.class public final Lb/a/b/d;
.super Ljava/lang/Object;


# instance fields
.field private final a:Ljava/util/Set;


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

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

    new-instance v0, Ljava/util/LinkedHashSet;

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

    iput-object v0, p0, Lb/a/b/d;->a:Ljava/util/Set;

    return-void
.end method


# virtual methods
.method public final a(Lb/al;)V
    .locals 1

    monitor-enter p0

    :try_start_0
    iget-object v0, p0, Lb/a/b/d;->a:Ljava/util/Set;

    invoke-interface {v0, p1}, Ljava/util/Set;->remove(Ljava/lang/Object;)Z
    :try_end_0
    .catchall {:try_start_0 .. :try_end_0} :catchall_0

    monitor-exit p0

    return-void

    :catchall_0
    move-exception v0

    monitor-exit p0

    throw v0
.end method

.method public final b(Lb/al;)V
    .locals 1

    monitor-enter p0

    :try_start_0
    iget-object v0, p0, Lb/a/b/d;->a:Ljava/util/Set;

    invoke-interface {v0, p1}, Ljava/util/Set;->add(Ljava/lang/Object;)Z
    :try_end_0
    .catchall {:try_start_0 .. :try_end_0} :catchall_0

    monitor-exit p0

    return-void

    :catchall_0
    move-exception v0

    monitor-exit p0

    throw v0
.end method

.method public final c(Lb/al;)Z
    .locals 1

    monitor-enter p0

    :try_start_0
    iget-object v0, p0, Lb/a/b/d;->a:Ljava/util/Set;

    invoke-interface {v0, p1}, Ljava/util/Set;->contains(Ljava/lang/Object;)Z
    :try_end_0
    .catchall {:try_start_0 .. :try_end_0} :catchall_0

    move-result v0

    monitor-exit p0

    return v0

    :catchall_0
    move-exception v0

    monitor-exit p0

    throw v0
.end method
