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. 014 015 package org.apache.tapestry5.beaneditor; 016 017 import static org.apache.tapestry5.ioc.annotations.AnnotationUseContext.BEAN; 018 import static org.apache.tapestry5.ioc.annotations.AnnotationUseContext.COMPONENT; 019 import static org.apache.tapestry5.ioc.annotations.AnnotationUseContext.MIXIN; 020 import static org.apache.tapestry5.ioc.annotations.AnnotationUseContext.PAGE; 021 022 import java.lang.annotation.Documented; 023 import java.lang.annotation.ElementType; 024 import java.lang.annotation.Retention; 025 import java.lang.annotation.RetentionPolicy; 026 import java.lang.annotation.Target; 027 028 import 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}) 040 public @interface Sortable 041 { 042 boolean value(); 043 }