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Advanced and thread-safe Java Redis client for synchronous, asynchronous, and reactive usage. Supports Cluster, Sentinel, Pipelining, Auto-Reconnect, Codecs and much more.

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package io.lettuce.core.resource;

import java.net.SocketAddress;
import java.util.concurrent.ThreadFactory;

import io.netty.channel.Channel;
import io.netty.channel.EventLoopGroup;
import io.netty.channel.socket.DatagramChannel;
import io.netty.util.concurrent.EventExecutorGroup;

/**
 * Wrapper for {@link EventLoopResources} that applies a {@link Runnable verification} before calling the delegate method.
 *
 * @author Mark Paluch
 */
class EventLoopResourcesWrapper implements EventLoopResources {

    private final EventLoopResources delegate;

    private final Runnable verifier;

    EventLoopResourcesWrapper(EventLoopResources delegate, Runnable verifier) {
        this.delegate = delegate;
        this.verifier = verifier;
    }

    @Override
    public boolean matches(Class type) {
        verifier.run();
        return delegate.matches(type);
    }

    @Override
    public Class eventLoopGroupClass() {
        verifier.run();
        return delegate.eventLoopGroupClass();
    }

    @Override
    public EventLoopGroup newEventLoopGroup(int nThreads, ThreadFactory threadFactory) {
        verifier.run();
        return delegate.newEventLoopGroup(nThreads, threadFactory);
    }

    @Override
    public Class socketChannelClass() {
        verifier.run();
        return delegate.socketChannelClass();
    }

    @Override
    public Class domainSocketChannelClass() {
        verifier.run();
        return delegate.domainSocketChannelClass();
    }

    @Override
    public Class datagramChannelClass() {
        verifier.run();
        return delegate.datagramChannelClass();
    }

    @Override
    public SocketAddress newSocketAddress(String socketPath) {
        verifier.run();
        return delegate.newSocketAddress(socketPath);
    }

}