manifold.ext.rt.api.Extension Maven / Gradle / Ivy
/*
* Copyright (c) 2020 - Manifold Systems LLC
*
* 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 manifold.ext.rt.api;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
/**
* Use this annotation to indicate a class is a Manifold Extension class. Also
* if an extension method defined in an extension class is intended to be static
* in the extended class, it must be declared with this annotation, otherwise
* because there is no 'this' argument there is no place to designate a @This
* parameter.
*/
@Retention(RetentionPolicy.CLASS)
@Target({ElementType.TYPE, ElementType.METHOD})
public @interface Extension
{
}