/*
* $Id: TemplateGeneratorBuilder.java 1049708 2010-12-15 21:04:06Z apetrelli $
*
* 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: 1049708 $ $Date: 2010-12-15 16:04:06 -0500 (Wed, 15 Dec 2010) $
*/
public 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);
}
}