javax.cache.annotation.CacheInvocationContext Maven / Gradle / Ivy
/**
* Copyright 2011-2016 Terracotta, Inc.
* Copyright 2011-2016 Oracle America Incorporated
*
* 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 javax.cache.annotation;
import java.lang.annotation.Annotation;
/**
* Runtime information about an intercepted method invocation for a method
* annotated with {@link CacheResult}, {@link CachePut}, {@link CacheRemove},
* or {@link CacheRemoveAll}
*
* Used with {@link CacheResolver#resolveCache(CacheInvocationContext)} to
* determine the {@link javax.cache.Cache} to use at runtime for the method
* invocation.
*
* @param The type of annotation this context information is for. One of
* {@link CacheResult}, {@link CachePut}, {@link CacheRemove}, or {@link
* CacheRemoveAll}.
* @author Eric Dalquist
* @see CacheResolver
*/
public interface CacheInvocationContext
extends CacheMethodDetails {
/**
* @return The object the intercepted method was invoked on.
*/
Object getTarget();
/**
* Returns a clone of the array of all method parameters.
*
* @return An array of all parameters for the annotated method
*/
CacheInvocationParameter[] getAllParameters();
/**
* Return an object of the specified type to allow access to the
* provider-specific API. If the provider's
* implementation does not support the specified class, the {@link
* IllegalArgumentException} is thrown.
*
* @param The type of the expected underlying {@link javax.cache.Cache} implementation.
* @param cls the class of the object to be returned. This is normally either the
* underlying implementation class or an interface that it implements.
* @return an instance of the specified class
* @throws IllegalArgumentException if the provider doesn't support the specified
* class.
*/
T unwrap(java.lang.Class cls);
}