.class public Lkotlinx/coroutines/a/j;
.super Ljava/lang/Object;
.source "LockFreeMPMCQueue.kt"


# annotations
.annotation system Ldalvik/annotation/Signature;
    value = {
        "<T:",
        "Lkotlinx/coroutines/a/k<",
        "TT;>;>",
        "Ljava/lang/Object;"
    }
.end annotation


# static fields
.field private static final bTb:Ljava/util/concurrent/atomic/AtomicReferenceFieldUpdater;

.field private static final bTc:Ljava/util/concurrent/atomic/AtomicReferenceFieldUpdater;


# instance fields
.field protected volatile head:Ljava/lang/Object;

.field protected volatile tail:Ljava/lang/Object;


# direct methods
.method static constructor <clinit>()V
    .locals 3

    const-class v0, Lkotlinx/coroutines/a/j;

    const-class v1, Ljava/lang/Object;

    const-string v2, "head"

    invoke-static {v0, v1, v2}, Ljava/util/concurrent/atomic/AtomicReferenceFieldUpdater;->newUpdater(Ljava/lang/Class;Ljava/lang/Class;Ljava/lang/String;)Ljava/util/concurrent/atomic/AtomicReferenceFieldUpdater;

    move-result-object v0

    sput-object v0, Lkotlinx/coroutines/a/j;->bTb:Ljava/util/concurrent/atomic/AtomicReferenceFieldUpdater;

    const-class v0, Lkotlinx/coroutines/a/j;

    const-class v1, Ljava/lang/Object;

    const-string v2, "tail"

    invoke-static {v0, v1, v2}, Ljava/util/concurrent/atomic/AtomicReferenceFieldUpdater;->newUpdater(Ljava/lang/Class;Ljava/lang/Class;Ljava/lang/String;)Ljava/util/concurrent/atomic/AtomicReferenceFieldUpdater;

    move-result-object v0

    sput-object v0, Lkotlinx/coroutines/a/j;->bTc:Ljava/util/concurrent/atomic/AtomicReferenceFieldUpdater;

    return-void
.end method

.method public constructor <init>()V
    .locals 1

    invoke-direct {p0}, Ljava/lang/Object;-><init>()V

    new-instance v0, Lkotlinx/coroutines/a/k;

    invoke-direct {v0}, Lkotlinx/coroutines/a/k;-><init>()V

    iput-object v0, p0, Lkotlinx/coroutines/a/j;->head:Ljava/lang/Object;

    iget-object v0, p0, Lkotlinx/coroutines/a/j;->head:Ljava/lang/Object;

    iput-object v0, p0, Lkotlinx/coroutines/a/j;->tail:Ljava/lang/Object;

    return-void
.end method


# virtual methods
.method public final a(Lkotlinx/coroutines/a/k;Lkotlinx/coroutines/a/k;)Z
    .locals 1
    .annotation system Ldalvik/annotation/Signature;
        value = {
            "(TT;TT;)Z"
        }
    .end annotation

    const-string v0, "curHead"

    invoke-static {p1, v0}, Lkotlin/jvm/internal/j;->h(Ljava/lang/Object;Ljava/lang/String;)V

    const-string v0, "update"

    invoke-static {p2, v0}, Lkotlin/jvm/internal/j;->h(Ljava/lang/Object;Ljava/lang/String;)V

    sget-object v0, Lkotlinx/coroutines/a/j;->bTb:Ljava/util/concurrent/atomic/AtomicReferenceFieldUpdater;

    invoke-virtual {v0, p0, p1, p2}, Ljava/util/concurrent/atomic/AtomicReferenceFieldUpdater;->compareAndSet(Ljava/lang/Object;Ljava/lang/Object;Ljava/lang/Object;)Z

    move-result p1

    return p1
.end method

.method public final b(Lkotlinx/coroutines/a/k;Lkotlinx/coroutines/a/k;)Z
    .locals 1
    .annotation system Ldalvik/annotation/Signature;
        value = {
            "(TT;TT;)Z"
        }
    .end annotation

    const-string v0, "curTail"

    invoke-static {p1, v0}, Lkotlin/jvm/internal/j;->h(Ljava/lang/Object;Ljava/lang/String;)V

    const-string v0, "update"

    invoke-static {p2, v0}, Lkotlin/jvm/internal/j;->h(Ljava/lang/Object;Ljava/lang/String;)V

    sget-object v0, Lkotlinx/coroutines/a/j;->bTc:Ljava/util/concurrent/atomic/AtomicReferenceFieldUpdater;

    invoke-virtual {v0, p0, p1, p2}, Ljava/util/concurrent/atomic/AtomicReferenceFieldUpdater;->compareAndSet(Ljava/lang/Object;Ljava/lang/Object;Ljava/lang/Object;)Z

    move-result p1

    return p1
.end method

.method public final getSize()I
    .locals 2

    iget-object v0, p0, Lkotlinx/coroutines/a/j;->head:Ljava/lang/Object;

    check-cast v0, Lkotlinx/coroutines/a/k;

    const/4 v1, 0x0

    :goto_0
    iget-object v0, v0, Lkotlinx/coroutines/a/k;->next:Ljava/lang/Object;

    check-cast v0, Lkotlinx/coroutines/a/k;

    if-nez v0, :cond_0

    return v1

    :cond_0
    add-int/lit8 v1, v1, 0x1

    goto :goto_0
.end method