/*
* Copyright 2012 Jason Miller
*
* 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 jj.configuration;
import java.lang.annotation.Documented;
import java.lang.annotation.ElementType;
import java.lang.annotation.Target;
import javax.inject.Provider;
/**
* <p>
* Designates an implementation of {@link Provider} that will
* provide a default value for a complicated configuration property.
*
* <p>
* Unfortunately the type system won't let me specify the types, so it's
* a runtime check, but it goes without saying that the implementation
* should provide the return type of the method. But I said it anyway.
*
* @author jason
*
*/
@Target(ElementType.METHOD)
@Documented
public @interface DefaultProvider {
Class<? extends Provider<?>> value();
}