/*
* 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.relationships;
import com.webobjects.appserver.WOContext;
import com.webobjects.foundation.NSArray;
import er.directtoweb.ERDirectToWeb;
import er.directtoweb.components.ERDCustomQueryComponent;
/**
* Custom query component that let's the user select from a set of shared eos.
*/
public class ERD2WPickFromEntities extends ERDCustomQueryComponent {
/**
* 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 ERD2WPickFromEntities(WOContext context) {
super(context);
}
// lets you pick from either an arbitrary list or a pool of shared EOs
public Object item;
// can't be stateless!
@Override
public boolean isStateless() { return false; }
@Override
public boolean synchronizesVariablesWithBindings() { return false; }
public NSArray list() { return (NSArray)valueForBinding("list"); }
public String displayString() {
String result=null;
if (item!=null) {
result=(String)ERDirectToWeb.d2wContextValueForKey("displayNameForEntity", (String)item, null);
}
return result;
}
}