| /* |
| * Copyright 2008 Google 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 com.google.auto.service; |
| |
| import static java.lang.annotation.ElementType.TYPE; |
| import static java.lang.annotation.RetentionPolicy.CLASS; |
| |
| import java.lang.annotation.Documented; |
| import java.lang.annotation.Retention; |
| import java.lang.annotation.Target; |
| |
| /** |
| * An annotation for service providers as described in {@link java.util.ServiceLoader}. The |
| * annotation processor generates the configuration files that allow the annotated class to be |
| * loaded with {@link java.util.ServiceLoader#load(Class)}. |
| * |
| * <p>The annotated class must conform to the service provider specification. Specifically, it must: |
| * |
| * <ul> |
| * <li>be a non-inner, non-anonymous, concrete class |
| * <li>have a publicly accessible no-arg constructor |
| * <li>implement the interface type returned by {@code value()} |
| * </ul> |
| */ |
| @Documented |
| @Retention(CLASS) |
| @Target(TYPE) |
| public @interface AutoService { |
| /** Returns the interfaces implemented by this service provider. */ |
| Class<?>[] value(); |
| } |