src/main/java/org/apache/maven/plugin/resources/ResourcesMojo.java - maven-resources-plugin - Git at Google

 package org.apache.maven.plugin.resources;

 /*
  * 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.execution.MavenSession;
 import org.apache.maven.model.Resource;
 import org.apache.maven.plugin.AbstractMojo;
 import org.apache.maven.plugin.MojoExecutionException;
 import org.apache.maven.plugins.annotations.Component;
 import org.apache.maven.plugins.annotations.LifecyclePhase;
 import org.apache.maven.plugins.annotations.Mojo;
 import org.apache.maven.plugins.annotations.Parameter;
 import org.apache.maven.project.MavenProject;
 import org.apache.maven.shared.filtering.MavenFilteringException;
 import org.apache.maven.shared.filtering.MavenResourcesExecution;
 import org.apache.maven.shared.filtering.MavenResourcesFiltering;
 import org.codehaus.plexus.PlexusConstants;
 import org.codehaus.plexus.PlexusContainer;
 import org.codehaus.plexus.component.repository.exception.ComponentLookupException;
 import org.codehaus.plexus.context.Context;
 import org.codehaus.plexus.context.ContextException;
 import org.codehaus.plexus.personality.plexus.lifecycle.phase.Contextualizable;
 import org.codehaus.plexus.util.ReaderFactory;
 import org.codehaus.plexus.util.StringUtils;

 import java.io.File;
 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.Collections;
 import java.util.LinkedHashSet;
 import java.util.List;

 /**
  * Copy resources for the main source code to the main output directory. Always uses the project.build.resources element
  * to specify the resources to copy.
  *
  * @author <a href="michal.maczka@dimatics.com">Michal Maczka</a>
  * @author <a href="mailto:jason@maven.org">Jason van Zyl</a>
  * @author Andreas Hoheneder
  * @author William Ferguson
  */
 @Mojo( name = "resources", defaultPhase = LifecyclePhase.PROCESS_RESOURCES, threadSafe = true )
 public class ResourcesMojo
     extends AbstractMojo
     implements Contextualizable
 {

     /**
      * The character encoding scheme to be applied when filtering resources.
      */
     @Parameter( property = "encoding", defaultValue = "${project.build.sourceEncoding}" )
     protected String encoding;

     /**
      * The output directory into which to copy the resources.
      */
     @Parameter( defaultValue = "${project.build.outputDirectory}", required = true )
     private File outputDirectory;

     /**
      * The list of resources we want to transfer.
      */
     @Parameter( defaultValue = "${project.resources}", required = true, readonly = true )
     private List<Resource> resources;

     /**
      *
      */
     @Parameter( defaultValue = "${project}", readonly = true, required = true )
     protected MavenProject project;

     /**
      * The list of additional filter properties files to be used along with System and project properties, which would
      * be used for the filtering. <br/>
      * See also: {@link ResourcesMojo#filters}.
      *
      * @since 2.4
      */
     @Parameter( defaultValue = "${project.build.filters}", readonly = true )
     protected List<String> buildFilters;

     /**
      * 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. For instance, starting in Maven 2.2.0, you have the option of configuring executions with
      * the id's <code>default-resources</code> and <code>default-testResources</code> to supply different configurations
      * for the two different types of resources. By supplying <code>extraFilters</code> configurations, you can separate
      * which filters are used for which type of resource.
      */
     @Parameter
     protected List<String> filters;

     /**
      * If false, don't use the filters specified in the build/filters section of the POM when processing resources in
      * this mojo execution. <br/>
      * See also: {@link ResourcesMojo#buildFilters} and {@link ResourcesMojo#filters}
      *
      * @since 2.4
      */
     @Parameter( defaultValue = "true" )
     protected boolean useBuildFilters;

     /**
      *
      */
     @Component( role = MavenResourcesFiltering.class, hint = "default" )
     protected MavenResourcesFiltering mavenResourcesFiltering;

     /**
      *
      */
     @Parameter( defaultValue = "${session}", readonly = true, required = true )
     protected MavenSession session;

     /**
      * Expression preceded with the String won't be interpolated \${foo} will be replaced with ${foo}
      *
      * @since 2.3
      */
     @Parameter( property = "maven.resources.escapeString" )
     protected String escapeString;

     /**
      * Overwrite existing files even if the destination files are newer.
      *
      * @since 2.3
      */
     @Parameter( property = "maven.resources.overwrite", defaultValue = "false" )
     private boolean overwrite;

     /**
      * Copy any empty directories included in the Resources.
      *
      * @since 2.3
      */
     @Parameter( property = "maven.resources.includeEmptyDirs", defaultValue = "false" )
     protected boolean includeEmptyDirs;

     /**
      * Additional file extensions to not apply filtering (already defined are : jpg, jpeg, gif, bmp, png)
      *
      * @since 2.3
      */
     @Parameter
     protected List<String> nonFilteredFileExtensions;

     /**
      * Whether to escape backslashes and colons in windows-style paths.
      *
      * @since 2.4
      */
     @Parameter( property = "maven.resources.escapeWindowsPaths", defaultValue = "true" )
     protected boolean escapeWindowsPaths;

     /**
      * <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>
      *
      * <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
     protected List<String> delimiters;

     /**
      * Use default delimiters in addition to custom delimiters, if any.
      *
      * @since 2.4
      */
     @Parameter( defaultValue = "true" )
     protected boolean useDefaultDelimiters;

     /**
      * <p>
      * List of plexus components hint which implements
      * {@link MavenResourcesFiltering#filterResources(MavenResourcesExecution)}. They will be executed after the
      * resources copying/filtering.
      * </p>
      *
      * @since 2.4
      */
     @Parameter
     private List<String> mavenFilteringHints;

     /**
      * @since 2.4
      */
     private PlexusContainer plexusContainer;

     /**
      * @since 2.4
      */
     private List<MavenResourcesFiltering> mavenFilteringComponents = new ArrayList<MavenResourcesFiltering>();

     /**
      * stop searching endToken at the end of line
      *
      * @since 2.5
      */
     @Parameter( property = "maven.resources.supportMultiLineFiltering", defaultValue = "false" )
     private boolean supportMultiLineFiltering;

     /**
      * Support filtering of filenames folders etc.
      *
      * @since 3.0.0
      */
     @Parameter( defaultValue = "false" )
     private boolean fileNameFiltering;

     /**
      * You can skip the execution of the plugin if you need to.
      * Its use is NOT RECOMMENDED, but quite convenient on occasion.
      * @since 3.0.0
      */
     @Parameter( property = "maven.resources.skip", defaultValue = "false" )
     private boolean skip;

     public void contextualize( Context context )
         throws ContextException
     {
         plexusContainer = (PlexusContainer) context.get( PlexusConstants.PLEXUS_KEY );
     }

     public void execute()
         throws MojoExecutionException
     {
         if ( isSkip() )
         {
             getLog().info( "Skipping the execution." );
             return;
         }

         try
         {

             if ( StringUtils.isEmpty( encoding ) && isFilteringEnabled( getResources() ) )
             {
                 getLog().warn( "File encoding has not been set, using platform encoding " + ReaderFactory.FILE_ENCODING
                     + ", i.e. build is platform dependent!" );
             }

             List<String> filters = getCombinedFiltersList();

             MavenResourcesExecution mavenResourcesExecution =
                 new MavenResourcesExecution( getResources(), getOutputDirectory(), project, encoding, filters,
                                              Collections.<String>emptyList(), session );

             mavenResourcesExecution.setEscapeWindowsPaths( escapeWindowsPaths );

             // never include project build filters in this call, since we've already accounted for the POM build filters
             // above, in getCombinedFiltersList().
             mavenResourcesExecution.setInjectProjectBuildFilters( false );

             mavenResourcesExecution.setEscapeString( escapeString );
             mavenResourcesExecution.setOverwrite( overwrite );
             mavenResourcesExecution.setIncludeEmptyDirs( includeEmptyDirs );
             mavenResourcesExecution.setSupportMultiLineFiltering( supportMultiLineFiltering );
             mavenResourcesExecution.setFilterFilenames( fileNameFiltering );

             // if these are NOT set, just use the defaults, which are '${*}' and '@'.
             if ( delimiters != null && !delimiters.isEmpty() )
             {
                 LinkedHashSet<String> delims = new LinkedHashSet<String>();
                 if ( useDefaultDelimiters )
                 {
                     delims.addAll( mavenResourcesExecution.getDelimiters() );
                 }

                 for ( String delim : delimiters )
                 {
                     if ( delim == null )
                     {
                         // FIXME: ${filter:*} could also trigger this condition. Need a better long-term solution.
                         delims.add( "${*}" );
                     }
                     else
                     {
                         delims.add( delim );
                     }
                 }

                 mavenResourcesExecution.setDelimiters( delims );
             }

             if ( nonFilteredFileExtensions != null )
             {
                 mavenResourcesExecution.setNonFilteredFileExtensions( nonFilteredFileExtensions );
             }
             mavenResourcesFiltering.filterResources( mavenResourcesExecution );

             executeUserFilterComponents( mavenResourcesExecution );
         }
         catch ( MavenFilteringException e )
         {
             throw new MojoExecutionException( e.getMessage(), e );
         }
     }

     /**
      * @since 2.5
      */
     protected void executeUserFilterComponents( MavenResourcesExecution mavenResourcesExecution )
         throws MojoExecutionException, MavenFilteringException
     {

         if ( mavenFilteringHints != null )
         {
             for ( String hint : mavenFilteringHints )
             {
                 try
                 {
                     // CHECKSTYLE_OFF: LineLength
                     mavenFilteringComponents.add( (MavenResourcesFiltering) plexusContainer.lookup( MavenResourcesFiltering.class.getName(),
                                                                                                     hint ) );
                     // CHECKSTYLE_ON: LineLength
                 }
                 catch ( ComponentLookupException e )
                 {
                     throw new MojoExecutionException( e.getMessage(), e );
                 }
             }
         }
         else
         {
             getLog().debug( "no use filter components" );
         }

         if ( mavenFilteringComponents != null && !mavenFilteringComponents.isEmpty() )
         {
             getLog().debug( "execute user filters" );
             for ( MavenResourcesFiltering filter : mavenFilteringComponents )
             {
                 filter.filterResources( mavenResourcesExecution );
             }
         }
     }

     protected List<String> getCombinedFiltersList()
     {
         if ( filters == null || filters.isEmpty() )
         {
             return useBuildFilters ? buildFilters : null;
         }
         else
         {
             List<String> result = new ArrayList<String>();

             if ( useBuildFilters && buildFilters != null && !buildFilters.isEmpty() )
             {
                 result.addAll( buildFilters );
             }

             result.addAll( filters );

             return result;
         }
     }

     /**
      * Determines whether filtering has been enabled for any resource.
      *
      * @param resources The set of resources to check for filtering, may be <code>null</code>.
      * @return <code>true</code> if at least one resource uses filtering, <code>false</code> otherwise.
      */
     private boolean isFilteringEnabled( Collection<Resource> resources )
     {
         if ( resources != null )
         {
             for ( Resource resource : resources )
             {
                 if ( resource.isFiltering() )
                 {
                     return true;
                 }
             }
         }
         return false;
     }

     public List<Resource> getResources()
     {
         return resources;
     }

     public void setResources( List<Resource> resources )
     {
         this.resources = resources;
     }

     public File getOutputDirectory()
     {
         return outputDirectory;
     }

     public void setOutputDirectory( File outputDirectory )
     {
         this.outputDirectory = outputDirectory;
     }

     public boolean isOverwrite()
     {
         return overwrite;
     }

     public void setOverwrite( boolean overwrite )
     {
         this.overwrite = overwrite;
     }

     public boolean isIncludeEmptyDirs()
     {
         return includeEmptyDirs;
     }

     public void setIncludeEmptyDirs( boolean includeEmptyDirs )
     {
         this.includeEmptyDirs = includeEmptyDirs;
     }

     public List<String> getFilters()
     {
         return filters;
     }

     public void setFilters( List<String> filters )
     {
         this.filters = filters;
     }

     public List<String> getDelimiters()
     {
         return delimiters;
     }

     public void setDelimiters( List<String> delimiters )
     {
         this.delimiters = delimiters;
     }

     public boolean isUseDefaultDelimiters()
     {
         return useDefaultDelimiters;
     }

     public void setUseDefaultDelimiters( boolean useDefaultDelimiters )
     {
         this.useDefaultDelimiters = useDefaultDelimiters;
     }

     public boolean isSkip()
     {
         return skip;
     }

 }
	package org.apache.maven.plugin.resources;

	/*
	* 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.execution.MavenSession;
	import org.apache.maven.model.Resource;
	import org.apache.maven.plugin.AbstractMojo;
	import org.apache.maven.plugin.MojoExecutionException;
	import org.apache.maven.plugins.annotations.Component;
	import org.apache.maven.plugins.annotations.LifecyclePhase;
	import org.apache.maven.plugins.annotations.Mojo;
	import org.apache.maven.plugins.annotations.Parameter;
	import org.apache.maven.project.MavenProject;
	import org.apache.maven.shared.filtering.MavenFilteringException;
	import org.apache.maven.shared.filtering.MavenResourcesExecution;
	import org.apache.maven.shared.filtering.MavenResourcesFiltering;
	import org.codehaus.plexus.PlexusConstants;
	import org.codehaus.plexus.PlexusContainer;
	import org.codehaus.plexus.component.repository.exception.ComponentLookupException;
	import org.codehaus.plexus.context.Context;
	import org.codehaus.plexus.context.ContextException;
	import org.codehaus.plexus.personality.plexus.lifecycle.phase.Contextualizable;
	import org.codehaus.plexus.util.ReaderFactory;
	import org.codehaus.plexus.util.StringUtils;

	import java.io.File;
	import java.util.ArrayList;
	import java.util.Collection;
	import java.util.Collections;
	import java.util.LinkedHashSet;
	import java.util.List;

	/**
	* Copy resources for the main source code to the main output directory. Always uses the project.build.resources element
	* to specify the resources to copy.
	*
	* @author <a href="michal.maczka@dimatics.com">Michal Maczka</a>
	* @author <a href="mailto:jason@maven.org">Jason van Zyl</a>
	* @author Andreas Hoheneder
	* @author William Ferguson
	*/
	@Mojo( name = "resources", defaultPhase = LifecyclePhase.PROCESS_RESOURCES, threadSafe = true )
	public class ResourcesMojo
	extends AbstractMojo
	implements Contextualizable
	{

	/**
	* The character encoding scheme to be applied when filtering resources.
	*/
	@Parameter( property = "encoding", defaultValue = "${project.build.sourceEncoding}" )
	protected String encoding;

	/**
	* The output directory into which to copy the resources.
	*/
	@Parameter( defaultValue = "${project.build.outputDirectory}", required = true )
	private File outputDirectory;

	/**
	* The list of resources we want to transfer.
	*/
	@Parameter( defaultValue = "${project.resources}", required = true, readonly = true )
	private List<Resource> resources;

	/**
	*
	*/
	@Parameter( defaultValue = "${project}", readonly = true, required = true )
	protected MavenProject project;

	/**
	* The list of additional filter properties files to be used along with System and project properties, which would
	* be used for the filtering. <br/>
	* See also: {@link ResourcesMojo#filters}.
	*
	* @since 2.4
	*/
	@Parameter( defaultValue = "${project.build.filters}", readonly = true )
	protected List<String> buildFilters;

	/**
	* 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. For instance, starting in Maven 2.2.0, you have the option of configuring executions with
	* the id's <code>default-resources</code> and <code>default-testResources</code> to supply different configurations
	* for the two different types of resources. By supplying <code>extraFilters</code> configurations, you can separate
	* which filters are used for which type of resource.
	*/
	@Parameter
	protected List<String> filters;

	/**
	* If false, don't use the filters specified in the build/filters section of the POM when processing resources in
	* this mojo execution. <br/>
	* See also: {@link ResourcesMojo#buildFilters} and {@link ResourcesMojo#filters}
	*
	* @since 2.4
	*/
	@Parameter( defaultValue = "true" )
	protected boolean useBuildFilters;

	/**
	*
	*/
	@Component( role = MavenResourcesFiltering.class, hint = "default" )
	protected MavenResourcesFiltering mavenResourcesFiltering;

	/**
	*
	*/
	@Parameter( defaultValue = "${session}", readonly = true, required = true )
	protected MavenSession session;

	/**
	* Expression preceded with the String won't be interpolated \${foo} will be replaced with ${foo}
	*
	* @since 2.3
	*/
	@Parameter( property = "maven.resources.escapeString" )
	protected String escapeString;

	/**
	* Overwrite existing files even if the destination files are newer.
	*
	* @since 2.3
	*/
	@Parameter( property = "maven.resources.overwrite", defaultValue = "false" )
	private boolean overwrite;

	/**
	* Copy any empty directories included in the Resources.
	*
	* @since 2.3
	*/
	@Parameter( property = "maven.resources.includeEmptyDirs", defaultValue = "false" )
	protected boolean includeEmptyDirs;

	/**
	* Additional file extensions to not apply filtering (already defined are : jpg, jpeg, gif, bmp, png)
	*
	* @since 2.3
	*/
	@Parameter
	protected List<String> nonFilteredFileExtensions;

	/**
	* Whether to escape backslashes and colons in windows-style paths.
	*
	* @since 2.4
	*/
	@Parameter( property = "maven.resources.escapeWindowsPaths", defaultValue = "true" )
	protected boolean escapeWindowsPaths;

	/**
	* <p>
	* Set of delimiters for expressions to filter within the resources. These delimiters are specified in the form
	* 'beginTokenendToken'. 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>
	*
	* <pre>
	* <delimiters>
	* <delimiter>${*}</delimiter>
	* <delimiter>@</delimiter>
	* </delimiters>
	* </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
	protected List<String> delimiters;

	/**
	* Use default delimiters in addition to custom delimiters, if any.
	*
	* @since 2.4
	*/
	@Parameter( defaultValue = "true" )
	protected boolean useDefaultDelimiters;

	/**
	* <p>
	* List of plexus components hint which implements
	* {@link MavenResourcesFiltering#filterResources(MavenResourcesExecution)}. They will be executed after the
	* resources copying/filtering.
	* </p>
	*
	* @since 2.4
	*/
	@Parameter
	private List<String> mavenFilteringHints;

	/**
	* @since 2.4
	*/
	private PlexusContainer plexusContainer;

	/**
	* @since 2.4
	*/
	private List<MavenResourcesFiltering> mavenFilteringComponents = new ArrayList<MavenResourcesFiltering>();

	/**
	* stop searching endToken at the end of line
	*
	* @since 2.5
	*/
	@Parameter( property = "maven.resources.supportMultiLineFiltering", defaultValue = "false" )
	private boolean supportMultiLineFiltering;

	/**
	* Support filtering of filenames folders etc.
	*
	* @since 3.0.0
	*/
	@Parameter( defaultValue = "false" )
	private boolean fileNameFiltering;

	/**
	* You can skip the execution of the plugin if you need to.
	* Its use is NOT RECOMMENDED, but quite convenient on occasion.
	* @since 3.0.0
	*/
	@Parameter( property = "maven.resources.skip", defaultValue = "false" )
	private boolean skip;

	public void contextualize( Context context )
	throws ContextException
	{
	plexusContainer = (PlexusContainer) context.get( PlexusConstants.PLEXUS_KEY );
	}

	public void execute()
	throws MojoExecutionException
	{
	if ( isSkip() )
	{
	getLog().info( "Skipping the execution." );
	return;
	}

	try
	{

	if ( StringUtils.isEmpty( encoding ) && isFilteringEnabled( getResources() ) )
	{
	getLog().warn( "File encoding has not been set, using platform encoding " + ReaderFactory.FILE_ENCODING
	+ ", i.e. build is platform dependent!" );
	}

	List<String> filters = getCombinedFiltersList();

	MavenResourcesExecution mavenResourcesExecution =
	new MavenResourcesExecution( getResources(), getOutputDirectory(), project, encoding, filters,
	Collections.<String>emptyList(), session );

	mavenResourcesExecution.setEscapeWindowsPaths( escapeWindowsPaths );

	// never include project build filters in this call, since we've already accounted for the POM build filters
	// above, in getCombinedFiltersList().
	mavenResourcesExecution.setInjectProjectBuildFilters( false );

	mavenResourcesExecution.setEscapeString( escapeString );
	mavenResourcesExecution.setOverwrite( overwrite );
	mavenResourcesExecution.setIncludeEmptyDirs( includeEmptyDirs );
	mavenResourcesExecution.setSupportMultiLineFiltering( supportMultiLineFiltering );
	mavenResourcesExecution.setFilterFilenames( fileNameFiltering );

	// if these are NOT set, just use the defaults, which are '${*}' and '@'.
	if ( delimiters != null && !delimiters.isEmpty() )
	{
	LinkedHashSet<String> delims = new LinkedHashSet<String>();
	if ( useDefaultDelimiters )
	{
	delims.addAll( mavenResourcesExecution.getDelimiters() );
	}

	for ( String delim : delimiters )
	{
	if ( delim == null )
	{
	// FIXME: ${filter:*} could also trigger this condition. Need a better long-term solution.
	delims.add( "${*}" );
	}
	else
	{
	delims.add( delim );
	}
	}

	mavenResourcesExecution.setDelimiters( delims );
	}

	if ( nonFilteredFileExtensions != null )
	{
	mavenResourcesExecution.setNonFilteredFileExtensions( nonFilteredFileExtensions );
	}
	mavenResourcesFiltering.filterResources( mavenResourcesExecution );

	executeUserFilterComponents( mavenResourcesExecution );
	}
	catch ( MavenFilteringException e )
	{
	throw new MojoExecutionException( e.getMessage(), e );
	}
	}

	/**
	* @since 2.5
	*/
	protected void executeUserFilterComponents( MavenResourcesExecution mavenResourcesExecution )
	throws MojoExecutionException, MavenFilteringException
	{

	if ( mavenFilteringHints != null )
	{
	for ( String hint : mavenFilteringHints )
	{
	try
	{
	// CHECKSTYLE_OFF: LineLength
	mavenFilteringComponents.add( (MavenResourcesFiltering) plexusContainer.lookup( MavenResourcesFiltering.class.getName(),
	hint ) );
	// CHECKSTYLE_ON: LineLength
	}
	catch ( ComponentLookupException e )
	{
	throw new MojoExecutionException( e.getMessage(), e );
	}
	}
	}
	else
	{
	getLog().debug( "no use filter components" );
	}

	if ( mavenFilteringComponents != null && !mavenFilteringComponents.isEmpty() )
	{
	getLog().debug( "execute user filters" );
	for ( MavenResourcesFiltering filter : mavenFilteringComponents )
	{
	filter.filterResources( mavenResourcesExecution );
	}
	}
	}

	protected List<String> getCombinedFiltersList()
	{
	if ( filters == null \|\| filters.isEmpty() )
	{
	return useBuildFilters ? buildFilters : null;
	}
	else
	{
	List<String> result = new ArrayList<String>();

	if ( useBuildFilters && buildFilters != null && !buildFilters.isEmpty() )
	{
	result.addAll( buildFilters );
	}

	result.addAll( filters );

	return result;
	}
	}

	/**
	* Determines whether filtering has been enabled for any resource.
	*
	* @param resources The set of resources to check for filtering, may be <code>null</code>.
	* @return <code>true</code> if at least one resource uses filtering, <code>false</code> otherwise.
	*/
	private boolean isFilteringEnabled( Collection<Resource> resources )
	{
	if ( resources != null )
	{
	for ( Resource resource : resources )
	{
	if ( resource.isFiltering() )
	{
	return true;
	}
	}
	}
	return false;
	}

	public List<Resource> getResources()
	{
	return resources;
	}

	public void setResources( List<Resource> resources )
	{
	this.resources = resources;
	}

	public File getOutputDirectory()
	{
	return outputDirectory;
	}

	public void setOutputDirectory( File outputDirectory )
	{
	this.outputDirectory = outputDirectory;
	}

	public boolean isOverwrite()
	{
	return overwrite;
	}

	public void setOverwrite( boolean overwrite )
	{
	this.overwrite = overwrite;
	}

	public boolean isIncludeEmptyDirs()
	{
	return includeEmptyDirs;
	}

	public void setIncludeEmptyDirs( boolean includeEmptyDirs )
	{
	this.includeEmptyDirs = includeEmptyDirs;
	}

	public List<String> getFilters()
	{
	return filters;
	}

	public void setFilters( List<String> filters )
	{
	this.filters = filters;
	}

	public List<String> getDelimiters()
	{
	return delimiters;
	}

	public void setDelimiters( List<String> delimiters )
	{
	this.delimiters = delimiters;
	}

	public boolean isUseDefaultDelimiters()
	{
	return useDefaultDelimiters;
	}

	public void setUseDefaultDelimiters( boolean useDefaultDelimiters )
	{
	this.useDefaultDelimiters = useDefaultDelimiters;
	}

	public boolean isSkip()
	{
	return skip;
	}

	}