/*
 * Copyright 2002-2008 The Jamocha Team
 * 
 *
 * 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.jamocha.org/
 *
 * 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.jamocha.engine.scope;

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

import org.jamocha.parser.JamochaValue;

public abstract class AbstractScope implements Scope {

	protected Map<String, JamochaValue> values = new HashMap<String, JamochaValue>();

	protected Scope outerScope = null;

	public Scope popScope() {
		return outerScope;
	}

	public void pushScope(final Scope scope) {
		outerScope = scope;
	}

	public Scope getOuterScope() {
		return outerScope;
	}

}
