org.cometd.annotation.Subscription Maven / Gradle / Ivy
/*
* Copyright (c) 2008-2019 the original author or authors.
*
* 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.cometd.annotation;
import java.lang.annotation.Documented;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
import org.cometd.bayeux.client.ClientSessionChannel;
/**
* For server-side services, identifies callback methods that are invoked
* when a message is processed on local-side.
* For client-side services, identifies callback methods that are invoked
* with the same semantic of {@link ClientSessionChannel#subscribe(ClientSessionChannel.MessageListener)}.
*
* @see Listener
*/
@Target(ElementType.METHOD)
@Retention(RetentionPolicy.RUNTIME)
@Documented
public @interface Subscription {
/**
* @return the list of channels to which the callback method subscribes to
*/
String[] value();
}