gradle-master/subprojects/ide/src/main/java/org/gradle/plugins/ide/idea/GenerateIdeaProject.java
/*
 * Copyright 2010 the original author or authors.
 *
 * 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.gradle.plugins.ide.idea;

import org.gradle.api.tasks.Internal;
import org.gradle.internal.xml.XmlTransformer;
import org.gradle.plugins.ide.api.XmlGeneratorTask;
import org.gradle.plugins.ide.idea.model.IdeaProject;
import org.gradle.plugins.ide.idea.model.Project;
import org.gradle.work.DisableCachingByDefault;

import javax.inject.Inject;
import java.io.File;

/**
 * Generates an IDEA project file for root project *only*. If you want to fine tune the idea configuration <p> At this moment nearly all configuration is done via {@link IdeaProject}.
 */
@DisableCachingByDefault(because = "Not made cacheable, yet")
public abstract class GenerateIdeaProject extends XmlGeneratorTask<Project> {

    private IdeaProject ideaProject;

    public GenerateIdeaProject() {}

    @Inject
    public GenerateIdeaProject(IdeaProject ideaProject) {
        this.ideaProject = ideaProject;
    }

    @Override
    protected void configure(Project xmlModule) {
        getIdeaProject().mergeXmlProject(xmlModule);
    }

    @Override
    public Project create() {
        Project project = new Project(getXmlTransformer(), ideaProject.getPathFactory());
        return project;
    }

    @Override
    public XmlTransformer getXmlTransformer() {
        if (ideaProject == null) {
            return super.getXmlTransformer();
        }
        return ideaProject.getIpr().getXmlTransformer();
    }

    /**
     * output *.ipr file
     */
    @Override
    public File getOutputFile() {
        if (ideaProject == null) {
            return super.getOutputFile();
        }
        return ideaProject.getOutputFile();
    }

    @Override
    public void setOutputFile(File newOutputFile) {
        ideaProject.setOutputFile(newOutputFile);
    }

    /**
     * The Idea project model containing the details required to generate the project file.
     */
    @Internal
    public IdeaProject getIdeaProject() {
        return ideaProject;
    }

    public void setIdeaProject(IdeaProject ideaProject) {
        this.ideaProject = ideaProject;
    }

}
