.class public final Lkotlin/sequences/ConstrainedOnceSequence;
.super Ljava/lang/Object;
.source "SourceFile"

# interfaces
.implements Lkotlin/sequences/Sequence;


# instance fields
.field public final sequenceRef:Ljava/util/concurrent/atomic/AtomicReference;


# direct methods
.method public constructor <init>(Lkotlin/sequences/Sequence;)V
    .locals 1

    const-string v0, "sequence"

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

    .line 19
    invoke-direct {p0}, Ljava/lang/Object;-><init>()V

    .line 20
    new-instance v0, Ljava/util/concurrent/atomic/AtomicReference;

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

    iput-object v0, p0, Lkotlin/sequences/ConstrainedOnceSequence;->sequenceRef:Ljava/util/concurrent/atomic/AtomicReference;

    return-void
.end method


# virtual methods
.method public iterator()Ljava/util/Iterator;
    .locals 2

    iget-object v0, p0, Lkotlin/sequences/ConstrainedOnceSequence;->sequenceRef:Ljava/util/concurrent/atomic/AtomicReference;

    const/4 v1, 0x0

    .line 23
    invoke-virtual {v0, v1}, Ljava/util/concurrent/atomic/AtomicReference;->getAndSet(Ljava/lang/Object;)Ljava/lang/Object;

    move-result-object v0

    check-cast v0, Lkotlin/sequences/Sequence;

    if-eqz v0, :cond_0

    .line 24
    invoke-interface {v0}, Lkotlin/sequences/Sequence;->iterator()Ljava/util/Iterator;

    move-result-object v0

    return-object v0

    .line 23
    :cond_0
    new-instance v0, Ljava/lang/IllegalStateException;

    const-string v1, "This sequence can be consumed only once."

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

    throw v0
.end method