/*
* 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.numbers;
import com.webobjects.appserver.WOContext;
import er.directtoweb.ERDirectToWeb;
import er.directtoweb.components.ERDCustomEditComponent;
import er.extensions.ERXExtensions;
/**
* Cool class. Specify a 'unit' in the userInfo dictionary of an EOAttribute and this component will display the number plus the unit.
*/
public class ERDDisplayNumberWithUnit extends ERDCustomEditComponent {
/**
* 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 ERDDisplayNumberWithUnit(WOContext context) { super(context); }
@Override
public boolean synchronizesVariablesWithBindings() { return false; }
@Override
public boolean isStateless() { return true; }
public String unit() {
return valueForBinding("unit") != null ? (String)valueForBinding("unit") :
ERDirectToWeb.resolveUnit(ERXExtensions.userInfoUnit(object(), key()), object(), key());
}
}