/* 
 *  Copyright (C) 2000 - 2008 TagServlet Ltd
 *
 *  This file is part of Open BlueDragon (OpenBD) CFML Server Engine.
 *  
 *  OpenBD is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  Free Software Foundation,version 3.
 *  
 *  OpenBD is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *  
 *  You should have received a copy of the GNU General Public License
 *  along with OpenBD.  If not, see http://www.gnu.org/licenses/
 *  
 *  Additional permission under GNU GPL version 3 section 7
 *  
 *  If you modify this Program, or any covered work, by linking or combining 
 *  it with any of the JARS listed in the README.txt (or a modified version of 
 *  (that library), containing parts covered by the terms of that JAR, the 
 *  licensors of this Program grant you additional permission to convey the 
 *  resulting work. 
 *  README.txt @ http://www.openbluedragon.org/license/README.txt
 *  
 *  http://www.openbluedragon.org/
 */

package com.naryx.tagfusion.expression.function.ext;

import java.util.List;

import com.naryx.tagfusion.cfm.engine.cfArrayData;
import com.naryx.tagfusion.cfm.engine.cfData;
import com.naryx.tagfusion.cfm.engine.cfSession;
import com.naryx.tagfusion.cfm.engine.cfThreadData;
import com.naryx.tagfusion.cfm.engine.cfmRunTimeException;
import com.naryx.tagfusion.cfm.tag.ext.thread.cfThreadRunner;
import com.naryx.tagfusion.expression.function.functionBase;

public class GetAllThreads extends functionBase {

	private static final long serialVersionUID = 1;

	public GetAllThreads() {
		min = 0;
		max = 0;
	}
	
	public java.util.Map getInfo(){
		return makeInfo(
				"thread", 
				"Returns all the active threads in an array", 
				ReturnType.ARRAY );
	}
 

	public cfData execute(cfSession _session, List<cfData> parameters) throws cfmRunTimeException {
		Thread[] activeThreads = new Thread[cfThreadRunner.cfThreadGroup.activeCount()];
		cfThreadRunner.cfThreadGroup.enumerate(activeThreads);

		cfArrayData array = cfArrayData.createArray(1);

		for (int i = 0; i < activeThreads.length; i++) {
			if (activeThreads[i] instanceof cfThreadRunner) {
				array.addElement(new cfThreadData((cfThreadRunner) activeThreads[i]));
			}
		}

		return array;
	}
}