plugins/org.eclipse.viatra2.gtasm.interpreter.impl/src/org/eclipse/viatra2/gtasm/interpreter/impl/executionEnvironment/BlockRuleExecutionEnvironment.java

/*******************************************************************************
 * Copyright (c) 2004-2008 Peter Pasztor, Akos Horvath, Gergely Varro, Istvan Rath and Daniel Varro
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *    Peter Pasztor, Akos Horvath, Gergely Varro, Istvan Rath - initial API and implementation
 *******************************************************************************/

package org.eclipse.viatra2.gtasm.interpreter.impl.executionEnvironment;

import java.util.Map;

import org.eclipse.viatra2.gtasmmodel.gtasm.metamodel.asm.definitions.Variable;
import org.eclipse.viatra2.gtasmmodel.gtasm.metamodel.asm.simpleRules.ASMRuleInvocation;
import org.eclipse.viatra2.framework.IFramework;

public class BlockRuleExecutionEnvironment extends ExecutionEnvironment {
	/**
	 * This implies to the both BlockRule subclasses, LetRule and
	 * CollectionIteratorRule.
	 */
	protected ASMRuleInvocation rule;

	public BlockRuleExecutionEnvironment(IFramework framework,
			ASMRuleInvocation innerRule) {
		super(framework);

		rule = innerRule;
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.viatra2.gtasm.interpreter.executionEnvironment.ExecutionEnvironment#onBegin()
	 */

	public BlockRuleExecutionEnvironment(IFramework framework) {
		super(framework);
	}

	public void onBegin(Map<Variable, Object> variables) {
		// Put in everything.
		variableValues = // (Hashtable<Variable,Object>)
		variables;
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.viatra2.gtasm.interpreter.executionEnvironment.ExecutionEnvironment#onTerminate()
	 */
	@Override
	public Map<Variable, Object> onTerminate() {
		// Return everything, the parent execution environment will sort out the
		// variables.
		return variableValues;
	}

}