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/**
*
* Copyright 2005 The Apache Software Foundation or its licensors, as applicable.
*
* 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.osoa.sca.annotations;
import static java.lang.annotation.ElementType.FIELD;
import static java.lang.annotation.ElementType.METHOD;
import static java.lang.annotation.ElementType.TYPE;
import java.lang.annotation.Retention;
import static java.lang.annotation.RetentionPolicy.RUNTIME;
import java.lang.annotation.Target;
/**
* When placed on a service interface, this annotation specifies the interface
* to be used for callbacks.
* <p/>
* When placed on a method or field, this annotation denotes the injection
* site to be used for a callback reference.
*
* @version $Rev$ $Date$
*/
@Target({TYPE, METHOD, FIELD})
@Retention(RUNTIME)
public @interface Callback {
/**
* The Class of the callback interface.
*/
Class<?> value() default Void.class;
}
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