/*
    * $Id: BasicTemplateGenerator.java 1643653 2014-12-07 06:47:59Z nlebas $
    *
    * 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.
   */
  package org.apache.tiles.autotag.generate;
  
  import java.util.List;
  import java.util.Map;
  
  import org.apache.tiles.autotag.core.OutputLocator;
  import org.apache.tiles.autotag.model.TemplateClass;
  import org.apache.tiles.autotag.model.TemplateSuite;
  
  /**
   * The basic template generator. Use {@link TemplateGeneratorBuilder} to
   * create instances of this class.
   *
   * @version $Rev: 1643653 $ $Date: 2014-12-07 07:47:59 +0100 (Sun, 07 Dec 2014) $
   */
  class BasicTemplateGenerator implements TemplateGenerator {
  
      /**
       * The template suite generators.
       */
      private List<TSGeneratorDirectoryPair> templateSuiteGenerators;
  
      /**
       * The template class generators.
       */
      private List<TCGeneratorDirectoryPair> templateClassGenerators;
  
      /**
       * Indicates that this generator generates resources.
       */
      private boolean generatingResources = false;
  
      /**
       * Indicates that this generator generates classes.
       */
      private boolean generatingClasses = false;
  
      /**
       * Constructor.
       *
       * @param templateSuiteGenerators The template suite generators.
       * @param templateClassGenerators The template class generators.
       * @param generatingClasses Indicates that this generator generates classes.
       * @param generatingResources Indicates that this generator generates resources.
       */
      BasicTemplateGenerator(
              List<TSGeneratorDirectoryPair> templateSuiteGenerators,
              List<TCGeneratorDirectoryPair> templateClassGenerators,
              boolean generatingClasses, boolean generatingResources) {
          this.templateSuiteGenerators = templateSuiteGenerators;
          this.templateClassGenerators = templateClassGenerators;
          this.generatingClasses = generatingClasses;
          this.generatingResources = generatingResources;
      }
  
  
  
      @Override
      public void generate(String packageName, TemplateSuite suite, Map<String, String> parameters, 
          String runtimeClass, String requestClass) {
          for (TSGeneratorDirectoryPair pair : templateSuiteGenerators) {
              pair.getGenerator().generate(pair.getOutputLocator(), packageName, suite, parameters);
          }
          for (TemplateClass templateClass : suite.getTemplateClasses()) {
              for (TCGeneratorDirectoryPair pair : templateClassGenerators) {
                  pair.getGenerator().generate(pair.getOutputLocator(), packageName,
                          suite, templateClass, parameters, runtimeClass, requestClass);
              }
          }
      }
  
      /**
       * A pair of a template suite generator and a directory.
       *
       * @version $Rev: 1643653 $ $Date: 2014-12-07 07:47:59 +0100 (Sun, 07 Dec 2014) $
       */
      static class TSGeneratorDirectoryPair {
          /**
           * The directory where files are generated.
          */
         private OutputLocator outputLocator;
 
         /**
          * The generator.
          */
         private TemplateSuiteGenerator generator;
 
         /**
          * Constructor.
          *
          * @param directory The directory where files are generated.
          * @param generator The generator.
          */
         public TSGeneratorDirectoryPair(OutputLocator outputLocator,
                 TemplateSuiteGenerator generator) {
             this.outputLocator = outputLocator;
             this.generator = generator;
         }
 
         /**
          * Returns the directory where files are generated.
          *
          * @return The directory where files are generated.
          */
         public OutputLocator getOutputLocator() {
             return outputLocator;
         }
 
         /**
          * Returns the generator.
          *
          * @return The generator.
          */
         public TemplateSuiteGenerator getGenerator() {
             return generator;
         }
     }
 
     /**
      * A pair of a template class generator and a directory.
      *
      * @version $Rev: 1643653 $ $Date: 2014-12-07 07:47:59 +0100 (Sun, 07 Dec 2014) $
      */
     static class TCGeneratorDirectoryPair {
         /**
          * The directory where files are generated.
          */
         private OutputLocator outputLocator;
 
         /**
          * The generator.
          */
         private TemplateClassGenerator generator;
 
         /**
          * Constructor.
          *
          * @param directory The directory where files are generated.
          * @param generator The generator.
          */
         public TCGeneratorDirectoryPair(OutputLocator outputLocator,
                 TemplateClassGenerator generator) {
             this.outputLocator = outputLocator;
             this.generator = generator;
         }
 
         /**
          * Returns the directory where files are generated.
          *
          * @return The directory where files are generated.
          */
         public OutputLocator getOutputLocator() {
             return outputLocator;
         }
 
         /**
          * Returns the generator.
          *
          * @return The generator.
          */
         public TemplateClassGenerator getGenerator() {
             return generator;
         }
     }
 
     @Override
     public boolean isGeneratingResources() {
         return generatingResources;
     }
 
     @Override
     public boolean isGeneratingClasses() {
         return generatingClasses;
     }
 }