ERD2WDisplayConstant.java

/*
 * Copyright (C) NetStruxr, Inc. All rights reserved.
 *
 * This software is published under the terms of the NetStruxr
 * Public Software License version 0.5, a copy of which has been
 * included with this distribution in the LICENSE.NPL file.  */
package er.directtoweb.components.misc;

import com.webobjects.appserver.WOContext;

import er.directtoweb.components.ERD2WStatelessComponent;

/**
 * For a given key it asks the context for the value.  Presumablly the constant is already in the rules.
 */

public class ERD2WDisplayConstant extends ERD2WStatelessComponent {
	/**
	 * Do I need to update serialVersionUID?
	 * See section 5.6 <cite>Type Changes Affecting Serialization</cite> on page 51 of the 
	 * <a href="http://java.sun.com/j2se/1.4/pdf/serial-spec.pdf">Java Object Serialization Spec</a>
	 */
	private static final long serialVersionUID = 1L;

    public ERD2WDisplayConstant(WOContext context) {super(context);}
    
    public String displayConstant() {
        return (String)d2wContext().valueForKey(propertyKey());
    }
}