de.otto.synapse.channel.InMemoryChannels Maven / Gradle / Ivy

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package de.otto.synapse.channel;

import de.otto.synapse.endpoint.MessageInterceptorRegistry;
import org.springframework.context.ApplicationEventPublisher;

import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentMap;

public class InMemoryChannels {

    private final ConcurrentMap channels = new ConcurrentHashMap<>();
    private final MessageInterceptorRegistry interceptorRegistry;
    private final ApplicationEventPublisher eventPublisher;

    public InMemoryChannels(final MessageInterceptorRegistry interceptorRegistry,
                            final ApplicationEventPublisher eventPublisher) {
        this.interceptorRegistry = interceptorRegistry;
        this.eventPublisher = eventPublisher;
    }

    public InMemoryChannel getChannel(final String channelName) {
        channels.putIfAbsent(channelName, new InMemoryChannel(channelName, interceptorRegistry, eventPublisher));
        return channels.get(channelName);
    }

}