// Android SDK
//
// Douglas Thrift
//
// $Id$

/*  Copyright 2008 Douglas Thrift
 *
 *  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 net.douglasthrift.anttasks;

import java.io.File;

import java.util.Iterator;

import org.apache.tools.ant.BuildException;
import org.apache.tools.ant.Project;
import org.apache.tools.ant.Task;
import org.apache.tools.ant.taskdefs.condition.Os;
import org.apache.tools.ant.types.Path;
import org.apache.tools.ant.types.resources.FileResource;
import org.apache.tools.ant.util.FileUtils;

public class AndroidSDK extends Task
{
	private String property_;

	public void setProperty(String property)
	{
		property_ = property;
	}

	@Override
	public void execute()
	{
		if (property_ == null)
			throw new BuildException("property not set");

		Project project = getProject();

		Path path = (Path)project.createDataType("path");

		path.setPath(System.getenv("PATH"));

		FileUtils utils = FileUtils.getFileUtils();

		for (Iterator iterator = path.iterator(); iterator.hasNext();)
		{
			File file = ((FileResource)iterator.next()).getFile();

			if (utils.resolveFile(file, Os.isFamily(Os.FAMILY_WINDOWS) ? "aapt.exe" : "aapt").isFile())
			{
				file = file.getParentFile();

				if (new File(file, "android.jar").isFile())
				{
					project.setNewProperty(property_, file.toString());

					return;
				}
			}
		}

		throw new BuildException("android sdk not found");
	}
}