com.google.gwt.emul.javaemul.internal.annotations.SpecializeMethod Maven / Gradle / Ivy
/*
* Copyright 2009 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 javaemul.internal.annotations;
import java.lang.annotation.ElementType;
import java.lang.annotation.Target;
/**
* An annotation to mark a given method as being specialized. If the specified
* parameters and return context match of a JMethodCall, then the call
* is retargeted at the specialized version.
*/
@Target(ElementType.METHOD)
@CompilerHint
public @interface SpecializeMethod {
/**
* Represents a type that matches any type, even void.
*/
interface ANY { }
/**
* List of parameter types, matched via assignability.
*/
Class[] params();
/**
* List of return types to match, or null if you don't care.
*/
Class returns() default ANY.class;
/**
* The name of the method to target. It must have a signature matching to the {@link #params()}.
*/
String target();
}