// $Id: ControlMech.java,v 1.5 2004/09/04 21:33:02 mvw Exp $
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// File: ControlMech.java
// Classes: ControlMech EnabledCM NotHushedCM CompositeCM
// Original Author: jrobbins@ics.uci.edu
// $Id: ControlMech.java,v 1.5 2004/09/04 21:33:02 mvw Exp $

// TO DO: Do all these classes need to be in their own files? public?

package org.argouml.cognitive.critics;

import java.io.Serializable;
import org.argouml.cognitive.Designer;

/** A ControlMech determines when a Critic should be active.  New
 *  ControlMech's can be added to add value to existing Critic's.  Each
 *  ControlMech implements a isRelevant() predicate that determines if a
 *  given critic is relevant to a given Designer at the current
 *  time. */

public abstract class ControlMech implements Serializable {

    /**
     * The constructor.
     * 
     */
    public ControlMech() { }
    
    /**
     * @param c the critic
     * @param d the designer
     * @return true f the critic is relevant for the given designer
     */
    public boolean isRelevant(Critic c, Designer d) {
	return true;
    }
} // end class ControlMech