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/*
* Copyright (C) 2010 Google, Inc.
*
* 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 com.google.inject.persist.finder;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
import java.util.Collection;
/**
* Marks a method stub as a dynamic finder. The method is intercepted and replaced with the
* specified JPAQL query. Provides result auto-boxing and automatic parameter binding.
*
* @author Dhanji R. Prasanna (dhanji@gmail.com)
*/
@Target(ElementType.METHOD)
@Retention(RetentionPolicy.RUNTIME)
public @interface Finder {
/**
* Returns the configured named query's name. Specify a named query's name here. This name is
* typically specified in your JPA configuration.
*/
String namedQuery() default "";
/** Returns the configured query string. Directly specify a JPAQL query here. */
String query() default "";
/**
* Returns the configured autoboxing collection class. Use this clause to specify a collection
* impl to autobox result lists into. The impl must have a default no-arg constructor and be a
* subclass of {@code java.util.Collection}.
*/
Class<? extends Collection> returnAs() default Collection.class;
}