/*-----------------------------------------------------------------------------
	The contents of this file are subject to the Mozilla Public License
	Version 1.1 (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.mozilla.org/MPL/MPL-1.1.html
	
	Software distributed under the License is distributed on an "AS IS"
	basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
	License for the specific language governing rights and limitations
	under the License.
	
	The Original Code is Fever Framework code.
	
	The Initial Developer of the Original Code is Romain Ecarnot.
	Portions created by Initial Developer are Copyright (C) 2006
	the Initial Developer. All Rights Reserved.
	
	Contributor(s):
	
	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.
-----------------------------------------------------------------------------*/
 
import fever.core.Cloneable;

/**
 * Methods to clone object(s).
 * 
 * @author Romain Ecarnot
 */
class fever.utils.Cloner
{
	
	//-------------------------------------------------------------------------
	// Public API
	//-------------------------------------------------------------------------
	
	/**
	 * Constructs a new clone using {@code clone} instance.
	 * 
	 * <p>You must use casting to retreive real object type as this 
	 * this method return {@link fever.core.Cloneable} type object.
	 * 
	 * @param clone A {@link fever.core.Cloneable} instance
	 * @return {@link fever.core.Cloneable} instance. 
	 */
	public static function buildClone(clone : Cloneable) : Cloneable
	{
		return clone.clone();
	}
	
	/**
	 * Constructs passed-in {code count} clones using {@code clone} instance.
	 * 
	 * @return {@code Array} of {@link fever.core.Cloneable} instances.
	 */
	public static function buildClones(clone : Cloneable, count : Number) : Array
	{
		var a : Array = new Array();
		
		if(count > 0)
		{
			var i : Number = 0;
			while( i++ < count ) a[i] = clone.clone();
		}
		return a;
	}
	
	
	//-------------------------------------------------------------------------
	// Private implementation
	//-------------------------------------------------------------------------
	
	private function Cloner() {	}
}