• Home
• org.nakedobjects
• metamodel
• 4.0-beta-1
• source code
• PropertyValidateFacetAbstract.java

×

Project download

Many resources are needed to download a project. Please understand that we have to compensate our server costs. Thank you in advance.
Project price only 1 $

You can buy this project and download/modify it how often you want.

org.nakedobjects.metamodel.facets.properties.validate.PropertyValidateFacetAbstract Maven / Gradle / Ivy

package org.nakedobjects.metamodel.facets.properties.validate;

import org.nakedobjects.applib.events.ValidityEvent;
import org.nakedobjects.metamodel.facets.Facet;
import org.nakedobjects.metamodel.facets.FacetAbstract;
import org.nakedobjects.metamodel.facets.FacetHolder;
import org.nakedobjects.metamodel.interactions.PropertyModifyContext;
import org.nakedobjects.metamodel.interactions.ValidityContext;


public abstract class PropertyValidateFacetAbstract extends FacetAbstract implements PropertyValidateFacet {

    public static Class type() {
        return PropertyValidateFacet.class;
    }

    public PropertyValidateFacetAbstract(final FacetHolder holder) {
        super(type(), holder, false);
    }

    public String invalidates(final ValidityContext context) {
        if (!(context instanceof PropertyModifyContext)) {
            return null;
        }
        final PropertyModifyContext propertyModifyContext = (PropertyModifyContext) context;
        return invalidReason(propertyModifyContext.getTarget(), propertyModifyContext.getProposed());
    }
}

// Copyright (c) Naked Objects Group Ltd.