// Copyright 2008 Thiago H. de Paula Figueiredo

 //

 // 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 br.com.arsmachina.tapestrycrud.module;

 import org.apache.tapestry5.PrimaryKeyEncoder;

 import org.apache.tapestry5.ioc.services.ClassNameLocator;

 import br.com.arsmachina.module.AbstractModule;

 import br.com.arsmachina.tapestrycrud.encoder.ActivationContextEncoder;

 import br.com.arsmachina.tapestrycrud.encoder.Encoder;

 import br.com.arsmachina.tapestrycrud.encoder.LabelEncoder;

 /**

  * Default {@link TapestryCrudModule} implementation.

  * 

  * @author Thiago H. de Paula Figueiredo

  */

 public class DefaultTapestryCrudModule extends AbstractModule implements TapestryCrudModule {

         /**

          * Single constructor of this class.

          * 

          * @param name a {@link String} containing the module name. It cannot be null.

          * @param rootPackage a {@link String} containing the module parent package. It cannot be null.

          * @param classNameLocator a {@link ClassNameLocator}. It cannot be null.

          * @param daoImplementationSubpackage a {@link String}. It cannot be null.

          */

         public DefaultTapestryCrudModule(String name, String rootPackage,

                         ClassNameLocator classNameLocator, String daoImplementationSubpackage) {

                 super(name, rootPackage, classNameLocator);

         }

         @SuppressWarnings("unchecked")

         public <T> Class<? extends ActivationContextEncoder<T>> getActivationContextEncoderClass(

                         Class<T> entityClass) {

                 return getClass(getActivationContextEncoderClassName(entityClass));

         }

         @SuppressWarnings("unchecked")

         public <T> Class<? extends Encoder<T, ?>> getEncoderClass(Class<T> entityClass) {

                 return getClass(getEncoderClassName(entityClass));

         }

         @SuppressWarnings("unchecked")

         public <T> Class<? extends LabelEncoder<T>> getLabelEncoderClass(Class<T> entityClass) {

                 return getClass(getLabelEncoderClassName(entityClass));

         }

         @SuppressWarnings("unchecked")

         public <T> Class<? extends PrimaryKeyEncoder<?, T>> getPrimaryKeyEncoderClass(

                         Class<T> entityClass) {

                 return getClass(getPrimaryKeyEncoderClassName(entityClass));

         }

         /**

          * Returns the fully-qualified name of the activation context encoder for a given entity class.

          * 

          * @param clasz a {@link Class}. It cannot be null.

          * @return a {@link String} or null (if no corresponding one is found).

          */

         protected String getActivationContextEncoderClassName(Class<?> entityClass) {

                 return String.format("%s.web.encoder.activationcontext.%sActivationContextEncoder",

                                 getRootPackage(), entityClass.getSimpleName());

         }

         /**

          * Returns the fully-qualified name of the encoder for a given entity class.

          * 

          * @param clasz a {@link Class}. It cannot be null.

          * @return a {@link String} or null (if no corresponding one is found).

          */

         protected String getEncoderClassName(Class<?> entityClass) {

                 return String.format("%s.web.encoder.%sEncoder", getRootPackage(), entityClass.getSimpleName());

         }

         /**

          * Returns the fully-qualified name of the label encoder for a given entity class.

          * 

          * @param clasz a {@link Class}. It cannot be null.

          * @return a {@link String} or null (if no corresponding one is found).

          */

         protected String getLabelEncoderClassName(Class<?> entityClass) {

                 return String.format("%s.web.encoder.label.%sLabelEncoder", getRootPackage(),

                                 entityClass.getSimpleName());

         }

         /**

          * Returns the fully-qualified name of the primary key encoder for a given entity class.

          * 

          * @param clasz a {@link Class}. It cannot be null.

          * @return a {@link String} or null (if no corresponding one is found).

          */

         protected String getPrimaryKeyEncoderClassName(Class<?> entityClass) {

                 return String.format("%s.web.encoder.primarykey.%sPrimaryKeyEncoder", getRootPackage(),

                                 entityClass.getSimpleName());

         }

         @Override

         public String toString() {

                 return String.format("TapestryCrudModule %s (%s)", getName(), getRootPackage());

         }

 }