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/*****************************************************************************
* Copyright (c) 2012 CEA LIST.
*
*
* 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:
* CEA LIST - Initial API and implementation
*
*****************************************************************************/
package org.eclipse.papyrus.moka.fuml.Semantics.Activities.IntermediateActivities;
import java.util.List;
import org.eclipse.papyrus.moka.fuml.debug.Debug;
import org.eclipse.papyrus.moka.fuml.Semantics.Classes.Kernel.Value;
import org.eclipse.papyrus.moka.fuml.Semantics.CommonBehaviors.BasicBehaviors.ParameterValue;
import org.eclipse.papyrus.moka.fuml.Semantics.Loci.LociL1.Locus;
import org.eclipse.uml2.uml.ActivityParameterNode;
import org.eclipse.uml2.uml.Parameter;
public class ActivityParameterNodeActivation extends ObjectNodeActivation {
public void fire(List<Token> incomingTokens) {
super.fire(incomingTokens) ;
Locus locus = this.getExecutionLocus() ;
if (locus.isInDebugMode) {
if (locus.engine.isTerminated())
return ;
}
// If there are no incoming edges, this is an activation of an input
// activity parameter node.
// Get the values from the input parameter indicated by the activity
// parameter node and offer those values as object tokens.
if(this.node.getIncomings().size() == 0) {
Debug.println("[fire] Input activity parameter node " + this.node.getName() + "...");
Parameter parameter = ((ActivityParameterNode)(this.node)).getParameter();
ParameterValue parameterValue = this.getActivityExecution().getParameterValue(parameter);
// Debug.println("[fire] parameter = " + parameter.name);
if(parameterValue != null) {
Debug.println("[fire] Parameter has " + parameterValue.values.size() + " value(s).");
// List<Token> tokens = new ArrayList<Token>();
List<Value> values = parameterValue.values;
for(int i = 0; i < values.size(); i++) {
Value value = values.get(i);
ObjectToken token = new ObjectToken();
token.value = value;
this.addToken(token);
}
this.sendUnofferedTokens();
}
}
// If there are one or more incoming edges, this is an activation of an
// output activity parameter node.
// Take the tokens offered on incoming edges and add them to the set of
// tokens being offered.
// [Note that an output activity parameter node may fire multiple times,
// accumulating tokens offered to it.]
else {
Debug.println("[fire] Output activity parameter node " + this.node.getName() + "...");
this.addTokens(incomingTokens);
}
}
public void clearTokens() {
// Clear all held tokens only if this is an input parameter node.
if(this.node.getIncomings().size() == 0) {
super.clearTokens();
}
}
}
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