package io.netty.util;

import io.netty.util.internal.PlatformDependent;
import io.netty.util.internal.StringUtil;
import io.netty.util.internal.logging.InternalLogger;
import io.netty.util.internal.logging.InternalLoggerFactory;
import java.util.Collections;
import java.util.HashSet;
import java.util.Queue;
import java.util.Set;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.Executors;
import java.util.concurrent.ThreadFactory;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicIntegerFieldUpdater;

/* JADX INFO: loaded from: classes.dex */
public class HashedWheelTimer implements Timer {
    public static final int WORKER_STATE_INIT = 0;
    public static final int WORKER_STATE_SHUTDOWN = 2;
    public static final int WORKER_STATE_STARTED = 1;
    private static final AtomicIntegerFieldUpdater<HashedWheelTimer> WORKER_STATE_UPDATER;
    private final Queue<HashedWheelTimeout> cancelledTimeouts;
    private final ResourceLeak leak;
    private final int mask;
    private volatile long startTime;
    private final CountDownLatch startTimeInitialized;
    private final long tickDuration;
    private final Queue<HashedWheelTimeout> timeouts;
    private final HashedWheelBucket[] wheel;
    private final Worker worker;
    private volatile int workerState;
    private final Thread workerThread;
    static final InternalLogger logger = InternalLoggerFactory.getInstance((Class<?>) HashedWheelTimer.class);
    private static final ResourceLeakDetector<HashedWheelTimer> leakDetector = ResourceLeakDetectorFactory.instance().newResourceLeakDetector(HashedWheelTimer.class, 1, ((long) Runtime.getRuntime().availableProcessors()) * 4);

    private static final class HashedWheelBucket {
        static final /* synthetic */ boolean $assertionsDisabled = false;
        private HashedWheelTimeout head;
        private HashedWheelTimeout tail;

        private HashedWheelBucket() {
        }

        private HashedWheelTimeout pollTimeout() {
            HashedWheelTimeout hashedWheelTimeout = this.head;
            if (hashedWheelTimeout == null) {
                return null;
            }
            HashedWheelTimeout hashedWheelTimeout2 = hashedWheelTimeout.next;
            if (hashedWheelTimeout2 == null) {
                this.head = null;
                this.tail = null;
            } else {
                this.head = hashedWheelTimeout2;
                hashedWheelTimeout2.prev = null;
            }
            hashedWheelTimeout.next = null;
            hashedWheelTimeout.prev = null;
            hashedWheelTimeout.bucket = null;
            return hashedWheelTimeout;
        }

        public void addTimeout(HashedWheelTimeout hashedWheelTimeout) {
            hashedWheelTimeout.bucket = this;
            if (this.head == null) {
                this.tail = hashedWheelTimeout;
                this.head = hashedWheelTimeout;
            } else {
                HashedWheelTimeout hashedWheelTimeout2 = this.tail;
                hashedWheelTimeout2.next = hashedWheelTimeout;
                hashedWheelTimeout.prev = hashedWheelTimeout2;
                this.tail = hashedWheelTimeout;
            }
        }

        public void clearTimeouts(Set<Timeout> set) {
            while (true) {
                HashedWheelTimeout hashedWheelTimeoutPollTimeout = pollTimeout();
                if (hashedWheelTimeoutPollTimeout == null) {
                    return;
                }
                if (!hashedWheelTimeoutPollTimeout.isExpired() && !hashedWheelTimeoutPollTimeout.isCancelled()) {
                    set.add(hashedWheelTimeoutPollTimeout);
                }
            }
        }

        /* JADX WARN: Removed duplicated region for block: B:17:0x004c  */
        /* JADX WARN: Removed duplicated region for block: B:23:0x004f A[SYNTHETIC] */
        /*
            Code decompiled incorrectly, please refer to instructions dump.
            To view partially-correct add '--show-bad-code' argument
        */
        public void expireTimeouts(long r9) {
            /*
                r8 = this;
                io.netty.util.HashedWheelTimer$HashedWheelTimeout r0 = r8.head
            L2:
                if (r0 == 0) goto L51
                long r1 = r0.remainingRounds
                r3 = 0
                r5 = 0
                r6 = 1
                int r7 = (r1 > r3 ? 1 : (r1 == r3 ? 0 : -1))
                if (r7 > 0) goto L39
                long r1 = io.netty.util.HashedWheelTimer.HashedWheelTimeout.access$800(r0)
                int r3 = (r1 > r9 ? 1 : (r1 == r9 ? 0 : -1))
                if (r3 > 0) goto L1a
                r0.expire()
                goto L3f
            L1a:
                java.lang.IllegalStateException r1 = new java.lang.IllegalStateException
                r2 = 2
                java.lang.Object[] r2 = new java.lang.Object[r2]
                long r3 = io.netty.util.HashedWheelTimer.HashedWheelTimeout.access$800(r0)
                java.lang.Long r0 = java.lang.Long.valueOf(r3)
                r2[r5] = r0
                java.lang.Long r9 = java.lang.Long.valueOf(r9)
                r2[r6] = r9
                java.lang.String r9 = "timeout.deadline (%d) > deadline (%d)"
                java.lang.String r9 = java.lang.String.format(r9, r2)
                r1.<init>(r9)
                throw r1
            L39:
                boolean r1 = r0.isCancelled()
                if (r1 == 0) goto L41
            L3f:
                r5 = 1
                goto L48
            L41:
                long r1 = r0.remainingRounds
                r3 = 1
                long r1 = r1 - r3
                r0.remainingRounds = r1
            L48:
                io.netty.util.HashedWheelTimer$HashedWheelTimeout r1 = r0.next
                if (r5 == 0) goto L4f
                r8.remove(r0)
            L4f:
                r0 = r1
                goto L2
            L51:
                return
            */
            throw new UnsupportedOperationException("Method not decompiled: io.netty.util.HashedWheelTimer.HashedWheelBucket.expireTimeouts(long):void");
        }

        public void remove(HashedWheelTimeout hashedWheelTimeout) {
            HashedWheelTimeout hashedWheelTimeout2 = hashedWheelTimeout.next;
            HashedWheelTimeout hashedWheelTimeout3 = hashedWheelTimeout.prev;
            if (hashedWheelTimeout3 != null) {
                hashedWheelTimeout3.next = hashedWheelTimeout2;
            }
            HashedWheelTimeout hashedWheelTimeout4 = hashedWheelTimeout.next;
            if (hashedWheelTimeout4 != null) {
                hashedWheelTimeout4.prev = hashedWheelTimeout.prev;
            }
            if (hashedWheelTimeout == this.head) {
                if (hashedWheelTimeout == this.tail) {
                    this.tail = null;
                    this.head = null;
                } else {
                    this.head = hashedWheelTimeout2;
                }
            } else if (hashedWheelTimeout == this.tail) {
                this.tail = hashedWheelTimeout.prev;
            }
            hashedWheelTimeout.prev = null;
            hashedWheelTimeout.next = null;
            hashedWheelTimeout.bucket = null;
        }
    }

    private static final class HashedWheelTimeout implements Timeout {
        private static final AtomicIntegerFieldUpdater<HashedWheelTimeout> STATE_UPDATER;
        private static final int ST_CANCELLED = 1;
        private static final int ST_EXPIRED = 2;
        private static final int ST_INIT = 0;
        HashedWheelBucket bucket;
        private final long deadline;
        HashedWheelTimeout next;
        HashedWheelTimeout prev;
        long remainingRounds;
        private volatile int state = 0;
        private final TimerTask task;
        private final HashedWheelTimer timer;

        static {
            AtomicIntegerFieldUpdater<HashedWheelTimeout> atomicIntegerFieldUpdaterNewAtomicIntegerFieldUpdater = PlatformDependent.newAtomicIntegerFieldUpdater(HashedWheelTimeout.class, "state");
            if (atomicIntegerFieldUpdaterNewAtomicIntegerFieldUpdater == null) {
                atomicIntegerFieldUpdaterNewAtomicIntegerFieldUpdater = AtomicIntegerFieldUpdater.newUpdater(HashedWheelTimeout.class, "state");
            }
            STATE_UPDATER = atomicIntegerFieldUpdaterNewAtomicIntegerFieldUpdater;
        }

        HashedWheelTimeout(HashedWheelTimer hashedWheelTimer, TimerTask timerTask, long j2) {
            this.timer = hashedWheelTimer;
            this.task = timerTask;
            this.deadline = j2;
        }

        @Override // io.netty.util.Timeout
        public boolean cancel() {
            if (!compareAndSetState(0, 1)) {
                return false;
            }
            this.timer.cancelledTimeouts.add(this);
            return true;
        }

        public boolean compareAndSetState(int i2, int i3) {
            return STATE_UPDATER.compareAndSet(this, i2, i3);
        }

        public void expire() {
            if (compareAndSetState(0, 2)) {
                try {
                    this.task.run(this);
                } catch (Throwable th) {
                    if (HashedWheelTimer.logger.isWarnEnabled()) {
                        HashedWheelTimer.logger.warn("An exception was thrown by " + TimerTask.class.getSimpleName() + '.', th);
                    }
                }
            }
        }

        @Override // io.netty.util.Timeout
        public boolean isCancelled() {
            return state() == 1;
        }

        @Override // io.netty.util.Timeout
        public boolean isExpired() {
            return state() == 2;
        }

        void remove() {
            HashedWheelBucket hashedWheelBucket = this.bucket;
            if (hashedWheelBucket != null) {
                hashedWheelBucket.remove(this);
            }
        }

        public int state() {
            return this.state;
        }

        @Override // io.netty.util.Timeout
        public TimerTask task() {
            return this.task;
        }

        @Override // io.netty.util.Timeout
        public Timer timer() {
            return this.timer;
        }

        public String toString() {
            long jNanoTime = (this.deadline - System.nanoTime()) + this.timer.startTime;
            StringBuilder sb = new StringBuilder(192);
            sb.append(StringUtil.simpleClassName(this));
            sb.append('(');
            sb.append("deadline: ");
            if (jNanoTime > 0) {
                sb.append(jNanoTime);
                sb.append(" ns later");
            } else if (jNanoTime < 0) {
                sb.append(-jNanoTime);
                sb.append(" ns ago");
            } else {
                sb.append("now");
            }
            if (isCancelled()) {
                sb.append(", cancelled");
            }
            sb.append(", task: ");
            sb.append(task());
            sb.append(')');
            return sb.toString();
        }
    }

    private final class Worker implements Runnable {
        private long tick;
        private final Set<Timeout> unprocessedTimeouts;

        private Worker() {
            this.unprocessedTimeouts = new HashSet();
        }

        private void processCancelledTasks() {
            while (true) {
                HashedWheelTimeout hashedWheelTimeout = (HashedWheelTimeout) HashedWheelTimer.this.cancelledTimeouts.poll();
                if (hashedWheelTimeout == null) {
                    return;
                }
                try {
                    hashedWheelTimeout.remove();
                } catch (Throwable th) {
                    if (HashedWheelTimer.logger.isWarnEnabled()) {
                        HashedWheelTimer.logger.warn("An exception was thrown while process a cancellation task", th);
                    }
                }
            }
        }

        private void transferTimeoutsToBuckets() {
            HashedWheelTimeout hashedWheelTimeout;
            for (int i2 = 0; i2 < 100000 && (hashedWheelTimeout = (HashedWheelTimeout) HashedWheelTimer.this.timeouts.poll()) != null; i2++) {
                if (hashedWheelTimeout.state() != 1) {
                    long j2 = hashedWheelTimeout.deadline / HashedWheelTimer.this.tickDuration;
                    hashedWheelTimeout.remainingRounds = (j2 - this.tick) / ((long) HashedWheelTimer.this.wheel.length);
                    HashedWheelTimer.this.wheel[(int) (Math.max(j2, this.tick) & ((long) HashedWheelTimer.this.mask))].addTimeout(hashedWheelTimeout);
                }
            }
        }

        private long waitForNextTick() {
            long j2 = HashedWheelTimer.this.tickDuration * (this.tick + 1);
            while (true) {
                long jNanoTime = System.nanoTime() - HashedWheelTimer.this.startTime;
                long j3 = ((j2 - jNanoTime) + 999999) / 1000000;
                if (j3 <= 0) {
                    if (jNanoTime == Long.MIN_VALUE) {
                        return -9223372036854775807L;
                    }
                    return jNanoTime;
                }
                if (PlatformDependent.isWindows()) {
                    j3 = (j3 / 10) * 10;
                }
                try {
                    Thread.sleep(j3);
                } catch (InterruptedException unused) {
                    if (HashedWheelTimer.WORKER_STATE_UPDATER.get(HashedWheelTimer.this) == 2) {
                        return Long.MIN_VALUE;
                    }
                }
            }
        }

        @Override // java.lang.Runnable
        public void run() {
            HashedWheelTimer.this.startTime = System.nanoTime();
            if (HashedWheelTimer.this.startTime == 0) {
                HashedWheelTimer.this.startTime = 1L;
            }
            HashedWheelTimer.this.startTimeInitialized.countDown();
            do {
                long jWaitForNextTick = waitForNextTick();
                if (jWaitForNextTick > 0) {
                    int i2 = (int) (this.tick & ((long) HashedWheelTimer.this.mask));
                    processCancelledTasks();
                    HashedWheelBucket hashedWheelBucket = HashedWheelTimer.this.wheel[i2];
                    transferTimeoutsToBuckets();
                    hashedWheelBucket.expireTimeouts(jWaitForNextTick);
                    this.tick++;
                }
            } while (HashedWheelTimer.WORKER_STATE_UPDATER.get(HashedWheelTimer.this) == 1);
            for (HashedWheelBucket hashedWheelBucket2 : HashedWheelTimer.this.wheel) {
                hashedWheelBucket2.clearTimeouts(this.unprocessedTimeouts);
            }
            while (true) {
                HashedWheelTimeout hashedWheelTimeout = (HashedWheelTimeout) HashedWheelTimer.this.timeouts.poll();
                if (hashedWheelTimeout == null) {
                    processCancelledTasks();
                    return;
                } else if (!hashedWheelTimeout.isCancelled()) {
                    this.unprocessedTimeouts.add(hashedWheelTimeout);
                }
            }
        }

        public Set<Timeout> unprocessedTimeouts() {
            return Collections.unmodifiableSet(this.unprocessedTimeouts);
        }
    }

    static {
        AtomicIntegerFieldUpdater<HashedWheelTimer> atomicIntegerFieldUpdaterNewAtomicIntegerFieldUpdater = PlatformDependent.newAtomicIntegerFieldUpdater(HashedWheelTimer.class, "workerState");
        if (atomicIntegerFieldUpdaterNewAtomicIntegerFieldUpdater == null) {
            atomicIntegerFieldUpdaterNewAtomicIntegerFieldUpdater = AtomicIntegerFieldUpdater.newUpdater(HashedWheelTimer.class, "workerState");
        }
        WORKER_STATE_UPDATER = atomicIntegerFieldUpdaterNewAtomicIntegerFieldUpdater;
    }

    public HashedWheelTimer() {
        this(Executors.defaultThreadFactory());
    }

    private static HashedWheelBucket[] createWheel(int i2) {
        if (i2 <= 0) {
            throw new IllegalArgumentException("ticksPerWheel must be greater than 0: " + i2);
        }
        if (i2 > 1073741824) {
            throw new IllegalArgumentException("ticksPerWheel may not be greater than 2^30: " + i2);
        }
        int iNormalizeTicksPerWheel = normalizeTicksPerWheel(i2);
        HashedWheelBucket[] hashedWheelBucketArr = new HashedWheelBucket[iNormalizeTicksPerWheel];
        for (int i3 = 0; i3 < iNormalizeTicksPerWheel; i3++) {
            hashedWheelBucketArr[i3] = new HashedWheelBucket();
        }
        return hashedWheelBucketArr;
    }

    private static int normalizeTicksPerWheel(int i2) {
        int i3 = 1;
        while (i3 < i2) {
            i3 <<= 1;
        }
        return i3;
    }

    @Override // io.netty.util.Timer
    public Timeout newTimeout(TimerTask timerTask, long j2, TimeUnit timeUnit) {
        if (timerTask == null) {
            throw new NullPointerException("task");
        }
        if (timeUnit == null) {
            throw new NullPointerException("unit");
        }
        start();
        HashedWheelTimeout hashedWheelTimeout = new HashedWheelTimeout(this, timerTask, (System.nanoTime() + timeUnit.toNanos(j2)) - this.startTime);
        this.timeouts.add(hashedWheelTimeout);
        return hashedWheelTimeout;
    }

    public void start() {
        int i2 = WORKER_STATE_UPDATER.get(this);
        if (i2 != 0) {
            if (i2 != 1) {
                if (i2 == 2) {
                    throw new IllegalStateException("cannot be started once stopped");
                }
                throw new Error("Invalid WorkerState");
            }
        } else if (WORKER_STATE_UPDATER.compareAndSet(this, 0, 1)) {
            this.workerThread.start();
        }
        while (this.startTime == 0) {
            try {
                this.startTimeInitialized.await();
            } catch (InterruptedException unused) {
            }
        }
    }

    @Override // io.netty.util.Timer
    public Set<Timeout> stop() {
        if (Thread.currentThread() == this.workerThread) {
            throw new IllegalStateException(HashedWheelTimer.class.getSimpleName() + ".stop() cannot be called from " + TimerTask.class.getSimpleName());
        }
        if (!WORKER_STATE_UPDATER.compareAndSet(this, 1, 2)) {
            WORKER_STATE_UPDATER.set(this, 2);
            ResourceLeak resourceLeak = this.leak;
            if (resourceLeak != null) {
                resourceLeak.close();
            }
            return Collections.emptySet();
        }
        boolean z = false;
        while (this.workerThread.isAlive()) {
            this.workerThread.interrupt();
            try {
                this.workerThread.join(100L);
            } catch (InterruptedException unused) {
                z = true;
            }
        }
        if (z) {
            Thread.currentThread().interrupt();
        }
        ResourceLeak resourceLeak2 = this.leak;
        if (resourceLeak2 != null) {
            resourceLeak2.close();
        }
        return this.worker.unprocessedTimeouts();
    }

    public HashedWheelTimer(long j2, TimeUnit timeUnit) {
        this(Executors.defaultThreadFactory(), j2, timeUnit);
    }

    public HashedWheelTimer(long j2, TimeUnit timeUnit, int i2) {
        this(Executors.defaultThreadFactory(), j2, timeUnit, i2);
    }

    public HashedWheelTimer(ThreadFactory threadFactory) {
        this(threadFactory, 100L, TimeUnit.MILLISECONDS);
    }

    public HashedWheelTimer(ThreadFactory threadFactory, long j2, TimeUnit timeUnit) {
        this(threadFactory, j2, timeUnit, 512);
    }

    public HashedWheelTimer(ThreadFactory threadFactory, long j2, TimeUnit timeUnit, int i2) {
        this(threadFactory, j2, timeUnit, i2, true);
    }

    /* JADX WARN: Multi-variable type inference failed */
    public HashedWheelTimer(ThreadFactory threadFactory, long j2, TimeUnit timeUnit, int i2, boolean z) {
        this.worker = new Worker();
        this.workerState = 0;
        this.startTimeInitialized = new CountDownLatch(1);
        this.timeouts = PlatformDependent.newMpscQueue();
        this.cancelledTimeouts = PlatformDependent.newMpscQueue();
        if (threadFactory == null) {
            throw new NullPointerException("threadFactory");
        }
        if (timeUnit == null) {
            throw new NullPointerException("unit");
        }
        if (j2 <= 0) {
            throw new IllegalArgumentException("tickDuration must be greater than 0: " + j2);
        }
        if (i2 > 0) {
            HashedWheelBucket[] hashedWheelBucketArrCreateWheel = createWheel(i2);
            this.wheel = hashedWheelBucketArrCreateWheel;
            this.mask = hashedWheelBucketArrCreateWheel.length - 1;
            long nanos = timeUnit.toNanos(j2);
            this.tickDuration = nanos;
            if (nanos < Long.MAX_VALUE / ((long) this.wheel.length)) {
                Thread threadNewThread = threadFactory.newThread(this.worker);
                this.workerThread = threadNewThread;
                this.leak = (z || !threadNewThread.isDaemon()) ? leakDetector.open(this) : null;
                return;
            }
            throw new IllegalArgumentException(String.format("tickDuration: %d (expected: 0 < tickDuration in nanos < %d", Long.valueOf(j2), Long.valueOf(Long.MAX_VALUE / ((long) this.wheel.length))));
        }
        throw new IllegalArgumentException("ticksPerWheel must be greater than 0: " + i2);
    }
}