.class final Landroidx/camera/camera2/impl/CameraAvailabilityRegistry;
.super Ljava/lang/Object;
.source "CameraAvailabilityRegistry.java"


# static fields
.field private static final DEBUG:Z = false

.field private static final TAG:Ljava/lang/String; = "AvailabilityRegistry"


# instance fields
.field private final mAvailableCameras:Landroidx/camera/core/impl/LiveDataObservable;
    .annotation system Ldalvik/annotation/Signature;
        value = {
            "Landroidx/camera/core/impl/LiveDataObservable<",
            "Ljava/lang/Integer;",
            ">;"
        }
    .end annotation
.end field

.field private final mCameraStates:Ljava/util/Map;
    .annotation system Ldalvik/annotation/Signature;
        value = {
            "Ljava/util/Map<",
            "Landroidx/camera/core/BaseCamera;",
            "Landroidx/camera/core/BaseCamera$State;",
            ">;"
        }
    .end annotation
.end field

.field private mDebugString:Ljava/lang/StringBuilder;

.field private final mExecutor:Ljava/util/concurrent/Executor;

.field private final mLock:Ljava/lang/Object;

.field final mMaxAllowedOpenedCameras:I


# direct methods
.method constructor <init>(ILjava/util/concurrent/Executor;)V
    .locals 1

    .line 60
    invoke-direct {p0}, Ljava/lang/Object;-><init>()V

    const/4 v0, 0x0

    .line 41
    iput-object v0, p0, Landroidx/camera/camera2/impl/CameraAvailabilityRegistry;->mDebugString:Ljava/lang/StringBuilder;

    .line 49
    new-instance v0, Ljava/lang/Object;

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

    iput-object v0, p0, Landroidx/camera/camera2/impl/CameraAvailabilityRegistry;->mLock:Ljava/lang/Object;

    .line 50
    new-instance v0, Ljava/util/HashMap;

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

    iput-object v0, p0, Landroidx/camera/camera2/impl/CameraAvailabilityRegistry;->mCameraStates:Ljava/util/Map;

    .line 61
    iput p1, p0, Landroidx/camera/camera2/impl/CameraAvailabilityRegistry;->mMaxAllowedOpenedCameras:I

    .line 62
    invoke-static {p2}, Landroidx/core/util/Preconditions;->checkNotNull(Ljava/lang/Object;)Ljava/lang/Object;

    move-result-object p2

    check-cast p2, Ljava/util/concurrent/Executor;

    iput-object p2, p0, Landroidx/camera/camera2/impl/CameraAvailabilityRegistry;->mExecutor:Ljava/util/concurrent/Executor;

    .line 63
    new-instance p2, Landroidx/camera/core/impl/LiveDataObservable;

    invoke-direct {p2}, Landroidx/camera/core/impl/LiveDataObservable;-><init>()V

    iput-object p2, p0, Landroidx/camera/camera2/impl/CameraAvailabilityRegistry;->mAvailableCameras:Landroidx/camera/core/impl/LiveDataObservable;

    .line 64
    invoke-static {p1}, Ljava/lang/Integer;->valueOf(I)Ljava/lang/Integer;

    move-result-object p1

    invoke-virtual {p2, p1}, Landroidx/camera/core/impl/LiveDataObservable;->postValue(Ljava/lang/Object;)V

    return-void
.end method

.method private recalculateAvailableCameras()I
    .locals 6

    .line 161
    iget-object v0, p0, Landroidx/camera/camera2/impl/CameraAvailabilityRegistry;->mCameraStates:Ljava/util/Map;

    invoke-interface {v0}, Ljava/util/Map;->entrySet()Ljava/util/Set;

    move-result-object v0

    invoke-interface {v0}, Ljava/util/Set;->iterator()Ljava/util/Iterator;

    move-result-object v0

    const/4 v1, 0x0

    move v2, v1

    :cond_0
    :goto_0
    invoke-interface {v0}, Ljava/util/Iterator;->hasNext()Z

    move-result v3

    if-eqz v3, :cond_1

    invoke-interface {v0}, Ljava/util/Iterator;->next()Ljava/lang/Object;

    move-result-object v3

    check-cast v3, Ljava/util/Map$Entry;

    .line 169
    invoke-interface {v3}, Ljava/util/Map$Entry;->getValue()Ljava/lang/Object;

    move-result-object v4

    sget-object v5, Landroidx/camera/core/BaseCamera$State;->CLOSED:Landroidx/camera/core/BaseCamera$State;

    if-eq v4, v5, :cond_0

    .line 170
    invoke-interface {v3}, Ljava/util/Map$Entry;->getValue()Ljava/lang/Object;

    move-result-object v4

    sget-object v5, Landroidx/camera/core/BaseCamera$State;->OPENING:Landroidx/camera/core/BaseCamera$State;

    if-eq v4, v5, :cond_0

    .line 171
    invoke-interface {v3}, Ljava/util/Map$Entry;->getValue()Ljava/lang/Object;

    move-result-object v3

    sget-object v4, Landroidx/camera/core/BaseCamera$State;->PENDING_OPEN:Landroidx/camera/core/BaseCamera$State;

    if-eq v3, v4, :cond_0

    add-int/lit8 v2, v2, 0x1

    goto :goto_0

    .line 185
    :cond_1
    iget v0, p0, Landroidx/camera/camera2/impl/CameraAvailabilityRegistry;->mMaxAllowedOpenedCameras:I

    sub-int/2addr v0, v2

    invoke-static {v0, v1}, Ljava/lang/Math;->max(II)I

    move-result v0

    return v0
.end method


# virtual methods
.method getAvailableCameraCount()Landroidx/camera/core/Observable;
    .locals 1
    .annotation system Ldalvik/annotation/Signature;
        value = {
            "()",
            "Landroidx/camera/core/Observable<",
            "Ljava/lang/Integer;",
            ">;"
        }
    .end annotation

    .line 110
    iget-object v0, p0, Landroidx/camera/camera2/impl/CameraAvailabilityRegistry;->mAvailableCameras:Landroidx/camera/core/impl/LiveDataObservable;

    return-object v0
.end method

.method registerCamera(Landroidx/camera/core/BaseCamera;)V
    .locals 4

    .line 76
    iget-object v0, p0, Landroidx/camera/camera2/impl/CameraAvailabilityRegistry;->mLock:Ljava/lang/Object;

    monitor-enter v0

    .line 77
    :try_start_0
    iget-object v1, p0, Landroidx/camera/camera2/impl/CameraAvailabilityRegistry;->mCameraStates:Ljava/util/Map;

    invoke-interface {v1, p1}, Ljava/util/Map;->containsKey(Ljava/lang/Object;)Z

    move-result v1

    if-nez v1, :cond_0

    .line 78
    iget-object v1, p0, Landroidx/camera/camera2/impl/CameraAvailabilityRegistry;->mCameraStates:Ljava/util/Map;

    const/4 v2, 0x0

    invoke-interface {v1, p1, v2}, Ljava/util/Map;->put(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;

    .line 80
    invoke-interface {p1}, Landroidx/camera/core/BaseCamera;->getCameraState()Landroidx/camera/core/Observable;

    move-result-object v1

    iget-object v2, p0, Landroidx/camera/camera2/impl/CameraAvailabilityRegistry;->mExecutor:Ljava/util/concurrent/Executor;

    new-instance v3, Landroidx/camera/camera2/impl/CameraAvailabilityRegistry$1;

    invoke-direct {v3, p0, p1}, Landroidx/camera/camera2/impl/CameraAvailabilityRegistry$1;-><init>(Landroidx/camera/camera2/impl/CameraAvailabilityRegistry;Landroidx/camera/core/BaseCamera;)V

    invoke-interface {v1, v2, v3}, Landroidx/camera/core/Observable;->addObserver(Ljava/util/concurrent/Executor;Landroidx/camera/core/Observable$Observer;)V

    .line 98
    :cond_0
    monitor-exit v0

    return-void

    :catchall_0
    move-exception p1

    monitor-exit v0
    :try_end_0
    .catchall {:try_start_0 .. :try_end_0} :catchall_0

    throw p1
.end method

.method unregisterCamera(Landroidx/camera/core/BaseCamera;Landroidx/camera/core/Observable$Observer;)V
    .locals 2
    .annotation system Ldalvik/annotation/Signature;
        value = {
            "(",
            "Landroidx/camera/core/BaseCamera;",
            "Landroidx/camera/core/Observable$Observer<",
            "Landroidx/camera/core/BaseCamera$State;",
            ">;)V"
        }
    .end annotation

    .line 117
    iget-object v0, p0, Landroidx/camera/camera2/impl/CameraAvailabilityRegistry;->mLock:Ljava/lang/Object;

    monitor-enter v0

    .line 118
    :try_start_0
    invoke-interface {p1}, Landroidx/camera/core/BaseCamera;->getCameraState()Landroidx/camera/core/Observable;

    move-result-object v1

    invoke-interface {v1, p2}, Landroidx/camera/core/Observable;->removeObserver(Landroidx/camera/core/Observable$Observer;)V

    .line 119
    iget-object p2, p0, Landroidx/camera/camera2/impl/CameraAvailabilityRegistry;->mCameraStates:Ljava/util/Map;

    invoke-interface {p2, p1}, Ljava/util/Map;->remove(Ljava/lang/Object;)Ljava/lang/Object;

    move-result-object p1

    if-nez p1, :cond_0

    .line 120
    monitor-exit v0

    return-void

    .line 123
    :cond_0
    invoke-direct {p0}, Landroidx/camera/camera2/impl/CameraAvailabilityRegistry;->recalculateAvailableCameras()I

    move-result p1

    .line 124
    monitor-exit v0
    :try_end_0
    .catchall {:try_start_0 .. :try_end_0} :catchall_0

    .line 126
    iget-object p2, p0, Landroidx/camera/camera2/impl/CameraAvailabilityRegistry;->mAvailableCameras:Landroidx/camera/core/impl/LiveDataObservable;

    invoke-static {p1}, Ljava/lang/Integer;->valueOf(I)Ljava/lang/Integer;

    move-result-object p1

    invoke-virtual {p2, p1}, Landroidx/camera/core/impl/LiveDataObservable;->postValue(Ljava/lang/Object;)V

    return-void

    :catchall_0
    move-exception p1

    .line 124
    :try_start_1
    monitor-exit v0
    :try_end_1
    .catchall {:try_start_1 .. :try_end_1} :catchall_0

    throw p1
.end method

.method updateState(Landroidx/camera/core/BaseCamera;Landroidx/camera/core/BaseCamera$State;)V
    .locals 2

    .line 133
    iget-object v0, p0, Landroidx/camera/camera2/impl/CameraAvailabilityRegistry;->mLock:Ljava/lang/Object;

    monitor-enter v0

    .line 136
    :try_start_0
    iget-object v1, p0, Landroidx/camera/camera2/impl/CameraAvailabilityRegistry;->mCameraStates:Ljava/util/Map;

    invoke-interface {v1, p1}, Ljava/util/Map;->containsKey(Ljava/lang/Object;)Z

    move-result v1

    if-eqz v1, :cond_1

    iget-object v1, p0, Landroidx/camera/camera2/impl/CameraAvailabilityRegistry;->mCameraStates:Ljava/util/Map;

    invoke-interface {v1, p1, p2}, Ljava/util/Map;->put(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;

    move-result-object p1

    if-ne p1, p2, :cond_0

    goto :goto_0

    .line 140
    :cond_0
    invoke-direct {p0}, Landroidx/camera/camera2/impl/CameraAvailabilityRegistry;->recalculateAvailableCameras()I

    move-result p1

    .line 141
    monitor-exit v0
    :try_end_0
    .catchall {:try_start_0 .. :try_end_0} :catchall_0

    .line 143
    iget-object p2, p0, Landroidx/camera/camera2/impl/CameraAvailabilityRegistry;->mAvailableCameras:Landroidx/camera/core/impl/LiveDataObservable;

    invoke-static {p1}, Ljava/lang/Integer;->valueOf(I)Ljava/lang/Integer;

    move-result-object p1

    invoke-virtual {p2, p1}, Landroidx/camera/core/impl/LiveDataObservable;->postValue(Ljava/lang/Object;)V

    return-void

    .line 137
    :cond_1
    :goto_0
    :try_start_1
    monitor-exit v0

    return-void

    :catchall_0
    move-exception p1

    .line 141
    monitor-exit v0
    :try_end_1
    .catchall {:try_start_1 .. :try_end_1} :catchall_0

    throw p1
.end method