org.springframework.integration.graph.PollableChannelNode Maven / Gradle / Ivy
/*
* Copyright 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
*
* https://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.integration.graph;
import java.util.function.Supplier;
import org.springframework.lang.Nullable;
import org.springframework.messaging.MessageChannel;
/**
* Represents a pollable channel.
*
* @author Gary Russell
* @author Artem Bilan
*
* @since 5.2
*
*/
public class PollableChannelNode extends MessageChannelNode implements ReceiveCountersAware {
private Supplier receiveCounters;
public PollableChannelNode(int nodeId, String name, MessageChannel channel) {
super(nodeId, name, channel);
}
@Nullable
public ReceiveCounters getReceiveCounters() {
return this.receiveCounters != null ? this.receiveCounters.get() : null;
}
@Override
public void receiveCounters(Supplier counters) {
this.receiveCounters = counters;
}
}