocalRepository().getBasedir() );
             settingsProperties.setProperty( "settings.localRepository", getLocalRepository().getBasedir() );
         }
         else if ( session != null && session.getSettings() != null )
         {
             settingsProperties.setProperty( "localRepository", session.getSettings().getLocalRepository() );
             settingsProperties.setProperty( "settings.localRepository", getLocalRepository().getBasedir() );
         }
 
         return FixedStringSearchInterpolator.create( new PropertiesBasedValueSource( settingsProperties ) );
 
     }
 
     private FixedStringSearchInterpolator createCommandLinePropertiesInterpolator()
     {
         Properties commandLineProperties = System.getProperties();
         final MavenSession session = getMavenSession();
 
         if ( session != null )
         {
             commandLineProperties = new Properties();
             commandLineProperties.putAll( session.getSystemProperties() );
             commandLineProperties.putAll( session.getUserProperties() );
         }
 
         PropertiesBasedValueSource cliProps = new PropertiesBasedValueSource( commandLineProperties );
         return FixedStringSearchInterpolator.create( cliProps );
 
     }
 
     private FixedStringSearchInterpolator createEnvInterpolator()
     {
         PrefixedPropertiesValueSource envProps = new PrefixedPropertiesValueSource( Collections.singletonList( "env." ),
                                                                                     CommandLineUtils.getSystemEnvVars(
                                                                                         false ), true );
         return FixedStringSearchInterpolator.create( envProps );
     }
 
     /**
      * Returns true if the current project is located at the Execution Root Directory (where mvn was launched)
      *
      * @return if this is the execution root
      */
     boolean isThisTheExecutionRoot()
     {
         final Log log = getLog();
         log.debug( "Root Folder:" + mavenSession.getExecutionRootDirectory() );
         log.debug( "Current Folder:" + basedir );
         final boolean result = mavenSession.getExecutionRootDirectory().equalsIgnoreCase( basedir.toString() );
         if ( result )
         {
             log.debug( "This is the execution root." );
         }
         else
         {
             log.debug( "This is NOT the execution root." );
         }
 
         return result;
     }
 
     @Override
     public File getBasedir()
     {
         return basedir;
     }
 
     public void setBasedir( final File basedir )
     {
         this.basedir = basedir;
     }
 
     @Override
     public String[] getDescriptorReferences()
     {
         return descriptorRefs;
     }
 
     @Override
     public File getDescriptorSourceDirectory()
     {
         return descriptorSourceDirectory;
     }
 
     @Override
     public String[] getDescriptors()
     {
         return descriptors;
     }
 
     public void setDescriptors( final String[] descriptors )
     {
         this.descriptors = descriptors;
     }
 
     @Override
     public abstract MavenProject getProject();
 
     @Override
     public File getSiteDirectory()
     {
         return siteDirectory;
     }
 
     public void setSiteDirectory( final File siteDirectory )
     {
         this.siteDirectory = siteDirectory;
     }
 
     @Override
     public String getFinalName()
     {
         return finalName;
     }
 
     public void setFinalName( final String finalName )
     {
         this.finalName = finalName;
     }
 
     @Override
     public boolean isAssemblyIdAppended()
     {
         return appendAssemblyId;
     }
 
     @Override
     public String getTarLongFileMode()
     {
         return tarLongFileMode;
     }
 
     public void setTarLongFileMode( final String tarLongFileMode )
     {
         this.tarLongFileMode = tarLongFileMode;
     }
 
     @Override
     public File getOutputDirectory()
     {
         return outputDirectory;
     }
 
     public void setOutputDirectory( final File outputDirectory )
     {
         this.outputDirectory = outputDirectory;
     }
 
     @Override
     public MavenArchiveConfiguration getJarArchiveConfiguration()
     {
         return archive;
     }
 
     @Override
     public File getWorkingDirectory()
     {
         return workDirectory;
     }
 
     @Override
     public ArtifactRepository getLocalRepository()
     {
         return localRepository;
     }
 
     public void setLocalRepository( final ArtifactRepository localRepository )
     {
         this.localRepository = localRepository;
     }
 
     @Override
     public File getTemporaryRootDirectory()
     {
         return tempRoot;
     }
 
     @Override
     public File getArchiveBaseDirectory()
     {
         return archiveBaseDirectory;
     }
 
     @Override
     public List<String> getFilters()
     {
         if ( filters == null )
         {
             filters = getProject().getBuild().getFilters();
             if ( filters == null )
             {
                 filters = Collections.emptyList();
             }
         }
         return filters;
     }
 
     public void setFilters( final List<String> filters )
     {
         this.filters = filters;
     }
 
     @Override
     public boolean isIncludeProjectBuildFilters()
     {
         return includeProjectBuildFilters;
     }
 
     @Override
     public List<MavenProject> getReactorProjects()
     {
         return reactorProjects;
     }
 
     public void setReactorProjects( final List<MavenProject> reactorProjects )
     {
         this.reactorProjects = reactorProjects;
     }
 
     public void setAppendAssemblyId( final boolean appendAssemblyId )
     {
         this.appendAssemblyId = appendAssemblyId;
     }
 
     public void setArchive( final MavenArchiveConfiguration archive )
     {
         this.archive = archive;
     }
 
     public void setDescriptorRefs( final String[] descriptorRefs )
     {
         this.descriptorRefs = descriptorRefs;
     }
 
     public void setTempRoot( final File tempRoot )
     {
         this.tempRoot = tempRoot;
     }
 
     public void setWorkDirectory( final File workDirectory )
     {
         this.workDirectory = workDirectory;
     }
 
     @Override
     public List<ArtifactRepository> getRemoteRepositories()
     {
         return remoteRepositories;
     }
 
     @Override
     public boolean isDryRun()
     {
         return dryRun;
     }
 
     @Override
     public boolean isIgnoreDirFormatExtensions()
     {
         return ignoreDirFormatExtensions;
     }
 
     @Override
     public boolean isIgnoreMissingDescriptor()
     {
         return ignoreMissingDescriptor;
     }
 
     @Override
     public MavenSession getMavenSession()
     {
         return mavenSession;
     }
 
     @Override
     public String getArchiverConfig()
     {
         return archiverConfig == null ? null : archiverConfig.toString();
     }
 
     @Override
     public MavenReaderFilter getMavenReaderFilter()
     {
         return mavenReaderFilter;
     }
 
     @Override
     public boolean isUpdateOnly()
     {
         return updateOnly;
     }
 
     @Override
     @Deprecated
     public boolean isUseJvmChmod()
     {
         return useJvmChmod;
     }
 
     @Override
     public boolean isIgnorePermissions()
     {
         return ignorePermissions;
     }
 
     @Override
     public String getEncoding()
     {
         return encoding;
     }
 
     boolean isRecompressZippedFiles()
     {
         return recompressZippedFiles;
     }
 
     public String getMergeManifestMode()
     {
         return mergeManifestMode;
     }
 
     @Override
     public String getEscapeString()
     {
         return escapeString;
     }
 
     @Override
     public List<String> getDelimiters()
     {
         return delimiters;
     }
 
     public void setDelimiters( List<String> delimiters )
     {
         this.delimiters = delimiters;
     }
 
     @Override
     @Nonnull
     public FixedStringSearchInterpolator getCommandLinePropsInterpolator()
     {
         if ( commandLinePropertiesInterpolator == null )
         {
             this.commandLinePropertiesInterpolator = createCommandLinePropertiesInterpolator();
         }
         return commandLinePropertiesInterpolator;
     }
 
     @Override
     @Nonnull
     public FixedStringSearchInterpolator getEnvInterpolator()
     {
         if ( envInterpolator == null )
         {
             this.envInterpolator = createEnvInterpolator();
         }
         return envInterpolator;
     }
 
     @Override
     @Nonnull
     public FixedStringSearchInterpolator getRepositoryInterpolator()
     {
         if ( rootInterpolator == null )
         {
             this.rootInterpolator = createRepositoryInterpolator();
         }
         return rootInterpolator;
     }
 
     @Override
     @Nonnull
     public FixedStringSearchInterpolator getMainProjectInterpolator()
     {
         if ( mainProjectInterpolator == null )
         {
             this.mainProjectInterpolator = mainProjectInterpolator( getProject() );
         }
         return mainProjectInterpolator;
     }
 
 }