MpscLinkedQueue.smali

.class public final Lio/reactivex/internal/queue/MpscLinkedQueue;
.super Ljava/lang/Object;
.source "MpscLinkedQueue.java"

# interfaces
.implements Lio/reactivex/internal/fuseable/SimplePlainQueue;


# annotations
.annotation system Ldalvik/annotation/MemberClasses;
    value = {
        Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode;
    }
.end annotation

.annotation system Ldalvik/annotation/Signature;
    value = {
        "<T:",
        "Ljava/lang/Object;",
        ">",
        "Ljava/lang/Object;",
        "Lio/reactivex/internal/fuseable/SimplePlainQueue<",
        "TT;>;"
    }
.end annotation


# instance fields
.field private final consumerNode:Ljava/util/concurrent/atomic/AtomicReference;
    .annotation system Ldalvik/annotation/Signature;
        value = {
            "Ljava/util/concurrent/atomic/AtomicReference<",
            "Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode<",
            "TT;>;>;"
        }
    .end annotation
.end field

.field private final producerNode:Ljava/util/concurrent/atomic/AtomicReference;
    .annotation system Ldalvik/annotation/Signature;
        value = {
            "Ljava/util/concurrent/atomic/AtomicReference<",
            "Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode<",
            "TT;>;>;"
        }
    .end annotation
.end field


# direct methods
.method static constructor <clinit>()V
    .registers 1

    return-void
.end method

.method public constructor <init>()V
    .registers 2

    .line 34
    .local p0, "this":Lio/reactivex/internal/queue/MpscLinkedQueue;, "Lio/reactivex/internal/queue/MpscLinkedQueue<TT;>;"
    invoke-direct {p0}, Ljava/lang/Object;-><init>()V

    .line 35
    new-instance v0, Ljava/util/concurrent/atomic/AtomicReference;

    invoke-direct {v0}, Ljava/util/concurrent/atomic/AtomicReference;-><init>()V

    iput-object v0, p0, Lio/reactivex/internal/queue/MpscLinkedQueue;->producerNode:Ljava/util/concurrent/atomic/AtomicReference;

    .line 36
    new-instance v0, Ljava/util/concurrent/atomic/AtomicReference;

    invoke-direct {v0}, Ljava/util/concurrent/atomic/AtomicReference;-><init>()V

    iput-object v0, p0, Lio/reactivex/internal/queue/MpscLinkedQueue;->consumerNode:Ljava/util/concurrent/atomic/AtomicReference;

    .line 37
    new-instance v0, Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode;

    invoke-direct {v0}, Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode;-><init>()V

    .line 38
    .local v0, "node":Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode;, "Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode<TT;>;"
    invoke-virtual {p0, v0}, Lio/reactivex/internal/queue/MpscLinkedQueue;->spConsumerNode(Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode;)V

    .line 39
    invoke-virtual {p0, v0}, Lio/reactivex/internal/queue/MpscLinkedQueue;->xchgProducerNode(Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode;)Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode;

    .line 40
    return-void
.end method


# virtual methods
.method public clear()V
    .registers 2

    .line 118
    .local p0, "this":Lio/reactivex/internal/queue/MpscLinkedQueue;, "Lio/reactivex/internal/queue/MpscLinkedQueue<TT;>;"
    :goto_0
    invoke-virtual {p0}, Lio/reactivex/internal/queue/MpscLinkedQueue;->poll()Ljava/lang/Object;

    move-result-object v0

    if-eqz v0, :cond_d

    invoke-virtual {p0}, Lio/reactivex/internal/queue/MpscLinkedQueue;->isEmpty()Z

    move-result v0

    if-nez v0, :cond_d

    goto :goto_0

    .line 119
    :cond_d
    return-void
.end method

.method public isEmpty()Z
    .registers 3

    .line 147
    .local p0, "this":Lio/reactivex/internal/queue/MpscLinkedQueue;, "Lio/reactivex/internal/queue/MpscLinkedQueue<TT;>;"
    invoke-virtual {p0}, Lio/reactivex/internal/queue/MpscLinkedQueue;->lvConsumerNode()Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode;

    move-result-object v0

    invoke-virtual {p0}, Lio/reactivex/internal/queue/MpscLinkedQueue;->lvProducerNode()Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode;

    move-result-object v1

    if-ne v0, v1, :cond_c

    const/4 v0, 0x1

    goto :goto_d

    :cond_c
    const/4 v0, 0x0

    :goto_d
    return v0
.end method

.method lpConsumerNode()Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode;
    .registers 2
    .annotation system Ldalvik/annotation/Signature;
        value = {
            "()",
            "Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode<",
            "TT;>;"
        }
    .end annotation

    .line 131
    .local p0, "this":Lio/reactivex/internal/queue/MpscLinkedQueue;, "Lio/reactivex/internal/queue/MpscLinkedQueue<TT;>;"
    iget-object v0, p0, Lio/reactivex/internal/queue/MpscLinkedQueue;->consumerNode:Ljava/util/concurrent/atomic/AtomicReference;

    invoke-virtual {v0}, Ljava/util/concurrent/atomic/AtomicReference;->get()Ljava/lang/Object;

    move-result-object v0

    check-cast v0, Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode;

    return-object v0
.end method

.method lvConsumerNode()Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode;
    .registers 2
    .annotation system Ldalvik/annotation/Signature;
        value = {
            "()",
            "Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode<",
            "TT;>;"
        }
    .end annotation

    .line 127
    .local p0, "this":Lio/reactivex/internal/queue/MpscLinkedQueue;, "Lio/reactivex/internal/queue/MpscLinkedQueue<TT;>;"
    iget-object v0, p0, Lio/reactivex/internal/queue/MpscLinkedQueue;->consumerNode:Ljava/util/concurrent/atomic/AtomicReference;

    invoke-virtual {v0}, Ljava/util/concurrent/atomic/AtomicReference;->get()Ljava/lang/Object;

    move-result-object v0

    check-cast v0, Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode;

    return-object v0
.end method

.method lvProducerNode()Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode;
    .registers 2
    .annotation system Ldalvik/annotation/Signature;
        value = {
            "()",
            "Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode<",
            "TT;>;"
        }
    .end annotation

    .line 121
    .local p0, "this":Lio/reactivex/internal/queue/MpscLinkedQueue;, "Lio/reactivex/internal/queue/MpscLinkedQueue<TT;>;"
    iget-object v0, p0, Lio/reactivex/internal/queue/MpscLinkedQueue;->producerNode:Ljava/util/concurrent/atomic/AtomicReference;

    invoke-virtual {v0}, Ljava/util/concurrent/atomic/AtomicReference;->get()Ljava/lang/Object;

    move-result-object v0

    check-cast v0, Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode;

    return-object v0
.end method

.method public offer(Ljava/lang/Object;)Z
    .registers 5
    .annotation system Ldalvik/annotation/Signature;
        value = {
            "(TT;)Z"
        }
    .end annotation

    .line 59
    .local p0, "this":Lio/reactivex/internal/queue/MpscLinkedQueue;, "Lio/reactivex/internal/queue/MpscLinkedQueue<TT;>;"
    .local p1, "e":Ljava/lang/Object;, "TT;"
    if-eqz p1, :cond_10

    .line 62
    new-instance v0, Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode;

    invoke-direct {v0, p1}, Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode;-><init>(Ljava/lang/Object;)V

    .line 63
    .local v0, "nextNode":Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode;, "Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode<TT;>;"
    invoke-virtual {p0, v0}, Lio/reactivex/internal/queue/MpscLinkedQueue;->xchgProducerNode(Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode;)Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode;

    move-result-object v1

    .line 66
    .local v1, "prevProducerNode":Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode;, "Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode<TT;>;"
    invoke-virtual {v1, v0}, Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode;->soNext(Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode;)V

    .line 67
    const/4 v2, 0x1

    return v2

    .line 60
    .end local v0    # "nextNode":Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode;, "Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode<TT;>;"
    .end local v1    # "prevProducerNode":Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode;, "Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode<TT;>;"
    :cond_10
    new-instance v0, Ljava/lang/NullPointerException;

    const-string v1, "Null is not a valid element"

    invoke-direct {v0, v1}, Ljava/lang/NullPointerException;-><init>(Ljava/lang/String;)V

    throw v0
.end method

.method public offer(Ljava/lang/Object;Ljava/lang/Object;)Z
    .registers 4
    .annotation system Ldalvik/annotation/Signature;
        value = {
            "(TT;TT;)Z"
        }
    .end annotation

    .line 111
    .local p0, "this":Lio/reactivex/internal/queue/MpscLinkedQueue;, "Lio/reactivex/internal/queue/MpscLinkedQueue<TT;>;"
    .local p1, "v1":Ljava/lang/Object;, "TT;"
    .local p2, "v2":Ljava/lang/Object;, "TT;"
    invoke-virtual {p0, p1}, Lio/reactivex/internal/queue/MpscLinkedQueue;->offer(Ljava/lang/Object;)Z

    .line 112
    invoke-virtual {p0, p2}, Lio/reactivex/internal/queue/MpscLinkedQueue;->offer(Ljava/lang/Object;)Z

    .line 113
    const/4 v0, 0x1

    return v0
.end method

.method public poll()Ljava/lang/Object;
    .registers 4
    .annotation system Ldalvik/annotation/Signature;
        value = {
            "()TT;"
        }
    .end annotation

    .line 88
    .local p0, "this":Lio/reactivex/internal/queue/MpscLinkedQueue;, "Lio/reactivex/internal/queue/MpscLinkedQueue<TT;>;"
    invoke-virtual {p0}, Lio/reactivex/internal/queue/MpscLinkedQueue;->lpConsumerNode()Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode;

    move-result-object v0

    .line 89
    .local v0, "currConsumerNode":Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode;, "Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode<TT;>;"
    invoke-virtual {v0}, Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode;->lvNext()Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode;

    move-result-object v1

    .line 90
    .local v1, "nextNode":Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode;, "Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode<TT;>;"
    if-eqz v1, :cond_12

    .line 92
    invoke-virtual {v1}, Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode;->getAndNullValue()Ljava/lang/Object;

    move-result-object v2

    .line 93
    .local v2, "nextValue":Ljava/lang/Object;, "TT;"
    invoke-virtual {p0, v1}, Lio/reactivex/internal/queue/MpscLinkedQueue;->spConsumerNode(Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode;)V

    .line 94
    return-object v2

    .line 96
    .end local v2    # "nextValue":Ljava/lang/Object;, "TT;"
    :cond_12
    invoke-virtual {p0}, Lio/reactivex/internal/queue/MpscLinkedQueue;->lvProducerNode()Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode;

    move-result-object v2

    if-eq v0, v2, :cond_28

    .line 98
    :goto_18
    invoke-virtual {v0}, Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode;->lvNext()Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode;

    move-result-object v2

    move-object v1, v2

    if-nez v2, :cond_20

    goto :goto_18

    .line 102
    :cond_20
    invoke-virtual {v1}, Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode;->getAndNullValue()Ljava/lang/Object;

    move-result-object v2

    .line 103
    .restart local v2    # "nextValue":Ljava/lang/Object;, "TT;"
    invoke-virtual {p0, v1}, Lio/reactivex/internal/queue/MpscLinkedQueue;->spConsumerNode(Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode;)V

    .line 104
    return-object v2

    .line 106
    .end local v2    # "nextValue":Ljava/lang/Object;, "TT;"
    :cond_28
    const/4 v2, 0x0

    return-object v2
.end method

.method spConsumerNode(Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode;)V
    .registers 3
    .annotation system Ldalvik/annotation/Signature;
        value = {
            "(",
            "Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode<",
            "TT;>;)V"
        }
    .end annotation

    .line 134
    .local p0, "this":Lio/reactivex/internal/queue/MpscLinkedQueue;, "Lio/reactivex/internal/queue/MpscLinkedQueue<TT;>;"
    .local p1, "node":Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode;, "Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode<TT;>;"
    iget-object v0, p0, Lio/reactivex/internal/queue/MpscLinkedQueue;->consumerNode:Ljava/util/concurrent/atomic/AtomicReference;

    invoke-virtual {v0, p1}, Ljava/util/concurrent/atomic/AtomicReference;->lazySet(Ljava/lang/Object;)V

    .line 135
    return-void
.end method

.method xchgProducerNode(Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode;)Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode;
    .registers 3
    .annotation system Ldalvik/annotation/Signature;
        value = {
            "(",
            "Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode<",
            "TT;>;)",
            "Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode<",
            "TT;>;"
        }
    .end annotation

    .line 124
    .local p0, "this":Lio/reactivex/internal/queue/MpscLinkedQueue;, "Lio/reactivex/internal/queue/MpscLinkedQueue<TT;>;"
    .local p1, "node":Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode;, "Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode<TT;>;"
    iget-object v0, p0, Lio/reactivex/internal/queue/MpscLinkedQueue;->producerNode:Ljava/util/concurrent/atomic/AtomicReference;

    invoke-virtual {v0, p1}, Ljava/util/concurrent/atomic/AtomicReference;->getAndSet(Ljava/lang/Object;)Ljava/lang/Object;

    move-result-object v0

    check-cast v0, Lio/reactivex/internal/queue/MpscLinkedQueue$LinkedQueueNode;

    return-object v0
.end method