// Copyright 2006, 2008, 2009 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.model;

 import org.apache.tapestry5.ioc.BaseLocatable;

 import org.apache.tapestry5.ioc.Location;

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

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

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

 import org.apache.tapestry5.model.MutableEmbeddedComponentModel;

 import java.util.Collections;

 import java.util.List;

 import java.util.Map;

 public class MutableEmbeddedComponentModelImpl extends BaseLocatable implements MutableEmbeddedComponentModel

 {

     private final String id;

     private final String componentType;

     private final String componentClassName;

     private final String declaredClass;

     private final boolean inheritInformalParameters;

     private Map<String, String> parameters;

     private List<String> publishedParameters = Collections.emptyList();

     /**

      * List of mixin class names.

      */

     private List<String> mixinClassNames;

     public MutableEmbeddedComponentModelImpl(String id, String componentType, String componentClassName,

                                              String declaredClass, boolean inheritInformalParameters, Location location)

     {

         super(location);

         this.id = id;

         this.componentType = componentType;

         this.componentClassName = componentClassName;

         this.inheritInformalParameters = inheritInformalParameters;

         this.declaredClass = declaredClass;

     }

     public String getComponentClassName()

     {

         return componentClassName;

     }

     @Override

     public String toString()

     {

         return String.format("EmbeddedComponentModel[id=%s type=%s class=%s inheritInformals=%s]", id, componentType,

                              componentClassName, inheritInformalParameters);

     }

     public void addParameter(String name, String value)

     {

         if (parameters == null) parameters = CollectionFactory.newMap();

         else if (parameters.containsKey(name))

             throw new IllegalArgumentException(ModelMessages.duplicateParameterValue(name, id, declaredClass));

         parameters.put(name, value);

     }

     public String getId()

     {

         return id;

     }

     public String getComponentType()

     {

         return componentType;

     }

     public List<String> getParameterNames()

     {

         return InternalUtils.sortedKeys(parameters);

     }

     public String getParameterValue(String parameterName)

     {

         return InternalUtils.get(parameters, parameterName);

     }

     public List<String> getMixinClassNames()

     {

         if (mixinClassNames == null) return Collections.emptyList();

         return Collections.unmodifiableList(mixinClassNames);

     }

     public void addMixin(String mixinClassName)

     {

         if (mixinClassNames == null)

         {

             mixinClassNames = CollectionFactory.newList();

         }

         else

         {

             if (mixinClassNames.contains(mixinClassName)) throw new IllegalArgumentException(ModelMessages

                     .duplicateMixin(mixinClassName, id));

         }

         mixinClassNames.add(mixinClassName);

     }

     public boolean getInheritInformalParameters()

     {

         return inheritInformalParameters;

     }

     public void setPublishedParameters(List<String> parameterNames)

     {

         Defense.notNull(parameterNames, "parameterNames");

         publishedParameters = parameterNames;

     }

     public List<String> getPublishedParameters()

     {

         return publishedParameters;

     }

 }