001    // Copyright 2005 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.tapestry.annotations;
016    
017    import java.lang.annotation.Documented;
018    import java.lang.annotation.ElementType;
019    import java.lang.annotation.Retention;
020    import java.lang.annotation.RetentionPolicy;
021    import java.lang.annotation.Target;
022    
023    /**
024     * Annotation used to inject an Application State Object as a read/write property of the component.
025     * 
026     * @author Howard M. Lewis Ship
027     * @since 4.0
028     */
029    
030    @Target(
031    { ElementType.METHOD })
032    @Retention(RetentionPolicy.RUNTIME)
033    @Documented
034    public @interface InjectState {
035    
036        /**
037         * The id of the Application State Object to inject. If no such value is defined, it is derived from the method name.
038         */
039    
040        String value() default "";
041    }