/*
* Copyright 2015-2016 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.springframework.cloud.stream.aggregate;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
import org.springframework.messaging.MessageChannel;
/**
* Wraps the {@link SharedBindingTargetRegistry} for access to {@link MessageChannel}
* instances. This class is provided as a convenience for users of
* {@link SharedChannelRegistry} in previous versions and will be removed in the future.
*
* @author Marius Bogoevici
* @deprecated in favour of {@link SharedBindingTargetRegistry}
*/
@Deprecated
public class SharedChannelRegistry {
private final SharedBindingTargetRegistry sharedBindingTargetRegistry;
public SharedChannelRegistry(SharedBindingTargetRegistry sharedBindingTargetRegistry) {
this.sharedBindingTargetRegistry = sharedBindingTargetRegistry;
}
public MessageChannel get(String id) {
return this.sharedBindingTargetRegistry.get(id, MessageChannel.class);
}
public void register(String id, MessageChannel bindingTarget) {
this.sharedBindingTargetRegistry.register(id, bindingTarget);
}
public Map<String, MessageChannel> getAll() {
Map<String, Object> sharedBindingTargets = this.sharedBindingTargetRegistry.getAll();
Map<String, MessageChannel> sharedMessageChannels = new HashMap<>();
for (Map.Entry<String, Object> sharedBindingTargetEntry : sharedBindingTargets.entrySet()) {
if (MessageChannel.class.isAssignableFrom(sharedBindingTargetEntry.getValue().getClass())) {
sharedMessageChannels.put(sharedBindingTargetEntry.getKey(),
(MessageChannel) sharedBindingTargetEntry.getValue());
}
}
return Collections.unmodifiableMap(sharedMessageChannels);
}
}