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Epsilon's EMF driver.

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/*********************************************************************
* Copyright (c) 2008 The University of York.
*
* This program and the accompanying materials are made
* available under the terms of the Eclipse Public License 2.0
* which is available at https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
**********************************************************************/
package org.eclipse.epsilon.flexmi;

import java.util.HashMap;
import java.util.Map;
import java.util.Stack;

@SuppressWarnings("serial")
public class FrameStack extends Stack> {
	
	public FrameStack() {
		
	}
	
	public Object getVariable(String name) {
		
		for (int i=0;i frame = elementAt(size()-i-1);
			if (frame.containsKey(name)) return frame.get(name);
		}
		return null;
	}
	
	public void setVariable(String name, Object value) {
		peek().put(name, value);
	}
	
	public void pushFrame() {
		push(new HashMap());
	}
	
}