| /* |
| * $Id$ |
| * |
| * 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.io.File; |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.apache.tiles.autotag.generate.BasicTemplateGenerator.TCGeneratorDirectoryPair; |
| import org.apache.tiles.autotag.generate.BasicTemplateGenerator.TSGeneratorDirectoryPair; |
| |
| /** |
| * Builds a {@link TemplateGenerator}. |
| * |
| * @version $Rev$ $Date$ |
| */ |
| public final class TemplateGeneratorBuilder { |
| |
| /** |
| * 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; |
| |
| /** |
| * The classes output directory. |
| */ |
| private File classesOutputDirectory; |
| |
| /** |
| * The resources output directory. |
| */ |
| private File resourcesOutputDirectory; |
| |
| /** |
| * Constructor. |
| */ |
| private TemplateGeneratorBuilder() { |
| templateSuiteGenerators = new ArrayList<BasicTemplateGenerator.TSGeneratorDirectoryPair>(); |
| templateClassGenerators = new ArrayList<BasicTemplateGenerator.TCGeneratorDirectoryPair>(); |
| } |
| |
| /** |
| * Creates a new instance of the builder. |
| * |
| * @return A new instance of the builder. |
| */ |
| public static TemplateGeneratorBuilder createNewInstance() { |
| return new TemplateGeneratorBuilder(); |
| } |
| |
| /** |
| * Sets the classes output directory. |
| * |
| * @param classesOutputDirectory The classes output directory. |
| * @return This instance. |
| */ |
| public TemplateGeneratorBuilder setClassesOutputDirectory(File classesOutputDirectory) { |
| this.classesOutputDirectory = classesOutputDirectory; |
| return this; |
| } |
| |
| /** |
| * Sets the resources output directory. |
| * |
| * @param resourcesOutputDirectory The resources output directory. |
| * @return This instance. |
| */ |
| public TemplateGeneratorBuilder setResourcesOutputDirectory(File resourcesOutputDirectory) { |
| this.resourcesOutputDirectory = resourcesOutputDirectory; |
| return this; |
| } |
| |
| /** |
| * Adds a new template suite generator to generate classes. |
| * |
| * @param generator The generator to add. |
| * @return This instance. |
| */ |
| public TemplateGeneratorBuilder addClassesTemplateSuiteGenerator(TemplateSuiteGenerator generator) { |
| if (classesOutputDirectory == null) { |
| throw new NullPointerException( |
| "Classes output directory not specified, call 'setClassesOutputDirectory' first"); |
| } |
| templateSuiteGenerators.add(new TSGeneratorDirectoryPair( |
| classesOutputDirectory, generator)); |
| generatingClasses = true; |
| return this; |
| } |
| |
| /** |
| * Adds a new template class generator to generate classes. |
| * |
| * @param generator The generator to add. |
| * @return This instance. |
| */ |
| public TemplateGeneratorBuilder addClassesTemplateClassGenerator(TemplateClassGenerator generator) { |
| if (classesOutputDirectory == null) { |
| throw new NullPointerException( |
| "Classes output directory not specified, call 'setClassesOutputDirectory' first"); |
| } |
| templateClassGenerators.add(new TCGeneratorDirectoryPair( |
| classesOutputDirectory, generator)); |
| generatingClasses = true; |
| return this; |
| } |
| |
| /** |
| * Adds a new template suite generator to generate resources. |
| * |
| * @param generator The generator to add. |
| * @return This instance. |
| */ |
| public TemplateGeneratorBuilder addResourcesTemplateSuiteGenerator(TemplateSuiteGenerator generator) { |
| if (resourcesOutputDirectory == null) { |
| throw new NullPointerException( |
| "Resources output directory not specified, call 'setClassesOutputDirectory' first"); |
| } |
| templateSuiteGenerators.add(new TSGeneratorDirectoryPair( |
| resourcesOutputDirectory, generator)); |
| generatingResources = true; |
| return this; |
| } |
| |
| /** |
| * Adds a new template class generator to generate resources. |
| * |
| * @param generator The generator to add. |
| * @return This instance. |
| */ |
| public TemplateGeneratorBuilder addResourcesTemplateClassGenerator(TemplateClassGenerator generator) { |
| if (resourcesOutputDirectory == null) { |
| throw new NullPointerException( |
| "Resources output directory not specified, call 'setClassesOutputDirectory' first"); |
| } |
| templateClassGenerators.add(new TCGeneratorDirectoryPair( |
| resourcesOutputDirectory, generator)); |
| generatingResources = true; |
| return this; |
| } |
| |
| /** |
| * Builds and returns a new template generator. |
| * |
| * @return The new template generator. |
| */ |
| public TemplateGenerator build() { |
| return new BasicTemplateGenerator(templateSuiteGenerators, |
| templateClassGenerators, generatingClasses, generatingResources); |
| } |
| |
| } |