MpscLinkedAtomicQueue.smali

.class public final Lrx/internal/util/atomic/MpscLinkedAtomicQueue;
.super Lrx/internal/util/atomic/BaseLinkedAtomicQueue;
.source "MpscLinkedAtomicQueue.java"


# annotations
.annotation system Ldalvik/annotation/Signature;
    value = {
        "<E:",
        "Ljava/lang/Object;",
        ">",
        "Lrx/internal/util/atomic/BaseLinkedAtomicQueue<",
        "TE;>;"
    }
.end annotation


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

    .line 1
    invoke-direct {p0}, Lrx/internal/util/atomic/BaseLinkedAtomicQueue;-><init>()V

    .line 2
    new-instance v0, Lrx/internal/util/atomic/LinkedQueueNode;

    invoke-direct {v0}, Lrx/internal/util/atomic/LinkedQueueNode;-><init>()V

    .line 3
    invoke-virtual {p0, v0}, Lrx/internal/util/atomic/BaseLinkedAtomicQueue;->spConsumerNode(Lrx/internal/util/atomic/LinkedQueueNode;)V

    .line 4
    invoke-virtual {p0, v0}, Lrx/internal/util/atomic/BaseLinkedAtomicQueue;->xchgProducerNode(Lrx/internal/util/atomic/LinkedQueueNode;)Lrx/internal/util/atomic/LinkedQueueNode;

    return-void
.end method


# virtual methods
.method public offer(Ljava/lang/Object;)Z
    .registers 3
    .annotation system Ldalvik/annotation/Signature;
        value = {
            "(TE;)Z"
        }
    .end annotation

    if-eqz p1, :cond_10

    .line 1
    new-instance v0, Lrx/internal/util/atomic/LinkedQueueNode;

    invoke-direct {v0, p1}, Lrx/internal/util/atomic/LinkedQueueNode;-><init>(Ljava/lang/Object;)V

    .line 2
    invoke-virtual {p0, v0}, Lrx/internal/util/atomic/BaseLinkedAtomicQueue;->xchgProducerNode(Lrx/internal/util/atomic/LinkedQueueNode;)Lrx/internal/util/atomic/LinkedQueueNode;

    move-result-object p1

    .line 3
    invoke-virtual {p1, v0}, Lrx/internal/util/atomic/LinkedQueueNode;->soNext(Lrx/internal/util/atomic/LinkedQueueNode;)V

    const/4 p1, 0x1

    return p1

    .line 4
    :cond_10
    new-instance p1, Ljava/lang/NullPointerException;

    const-string v0, "null elements not allowed"

    invoke-direct {p1, v0}, Ljava/lang/NullPointerException;-><init>(Ljava/lang/String;)V

    throw p1
.end method

.method public peek()Ljava/lang/Object;
    .registers 3
    .annotation system Ldalvik/annotation/Signature;
        value = {
            "()TE;"
        }
    .end annotation

    .line 1
    invoke-virtual {p0}, Lrx/internal/util/atomic/BaseLinkedAtomicQueue;->lpConsumerNode()Lrx/internal/util/atomic/LinkedQueueNode;

    move-result-object v0

    .line 2
    invoke-virtual {v0}, Lrx/internal/util/atomic/LinkedQueueNode;->lvNext()Lrx/internal/util/atomic/LinkedQueueNode;

    move-result-object v1

    if-eqz v1, :cond_f

    .line 3
    invoke-virtual {v1}, Lrx/internal/util/atomic/LinkedQueueNode;->lpValue()Ljava/lang/Object;

    move-result-object v0

    return-object v0

    .line 4
    :cond_f
    invoke-virtual {p0}, Lrx/internal/util/atomic/BaseLinkedAtomicQueue;->lvProducerNode()Lrx/internal/util/atomic/LinkedQueueNode;

    move-result-object v1

    if-eq v0, v1, :cond_21

    .line 5
    :goto_15
    invoke-virtual {v0}, Lrx/internal/util/atomic/LinkedQueueNode;->lvNext()Lrx/internal/util/atomic/LinkedQueueNode;

    move-result-object v1

    if-nez v1, :cond_1c

    goto :goto_15

    .line 6
    :cond_1c
    invoke-virtual {v1}, Lrx/internal/util/atomic/LinkedQueueNode;->lpValue()Ljava/lang/Object;

    move-result-object v0

    return-object v0

    :cond_21
    const/4 v0, 0x0

    return-object v0
.end method

.method public poll()Ljava/lang/Object;
    .registers 3
    .annotation system Ldalvik/annotation/Signature;
        value = {
            "()TE;"
        }
    .end annotation

    .line 1
    invoke-virtual {p0}, Lrx/internal/util/atomic/BaseLinkedAtomicQueue;->lpConsumerNode()Lrx/internal/util/atomic/LinkedQueueNode;

    move-result-object v0

    .line 2
    invoke-virtual {v0}, Lrx/internal/util/atomic/LinkedQueueNode;->lvNext()Lrx/internal/util/atomic/LinkedQueueNode;

    move-result-object v1

    if-eqz v1, :cond_12

    .line 3
    invoke-virtual {v1}, Lrx/internal/util/atomic/LinkedQueueNode;->getAndNullValue()Ljava/lang/Object;

    move-result-object v0

    .line 4
    invoke-virtual {p0, v1}, Lrx/internal/util/atomic/BaseLinkedAtomicQueue;->spConsumerNode(Lrx/internal/util/atomic/LinkedQueueNode;)V

    return-object v0

    .line 5
    :cond_12
    invoke-virtual {p0}, Lrx/internal/util/atomic/BaseLinkedAtomicQueue;->lvProducerNode()Lrx/internal/util/atomic/LinkedQueueNode;

    move-result-object v1

    if-eq v0, v1, :cond_27

    .line 6
    :goto_18
    invoke-virtual {v0}, Lrx/internal/util/atomic/LinkedQueueNode;->lvNext()Lrx/internal/util/atomic/LinkedQueueNode;

    move-result-object v1

    if-nez v1, :cond_1f

    goto :goto_18

    .line 7
    :cond_1f
    invoke-virtual {v1}, Lrx/internal/util/atomic/LinkedQueueNode;->getAndNullValue()Ljava/lang/Object;

    move-result-object v0

    .line 8
    invoke-virtual {p0, v1}, Lrx/internal/util/atomic/BaseLinkedAtomicQueue;->spConsumerNode(Lrx/internal/util/atomic/LinkedQueueNode;)V

    return-object v0

    :cond_27
    const/4 v0, 0x0

    return-object v0
.end method