    001// Copyright 2014 The Apache Software Foundation
    002//
    003// Licensed under the Apache License, Version 2.0 (the "License");
    004// you may not use this file except in compliance with the License.
    005// You may obtain a copy of the License at
    006//
    007//     http://www.apache.org/licenses/LICENSE-2.0
    008//
    009// Unless required by applicable law or agreed to in writing, software
    010// distributed under the License is distributed on an "AS IS" BASIS,
    011// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    012// See the License for the specific language governing permissions and
    013// limitations under the License.
    014
    015package org.apache.tapestry5.beaneditor;
    016
    017import static org.apache.tapestry5.ioc.annotations.AnnotationUseContext.BEAN;
    018import static org.apache.tapestry5.ioc.annotations.AnnotationUseContext.COMPONENT;
    019import static org.apache.tapestry5.ioc.annotations.AnnotationUseContext.MIXIN;
    020import static org.apache.tapestry5.ioc.annotations.AnnotationUseContext.PAGE;
    021
    022import java.lang.annotation.Documented;
    023import java.lang.annotation.ElementType;
    024import java.lang.annotation.Retention;
    025import java.lang.annotation.RetentionPolicy;
    026import java.lang.annotation.Target;
    027
    028import org.apache.tapestry5.ioc.annotations.UseWith;
    029
    030/**
    031 * Used to explicitly define whether a property should be considerable sortable or not.
    032 * If this annotation isn't used, then the property will be considered sortable only if
    033 * its type implements {@link Comparable}.
    034 * This annotation may be attached to a getter or setter method, or the matching field.
    035 */
    036@Target({ ElementType.FIELD, ElementType.METHOD })
    037@Retention(RetentionPolicy.RUNTIME)
    038@Documented
    039@UseWith({BEAN,COMPONENT,MIXIN,PAGE})
    040public @interface Sortable
    041{
    042    boolean value();
    043}