import static java.lang.Thread.currentThread;

import com.google.common.annotations.GwtCompatible;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;
import org.jspecify.annotations.Nullable;

/** Methods factored out so that they can be emulated differently in GWT. */
@GwtCompatible
final class Platform {

import static java.lang.Thread.currentThread;

import com.google.common.annotations.GwtCompatible;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;
import org.jspecify.annotations.Nullable;

/** Methods factored out so that they can be emulated differently in GWT. */
@GwtCompatible
final class Platform {

import static com.google.common.util.concurrent.Service.State.STOPPING;
import static com.google.common.util.concurrent.Service.State.TERMINATED;
import static java.util.Collections.sort;
import static java.util.concurrent.TimeUnit.MILLISECONDS;

import com.google.common.annotations.GwtIncompatible;
import com.google.common.annotations.J2ktIncompatible;
import com.google.common.base.MoreObjects;
import com.google.common.base.Stopwatch;

import static com.google.common.util.concurrent.Service.State.STOPPING;
import static com.google.common.util.concurrent.Service.State.TERMINATED;
import static java.util.Collections.sort;
import static java.util.concurrent.TimeUnit.MILLISECONDS;

import com.google.common.annotations.GwtIncompatible;
import com.google.common.annotations.J2ktIncompatible;
import com.google.common.base.MoreObjects;
import com.google.common.base.Stopwatch;

import assertk.assertions.isIn
import assertk.assertions.isLessThan
import assertk.assertions.isNull
import assertk.assertions.isTrue
import java.lang.Thread.sleep
import java.util.concurrent.TimeUnit
import kotlin.concurrent.thread
import kotlin.test.assertFailsWith
import kotlin.time.Duration
import kotlin.time.Duration.Companion.milliseconds
import kotlin.time.measureTime
import mockwebserver3.MockResponse

import java.io.IOException
import java.net.Inet4Address
import java.net.Inet6Address
import java.net.InetAddress
import java.net.Socket
import java.util.concurrent.CountDownLatch
import java.util.concurrent.TimeUnit
import javax.net.SocketFactory
import kotlin.test.assertFailsWith
import mockwebserver3.MockResponse
import mockwebserver3.MockWebServer
import mockwebserver3.SocketEffect.CloseStream
import okhttp3.CallEvent.ConnectEnd

import java.io.File;
import java.nio.charset.Charset;
import java.util.ArrayList;
import java.util.List;
import java.util.Timer;
import java.util.TimerTask;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicBoolean;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.core.concurrent.CommonPoolUtil;

import static java.util.concurrent.Executors.callable;
import static java.util.concurrent.Executors.newFixedThreadPool;
import static java.util.concurrent.TimeUnit.MILLISECONDS;
import static java.util.concurrent.TimeUnit.NANOSECONDS;
import static java.util.concurrent.TimeUnit.SECONDS;
import static org.junit.Assert.assertThrows;

import com.google.common.annotations.GwtIncompatible;
import com.google.common.annotations.J2ktIncompatible;

import java.net.Proxy
import java.net.ProxySelector
import java.net.Socket
import java.time.Duration
import java.util.Random
import java.util.concurrent.ExecutorService
import java.util.concurrent.TimeUnit
import java.util.concurrent.TimeUnit.MILLISECONDS
import javax.net.SocketFactory
import javax.net.ssl.HostnameVerifier
import javax.net.ssl.SSLSocketFactory
import javax.net.ssl.X509TrustManager
import kotlin.time.Duration as KotlinDuration

    
    private void schedulePeriodicTasks() {
        // Heartbeat monitoring
        scheduler.scheduleAtFixedRate(this::checkHeartbeats, 30, 30, TimeUnit.SECONDS);
        
        // Registration monitoring
        scheduler.scheduleAtFixedRate(this::monitorRegistrations, 10, 10, TimeUnit.SECONDS);
    }
    
    public CompletableFuture<WitnessRegistration> registerForNotifications(
            String shareName,