// Copyright 2007 The Apache Software Foundation

 //

 // Licensed 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.

 package org.apache.tapestry5.internal;

 import org.apache.tapestry5.ioc.def.ContributionDef;

 import org.apache.tapestry5.ioc.def.DecoratorDef;

 import org.apache.tapestry5.ioc.def.ModuleDef;

 import org.apache.tapestry5.ioc.def.ServiceDef;

 import org.apache.tapestry5.ioc.internal.util.CollectionFactory;

 import java.util.Collections;

 import java.util.Set;

 /**

  * A synthetic module definition, used to mix in some additional "pre-built" service configuration contributions.

  */

 public class SyntheticModuleDef implements ModuleDef

 {

     private final Set<ContributionDef> contributionDefs;

     public SyntheticModuleDef(ContributionDef... contributionDefs)

     {

         this.contributionDefs = CollectionFactory.newSet(contributionDefs);

     }

     /**

      * Returns null.

      */

     public Class getBuilderClass()

     {

         return null;

     }

     /**

      * Returns the configured set.

      */

     public Set<ContributionDef> getContributionDefs()

     {

         return contributionDefs;

     }

     /**

      * Returns an empty set.

      */

     public Set<DecoratorDef> getDecoratorDefs()

     {

         return Collections.emptySet();

     }

     /**

      * Returns "SyntheticModule".

      */

     public String getLoggerName()

     {

         return "SyntheticModule";

     }

     /**

      * Returns null.

      */

     public ServiceDef getServiceDef(String serviceId)

     {

         return null;

     }

     /**

      * Returns an empty set.

      */

     public Set<String> getServiceIds()

     {

         return Collections.emptySet();

     }

 }