/*
 * Copyright 2011 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.internal.tooling;

import org.gradle.api.Project;
import org.gradle.api.Task;
import org.gradle.api.internal.project.ProjectTaskLister;
import org.gradle.api.internal.tasks.PublicTaskSpecification;
import org.gradle.tooling.internal.gradle.DefaultGradleProject;
import org.gradle.tooling.internal.impl.LaunchableGradleProjectTask;
import org.gradle.tooling.internal.impl.LaunchableGradleTask;
import org.gradle.tooling.provider.model.ToolingModelBuilder;

import java.util.ArrayList;
import java.util.LinkedList;
import java.util.List;

/**
 * Builds the GradleProject that contains the project hierarchy and task information
 */
public class GradleProjectBuilder implements ToolingModelBuilder {
    private final ProjectTaskLister taskLister;

    public GradleProjectBuilder(ProjectTaskLister taskLister) {
        this.taskLister = taskLister;
    }

    public boolean canBuild(String modelName) {
        return modelName.equals("org.gradle.tooling.model.GradleProject");
    }

    public Object buildAll(String modelName, Project project) {
        return buildHierarchy(project.getRootProject());
    }

    public DefaultGradleProject buildAll(Project project) {
        return buildHierarchy(project.getRootProject());
    }

    private DefaultGradleProject<LaunchableGradleTask> buildHierarchy(Project project) {
        List<DefaultGradleProject<LaunchableGradleTask>> children = new ArrayList<DefaultGradleProject<LaunchableGradleTask>>();
        for (Project child : project.getChildProjects().values()) {
            children.add(buildHierarchy(child));
        }

        DefaultGradleProject<LaunchableGradleTask> gradleProject = new DefaultGradleProject<LaunchableGradleTask>()
                .setPath(project.getPath())
                .setName(project.getName())
                .setDescription(project.getDescription())
                .setBuildDirectory(project.getBuildDir())
                .setProjectDirectory(project.getProjectDir())
                .setChildren(children);

        gradleProject.getBuildScript().setSourceFile(project.getBuildFile());
        gradleProject.setTasks(tasks(gradleProject, project.getTasks()));

        for (DefaultGradleProject child : children) {
            child.setParent(gradleProject);
        }

        return gradleProject;
    }

    private static List<LaunchableGradleTask> tasks(DefaultGradleProject owner, Iterable<Task> tasks) {
        List<LaunchableGradleTask> out = new LinkedList<LaunchableGradleTask>();
        for (String taskName : tasks.getNames()) {
            Task t = tasks.findByName(taskName);
            if(t!=null){
                out.add(new LaunchableGradleProjectTask()
                                .setProject(owner)
                                .setPath(t.getPath())
                                .setName(t.getName())
                                .setDisplayName(t.toString())
                                .setDescription(t.getDescription())
			                    .setPublic(PublicTaskSpecification.INSTANCE.isSatisfiedBy(t))
                );
            }
        }

        return out;
    }
}

@@ -839,16 +839,76 @@
 cation;%0A
+import org.gradle.api.internal.tasks.TaskContainerInternal;%0A
 import o
@@ -2837,16 +2837,39 @@
 roject, 
+(TaskContainerInternal)
 project.
@@ -3113,22 +3113,29 @@
 er, 
-Iterable%3CTask%3E
+TaskContainerInternal
  tas

fix merge issues