/*
* Copyright (C) 2011 Red Hat, Inc. and/or its affiliates.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jboss.errai.ui.shared.api.annotations;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
import org.jboss.errai.databinding.client.api.Bindable;
import org.jboss.errai.databinding.client.api.DataBinder;
/**
* <p>
* Annotation for declaring methods as
* {@link org.jboss.errai.databinding.client.api.handler.property.PropertyChangeHandler PropertyChangeHandlers}.
*
* <p>
* When a proxy for a {@link Bindable} type is created, methods with this annotation will be registered as property
* change handlers, as if registered with
* {@link DataBinder#addPropertyChangeHandler(String, org.jboss.errai.databinding.client.api.handler.property.PropertyChangeHandler)}.
*
* @author Max Barkley <mbarkley@redhat.com>
*/
@Retention(RetentionPolicy.RUNTIME)
@Target({ElementType.METHOD})
public @interface PropertyChangeHandler {
/**
* The name of the property for which this method is a handler. Handles changes to all properties if this value is
* empty.
*/
String value() default "";
}