extensions/assistedinject/src/com/google/inject/assistedinject/Assisted.java

/**
 * Copyright (C) 2007 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.assistedinject;

import static java.lang.annotation.ElementType.PARAMETER;
import java.lang.annotation.Retention;
import static java.lang.annotation.RetentionPolicy.RUNTIME;
import java.lang.annotation.Target;

/**
 * The {@code @Assisted} annotation should be used on paramters within
 * a constructor annotated with {@code @AssistedInject}.  The annotation
 * indicates that the parameter will be supplied through a factory 
 * method (the parameter will not be injected by Guice).
 * 
 * @author jmourits@google.com (Jerome Mourits)
 * @author jessewilson@google.com (Jesse Wilson)
 */
@Target({PARAMETER})
@Retention(RUNTIME)
public @interface Assisted {}