BackpressureUtils.smali

.class public final Lrx/internal/operators/BackpressureUtils;
.super Ljava/lang/Object;
.source "BackpressureUtils.java"


# static fields
.field static final COMPLETED_MASK:J = -0x8000000000000000L

.field static final REQUESTED_MASK:J = 0x7fffffffffffffffL


# direct methods
.method private constructor <init>()V
    .registers 3

    .line 1
    invoke-direct {p0}, Ljava/lang/Object;-><init>()V

    .line 2
    new-instance v0, Ljava/lang/IllegalStateException;

    const-string v1, "No instances!"

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

    throw v0
.end method

.method public static addCap(JJ)J
    .registers 5

    add-long/2addr p0, p2

    const-wide/16 p2, 0x0

    cmp-long v0, p0, p2

    if-gez v0, :cond_c

    const-wide p0, 0x7fffffffffffffffL

    :cond_c
    return-wide p0
.end method

.method public static getAndAddRequest(Ljava/util/concurrent/atomic/AtomicLong;J)J
    .registers 7

    .line 1
    :cond_0
    invoke-virtual {p0}, Ljava/util/concurrent/atomic/AtomicLong;->get()J

    move-result-wide v0

    .line 2
    invoke-static {v0, v1, p1, p2}, Lrx/internal/operators/BackpressureUtils;->addCap(JJ)J

    move-result-wide v2

    .line 3
    invoke-virtual {p0, v0, v1, v2, v3}, Ljava/util/concurrent/atomic/AtomicLong;->compareAndSet(JJ)Z

    move-result v2

    if-eqz v2, :cond_0

    return-wide v0
.end method

.method public static multiplyCap(JJ)J
    .registers 11

    mul-long v0, p0, p2

    or-long v2, p0, p2

    const/16 v4, 0x1f

    ushr-long/2addr v2, v4

    const-wide/16 v4, 0x0

    cmp-long v6, v2, v4

    if-eqz v6, :cond_1c

    cmp-long v2, p2, v4

    if-eqz v2, :cond_1c

    .line 1
    div-long p2, v0, p2

    cmp-long v2, p2, p0

    if-eqz v2, :cond_1c

    const-wide v0, 0x7fffffffffffffffL

    :cond_1c
    return-wide v0
.end method

.method public static postCompleteDone(Ljava/util/concurrent/atomic/AtomicLong;Ljava/util/Queue;Lrx/Subscriber;)V
    .registers 4
    .annotation system Ldalvik/annotation/Signature;
        value = {
            "<T:",
            "Ljava/lang/Object;",
            ">(",
            "Ljava/util/concurrent/atomic/AtomicLong;",
            "Ljava/util/Queue<",
            "TT;>;",
            "Lrx/Subscriber<",
            "-TT;>;)V"
        }
    .end annotation

    .line 1
    invoke-static {}, Lrx/internal/util/UtilityFunctions;->identity()Lrx/functions/Func1;

    move-result-object v0

    invoke-static {p0, p1, p2, v0}, Lrx/internal/operators/BackpressureUtils;->postCompleteDone(Ljava/util/concurrent/atomic/AtomicLong;Ljava/util/Queue;Lrx/Subscriber;Lrx/functions/Func1;)V

    return-void
.end method

.method public static postCompleteDone(Ljava/util/concurrent/atomic/AtomicLong;Ljava/util/Queue;Lrx/Subscriber;Lrx/functions/Func1;)V
    .registers 13
    .annotation system Ldalvik/annotation/Signature;
        value = {
            "<T:",
            "Ljava/lang/Object;",
            "R:",
            "Ljava/lang/Object;",
            ">(",
            "Ljava/util/concurrent/atomic/AtomicLong;",
            "Ljava/util/Queue<",
            "TT;>;",
            "Lrx/Subscriber<",
            "-TR;>;",
            "Lrx/functions/Func1<",
            "-TT;+TR;>;)V"
        }
    .end annotation

    .line 2
    :cond_0
    invoke-virtual {p0}, Ljava/util/concurrent/atomic/AtomicLong;->get()J

    move-result-wide v0

    const-wide/high16 v2, -0x8000000000000000L

    and-long v4, v0, v2

    const-wide/16 v6, 0x0

    cmp-long v8, v4, v6

    if-eqz v8, :cond_f

    return-void

    :cond_f
    or-long/2addr v2, v0

    .line 3
    invoke-virtual {p0, v0, v1, v2, v3}, Ljava/util/concurrent/atomic/AtomicLong;->compareAndSet(JJ)Z

    move-result v2

    if-eqz v2, :cond_0

    cmp-long v2, v0, v6

    if-eqz v2, :cond_1d

    .line 4
    invoke-static {p0, p1, p2, p3}, Lrx/internal/operators/BackpressureUtils;->postCompleteDrain(Ljava/util/concurrent/atomic/AtomicLong;Ljava/util/Queue;Lrx/Subscriber;Lrx/functions/Func1;)V

    :cond_1d
    return-void
.end method

.method static postCompleteDrain(Ljava/util/concurrent/atomic/AtomicLong;Ljava/util/Queue;Lrx/Subscriber;Lrx/functions/Func1;)V
    .registers 14
    .annotation system Ldalvik/annotation/Signature;
        value = {
            "<T:",
            "Ljava/lang/Object;",
            "R:",
            "Ljava/lang/Object;",
            ">(",
            "Ljava/util/concurrent/atomic/AtomicLong;",
            "Ljava/util/Queue<",
            "TT;>;",
            "Lrx/Subscriber<",
            "-TR;>;",
            "Lrx/functions/Func1<",
            "-TT;+TR;>;)V"
        }
    .end annotation

    .line 1
    invoke-virtual {p0}, Ljava/util/concurrent/atomic/AtomicLong;->get()J

    move-result-wide v0

    const-wide v2, 0x7fffffffffffffffL

    cmp-long v4, v0, v2

    if-nez v4, :cond_26

    .line 2
    :goto_d
    invoke-virtual {p2}, Lrx/Subscriber;->isUnsubscribed()Z

    move-result p0

    if-eqz p0, :cond_14

    return-void

    .line 3
    :cond_14
    invoke-interface {p1}, Ljava/util/Queue;->poll()Ljava/lang/Object;

    move-result-object p0

    if-nez p0, :cond_1e

    .line 4
    invoke-interface {p2}, Lrx/Observer;->onCompleted()V

    return-void

    .line 5
    :cond_1e
    invoke-interface {p3, p0}, Lrx/functions/Func1;->call(Ljava/lang/Object;)Ljava/lang/Object;

    move-result-object p0

    invoke-interface {p2, p0}, Lrx/Observer;->onNext(Ljava/lang/Object;)V

    goto :goto_d

    :cond_26
    const-wide/high16 v4, -0x8000000000000000L

    move-wide v6, v0

    :cond_29
    move-wide v0, v4

    :cond_2a
    :goto_2a
    cmp-long v8, v0, v6

    if-eqz v8, :cond_4a

    .line 6
    invoke-virtual {p2}, Lrx/Subscriber;->isUnsubscribed()Z

    move-result v8

    if-eqz v8, :cond_35

    return-void

    .line 7
    :cond_35
    invoke-interface {p1}, Ljava/util/Queue;->poll()Ljava/lang/Object;

    move-result-object v8

    if-nez v8, :cond_3f

    .line 8
    invoke-interface {p2}, Lrx/Observer;->onCompleted()V

    return-void

    .line 9
    :cond_3f
    invoke-interface {p3, v8}, Lrx/functions/Func1;->call(Ljava/lang/Object;)Ljava/lang/Object;

    move-result-object v8

    invoke-interface {p2, v8}, Lrx/Observer;->onNext(Ljava/lang/Object;)V

    const-wide/16 v8, 0x1

    add-long/2addr v0, v8

    goto :goto_2a

    :cond_4a
    cmp-long v8, v0, v6

    if-nez v8, :cond_5f

    .line 10
    invoke-virtual {p2}, Lrx/Subscriber;->isUnsubscribed()Z

    move-result v6

    if-eqz v6, :cond_55

    return-void

    .line 11
    :cond_55
    invoke-interface {p1}, Ljava/util/Queue;->isEmpty()Z

    move-result v6

    if-eqz v6, :cond_5f

    .line 12
    invoke-interface {p2}, Lrx/Observer;->onCompleted()V

    return-void

    .line 13
    :cond_5f
    invoke-virtual {p0}, Ljava/util/concurrent/atomic/AtomicLong;->get()J

    move-result-wide v6

    cmp-long v8, v6, v0

    if-nez v8, :cond_2a

    and-long/2addr v0, v2

    neg-long v0, v0

    .line 14
    invoke-virtual {p0, v0, v1}, Ljava/util/concurrent/atomic/AtomicLong;->addAndGet(J)J

    move-result-wide v6

    cmp-long v0, v6, v4

    if-nez v0, :cond_29

    return-void
.end method

.method public static postCompleteRequest(Ljava/util/concurrent/atomic/AtomicLong;JLjava/util/Queue;Lrx/Subscriber;)Z
    .registers 11
    .annotation system Ldalvik/annotation/Signature;
        value = {
            "<T:",
            "Ljava/lang/Object;",
            ">(",
            "Ljava/util/concurrent/atomic/AtomicLong;",
            "J",
            "Ljava/util/Queue<",
            "TT;>;",
            "Lrx/Subscriber<",
            "-TT;>;)Z"
        }
    .end annotation

    .line 1
    invoke-static {}, Lrx/internal/util/UtilityFunctions;->identity()Lrx/functions/Func1;

    move-result-object v5

    move-object v0, p0

    move-wide v1, p1

    move-object v3, p3

    move-object v4, p4

    invoke-static/range {v0 .. v5}, Lrx/internal/operators/BackpressureUtils;->postCompleteRequest(Ljava/util/concurrent/atomic/AtomicLong;JLjava/util/Queue;Lrx/Subscriber;Lrx/functions/Func1;)Z

    move-result p0

    return p0
.end method

.method public static postCompleteRequest(Ljava/util/concurrent/atomic/AtomicLong;JLjava/util/Queue;Lrx/Subscriber;Lrx/functions/Func1;)Z
    .registers 21
    .annotation system Ldalvik/annotation/Signature;
        value = {
            "<T:",
            "Ljava/lang/Object;",
            "R:",
            "Ljava/lang/Object;",
            ">(",
            "Ljava/util/concurrent/atomic/AtomicLong;",
            "J",
            "Ljava/util/Queue<",
            "TT;>;",
            "Lrx/Subscriber<",
            "-TR;>;",
            "Lrx/functions/Func1<",
            "-TT;+TR;>;)Z"
        }
    .end annotation

    move-object v0, p0

    move-wide/from16 v1, p1

    const-wide/16 v3, 0x0

    cmp-long v5, v1, v3

    if-ltz v5, :cond_50

    const/4 v5, 0x1

    const/4 v6, 0x0

    const-wide/high16 v7, -0x8000000000000000L

    cmp-long v9, v1, v3

    if-nez v9, :cond_1d

    .line 2
    invoke-virtual {p0}, Ljava/util/concurrent/atomic/AtomicLong;->get()J

    move-result-wide v0

    and-long/2addr v0, v7

    cmp-long v2, v0, v3

    if-nez v2, :cond_1b

    goto :goto_1c

    :cond_1b
    const/4 v5, 0x0

    :goto_1c
    return v5

    .line 3
    :cond_1d
    :goto_1d
    invoke-virtual {p0}, Ljava/util/concurrent/atomic/AtomicLong;->get()J

    move-result-wide v9

    and-long v11, v9, v7

    const-wide v13, 0x7fffffffffffffffL

    and-long/2addr v13, v9

    .line 4
    invoke-static {v13, v14, v1, v2}, Lrx/internal/operators/BackpressureUtils;->addCap(JJ)J

    move-result-wide v13

    or-long/2addr v13, v11

    .line 5
    invoke-virtual {p0, v9, v10, v13, v14}, Ljava/util/concurrent/atomic/AtomicLong;->compareAndSet(JJ)Z

    move-result v13

    if-eqz v13, :cond_49

    cmp-long v1, v9, v7

    if-nez v1, :cond_42

    move-object/from16 v9, p3

    move-object/from16 v10, p4

    move-object/from16 v13, p5

    .line 6
    invoke-static {p0, v9, v10, v13}, Lrx/internal/operators/BackpressureUtils;->postCompleteDrain(Ljava/util/concurrent/atomic/AtomicLong;Ljava/util/Queue;Lrx/Subscriber;Lrx/functions/Func1;)V

    return v6

    :cond_42
    cmp-long v0, v11, v3

    if-nez v0, :cond_47

    goto :goto_48

    :cond_47
    const/4 v5, 0x0

    :goto_48
    return v5

    :cond_49
    move-object/from16 v9, p3

    move-object/from16 v10, p4

    move-object/from16 v13, p5

    goto :goto_1d

    .line 7
    :cond_50
    new-instance v0, Ljava/lang/IllegalArgumentException;

    new-instance v3, Ljava/lang/StringBuilder;

    invoke-direct {v3}, Ljava/lang/StringBuilder;-><init>()V

    const-string v4, "n >= 0 required but it was "

    invoke-virtual {v3, v4}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;

    invoke-virtual {v3, v1, v2}, Ljava/lang/StringBuilder;->append(J)Ljava/lang/StringBuilder;

    invoke-virtual {v3}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;

    move-result-object v1

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

    goto :goto_68

    :goto_67
    throw v0

    :goto_68
    goto :goto_67
.end method

.method public static produced(Ljava/util/concurrent/atomic/AtomicLong;J)J
    .registers 10

    .line 1
    :cond_0
    invoke-virtual {p0}, Ljava/util/concurrent/atomic/AtomicLong;->get()J

    move-result-wide v0

    const-wide v2, 0x7fffffffffffffffL

    cmp-long v4, v0, v2

    if-nez v4, :cond_e

    return-wide v2

    :cond_e
    sub-long v2, v0, p1

    const-wide/16 v4, 0x0

    cmp-long v6, v2, v4

    if-ltz v6, :cond_1d

    .line 2
    invoke-virtual {p0, v0, v1, v2, v3}, Ljava/util/concurrent/atomic/AtomicLong;->compareAndSet(JJ)Z

    move-result v0

    if-eqz v0, :cond_0

    return-wide v2

    .line 3
    :cond_1d
    new-instance p0, Ljava/lang/IllegalStateException;

    new-instance p1, Ljava/lang/StringBuilder;

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

    const-string p2, "More produced than requested: "

    invoke-virtual {p1, p2}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;

    invoke-virtual {p1, v2, v3}, Ljava/lang/StringBuilder;->append(J)Ljava/lang/StringBuilder;

    invoke-virtual {p1}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;

    move-result-object p1

    invoke-direct {p0, p1}, Ljava/lang/IllegalStateException;-><init>(Ljava/lang/String;)V

    goto :goto_35

    :goto_34
    throw p0

    :goto_35
    goto :goto_34
.end method

.method public static validate(J)Z
    .registers 5

    const-wide/16 v0, 0x0

    cmp-long v2, p0, v0

    if-ltz v2, :cond_e

    cmp-long v2, p0, v0

    if-eqz v2, :cond_c

    const/4 p0, 0x1

    goto :goto_d

    :cond_c
    const/4 p0, 0x0

    :goto_d
    return p0

    .line 1
    :cond_e
    new-instance v0, Ljava/lang/IllegalArgumentException;

    new-instance v1, Ljava/lang/StringBuilder;

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

    const-string v2, "n >= 0 required but it was "

    invoke-virtual {v1, v2}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;

    invoke-virtual {v1, p0, p1}, Ljava/lang/StringBuilder;->append(J)Ljava/lang/StringBuilder;

    invoke-virtual {v1}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;

    move-result-object p0

    invoke-direct {v0, p0}, Ljava/lang/IllegalArgumentException;-><init>(Ljava/lang/String;)V

    throw v0
.end method