/**
* Copyright (C) 2016 Red Hat, Inc. and/or its affiliates.
*
* 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 org.jboss.errai.ioc.client.api;
import static java.lang.annotation.ElementType.FIELD;
import static java.lang.annotation.ElementType.METHOD;
import static java.lang.annotation.ElementType.TYPE;
import static java.lang.annotation.RetentionPolicy.RUNTIME;
import java.lang.annotation.Documented;
import java.lang.annotation.Inherited;
import java.lang.annotation.Retention;
import java.lang.annotation.Target;
import javax.enterprise.context.ApplicationScoped;
import javax.enterprise.context.NormalScope;
import jsinterop.annotations.JsType;
/**
* Within a single compiled GWT script this scope is synonymous with
* {@link ApplicationScoped}.
*
* When multiple separately compiled GWT scripts are loaded on a page, this
* scope indicates that there should be exactly one instance of this bean used
* to satisfy {@link Shared} injection points in all of the scripts, for all
* injection sites using {@link JsType}s.
*
* If both scripts are compiled with the same {@link SharedSingleton} type, the
* instance in the script executing first will be used.
*
* @author Max Barkley <mbarkley@redhat.com>
* @author Christian Sadilek <csadilek@redhat.com>
*/
@Documented
@Retention(RUNTIME)
@Target({ TYPE, METHOD, FIELD })
@NormalScope
@Inherited
public @interface SharedSingleton {
}