.class public final Lcom/facebook/appevents/ml/Utils;
.super Ljava/lang/Object;
.source "SourceFile"


# annotations
.annotation build Landroidx/annotation/RestrictTo;
    value = {
        .enum Landroidx/annotation/RestrictTo$Scope;->LIBRARY_GROUP:Landroidx/annotation/RestrictTo$Scope;
    }
.end annotation


# static fields
.field private static final DIR_NAME:Ljava/lang/String; = "facebook_ml/"

.field public static final INSTANCE:Lcom/facebook/appevents/ml/Utils;


# direct methods
.method static constructor <clinit>()V
    .locals 1

    new-instance v0, Lcom/facebook/appevents/ml/Utils;

    invoke-direct {v0}, Lcom/facebook/appevents/ml/Utils;-><init>()V

    sput-object v0, Lcom/facebook/appevents/ml/Utils;->INSTANCE:Lcom/facebook/appevents/ml/Utils;

    return-void
.end method

.method private constructor <init>()V
    .locals 0

    .line 24
    invoke-direct {p0}, Ljava/lang/Object;-><init>()V

    return-void
.end method

.method public static final getMlDir()Ljava/io/File;
    .locals 5

    const-class v0, Lcom/facebook/appevents/ml/Utils;

    invoke-static {v0}, Lcom/facebook/internal/instrument/crashshield/CrashShieldHandler;->isObjectCrashing(Ljava/lang/Object;)Z

    move-result v1

    const/4 v2, 0x0

    if-eqz v1, :cond_0

    return-object v2

    .line 50
    :cond_0
    :try_start_0
    new-instance v1, Ljava/io/File;

    invoke-static {}, Lcom/facebook/FacebookSdk;->getApplicationContext()Landroid/content/Context;

    move-result-object v3

    invoke-virtual {v3}, Landroid/content/Context;->getFilesDir()Ljava/io/File;

    move-result-object v3

    const-string v4, "facebook_ml/"

    invoke-direct {v1, v3, v4}, Ljava/io/File;-><init>(Ljava/io/File;Ljava/lang/String;)V

    .line 51
    invoke-virtual {v1}, Ljava/io/File;->exists()Z

    move-result v3

    if-nez v3, :cond_1

    invoke-virtual {v1}, Ljava/io/File;->mkdirs()Z

    move-result v0
    :try_end_0
    .catchall {:try_start_0 .. :try_end_0} :catchall_0

    if-eqz v0, :cond_2

    goto :goto_0

    :catchall_0
    move-exception v1

    goto :goto_1

    :cond_1
    :goto_0
    move-object v2, v1

    :cond_2
    return-object v2

    :goto_1
    invoke-static {v1, v0}, Lcom/facebook/internal/instrument/crashshield/CrashShieldHandler;->handleThrowable(Ljava/lang/Throwable;Ljava/lang/Object;)V

    return-object v2
.end method

.method public static final parseModelWeights(Ljava/io/File;)Ljava/util/Map;
    .locals 17
    .annotation system Ldalvik/annotation/Signature;
        value = {
            "(",
            "Ljava/io/File;",
            ")",
            "Ljava/util/Map<",
            "Ljava/lang/String;",
            "Lcom/facebook/appevents/ml/MTensor;",
            ">;"
        }
    .end annotation

    move-object/from16 v0, p0

    const-class v1, Lcom/facebook/appevents/ml/Utils;

    invoke-static {v1}, Lcom/facebook/internal/instrument/crashshield/CrashShieldHandler;->isObjectCrashing(Ljava/lang/Object;)Z

    move-result v2

    const/4 v3, 0x0

    if-eqz v2, :cond_0

    return-object v3

    :cond_0
    :try_start_0
    const-string v2, "file"

    invoke-static {v0, v2}, Lkotlin/jvm/internal/Intrinsics;->checkNotNullParameter(Ljava/lang/Object;Ljava/lang/String;)V
    :try_end_0
    .catchall {:try_start_0 .. :try_end_0} :catchall_0

    .line 73
    :try_start_1
    new-instance v2, Ljava/io/FileInputStream;

    invoke-direct {v2, v0}, Ljava/io/FileInputStream;-><init>(Ljava/io/File;)V

    .line 74
    invoke-virtual {v2}, Ljava/io/InputStream;->available()I

    move-result v0

    .line 75
    new-instance v4, Ljava/io/DataInputStream;

    invoke-direct {v4, v2}, Ljava/io/DataInputStream;-><init>(Ljava/io/InputStream;)V

    .line 76
    new-array v2, v0, [B

    .line 77
    invoke-virtual {v4, v2}, Ljava/io/DataInputStream;->readFully([B)V

    .line 78
    invoke-virtual {v4}, Ljava/io/InputStream;->close()V

    const/4 v4, 0x4

    if-ge v0, v4, :cond_1

    return-object v3

    :cond_1
    const/4 v5, 0x0

    .line 82
    invoke-static {v2, v5, v4}, Ljava/nio/ByteBuffer;->wrap([BII)Ljava/nio/ByteBuffer;

    move-result-object v6

    .line 83
    sget-object v7, Ljava/nio/ByteOrder;->LITTLE_ENDIAN:Ljava/nio/ByteOrder;

    invoke-virtual {v6, v7}, Ljava/nio/ByteBuffer;->order(Ljava/nio/ByteOrder;)Ljava/nio/ByteBuffer;

    .line 84
    invoke-virtual {v6}, Ljava/nio/ByteBuffer;->getInt()I

    move-result v6

    add-int/lit8 v7, v6, 0x4

    if-ge v0, v7, :cond_2

    return-object v3

    .line 88
    :cond_2
    new-instance v8, Ljava/lang/String;

    sget-object v9, Lkotlin/text/Charsets;->UTF_8:Ljava/nio/charset/Charset;

    invoke-direct {v8, v2, v4, v6, v9}, Ljava/lang/String;-><init>([BIILjava/nio/charset/Charset;)V

    .line 89
    new-instance v4, Lorg/json/JSONObject;

    invoke-direct {v4, v8}, Lorg/json/JSONObject;-><init>(Ljava/lang/String;)V

    .line 90
    invoke-virtual {v4}, Lorg/json/JSONObject;->names()Lorg/json/JSONArray;

    move-result-object v6

    .line 91
    invoke-virtual {v6}, Lorg/json/JSONArray;->length()I

    move-result v8

    new-array v9, v8, [Ljava/lang/String;
    :try_end_1
    .catch Ljava/lang/Exception; {:try_start_1 .. :try_end_1} :catch_0
    .catchall {:try_start_1 .. :try_end_1} :catchall_1

    add-int/lit8 v10, v8, -0x1

    if-ltz v10, :cond_4

    move v11, v5

    :goto_0
    add-int/lit8 v12, v11, 0x1

    .line 93
    :try_start_2
    invoke-virtual {v6, v11}, Lorg/json/JSONArray;->getString(I)Ljava/lang/String;

    move-result-object v13

    aput-object v13, v9, v11
    :try_end_2
    .catch Ljava/lang/Exception; {:try_start_2 .. :try_end_2} :catch_0
    .catchall {:try_start_2 .. :try_end_2} :catchall_0

    if-le v12, v10, :cond_3

    goto :goto_1

    :cond_3
    move v11, v12

    goto :goto_0

    :catchall_0
    move-exception v0

    move-object v2, v3

    goto/16 :goto_6

    :catch_0
    move-object v2, v3

    goto :goto_5

    .line 95
    :cond_4
    :goto_1
    :try_start_3
    invoke-static {v9}, Lkotlin/collections/ArraysKt;->sort([Ljava/lang/Object;)V

    .line 97
    new-instance v6, Ljava/util/HashMap;

    invoke-direct {v6}, Ljava/util/HashMap;-><init>()V

    move v10, v5

    :goto_2
    if-ge v10, v8, :cond_9

    .line 98
    aget-object v11, v9, v10

    add-int/lit8 v10, v10, 0x1

    if-nez v11, :cond_5

    goto :goto_2

    .line 103
    :cond_5
    invoke-virtual {v4, v11}, Lorg/json/JSONObject;->getJSONArray(Ljava/lang/String;)Lorg/json/JSONArray;

    move-result-object v12

    .line 104
    invoke-virtual {v12}, Lorg/json/JSONArray;->length()I

    move-result v13

    new-array v14, v13, [I
    :try_end_3
    .catch Ljava/lang/Exception; {:try_start_3 .. :try_end_3} :catch_0
    .catchall {:try_start_3 .. :try_end_3} :catchall_1

    add-int/lit8 v13, v13, -0x1

    const/4 v15, 0x1

    if-ltz v13, :cond_7

    :goto_3
    add-int/lit8 v3, v5, 0x1

    .line 106
    :try_start_4
    invoke-virtual {v12, v5}, Lorg/json/JSONArray;->getInt(I)I

    move-result v16

    aput v16, v14, v5

    mul-int v15, v15, v16

    if-le v3, v13, :cond_6

    goto :goto_4

    :cond_6
    move v5, v3

    const/4 v3, 0x0

    goto :goto_3

    :catchall_1
    move-exception v0

    const/4 v2, 0x0

    goto :goto_6

    :catch_1
    const/4 v2, 0x0

    goto :goto_5

    :cond_7
    :goto_4
    mul-int/lit8 v3, v15, 0x4

    add-int v5, v7, v3

    if-le v5, v0, :cond_8

    const/4 v12, 0x0

    return-object v12

    .line 112
    :cond_8
    invoke-static {v2, v7, v3}, Ljava/nio/ByteBuffer;->wrap([BII)Ljava/nio/ByteBuffer;

    move-result-object v3

    .line 113
    sget-object v7, Ljava/nio/ByteOrder;->LITTLE_ENDIAN:Ljava/nio/ByteOrder;

    invoke-virtual {v3, v7}, Ljava/nio/ByteBuffer;->order(Ljava/nio/ByteOrder;)Ljava/nio/ByteBuffer;

    .line 114
    new-instance v7, Lcom/facebook/appevents/ml/MTensor;

    invoke-direct {v7, v14}, Lcom/facebook/appevents/ml/MTensor;-><init>([I)V

    .line 115
    invoke-virtual {v3}, Ljava/nio/ByteBuffer;->asFloatBuffer()Ljava/nio/FloatBuffer;

    move-result-object v3

    invoke-virtual {v7}, Lcom/facebook/appevents/ml/MTensor;->getData()[F

    move-result-object v12

    const/4 v13, 0x0

    invoke-virtual {v3, v12, v13, v15}, Ljava/nio/FloatBuffer;->get([FII)Ljava/nio/FloatBuffer;

    .line 116
    invoke-interface {v6, v11, v7}, Ljava/util/Map;->put(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
    :try_end_4
    .catch Ljava/lang/Exception; {:try_start_4 .. :try_end_4} :catch_1
    .catchall {:try_start_4 .. :try_end_4} :catchall_1

    move v7, v5

    move v5, v13

    const/4 v3, 0x0

    goto :goto_2

    :cond_9
    return-object v6

    :goto_5
    return-object v2

    .line 123
    :goto_6
    invoke-static {v0, v1}, Lcom/facebook/internal/instrument/crashshield/CrashShieldHandler;->handleThrowable(Ljava/lang/Throwable;Ljava/lang/Object;)V

    return-object v2
.end method


# virtual methods
.method public final normalizeString(Ljava/lang/String;)Ljava/lang/String;
    .locals 8

    invoke-static {p0}, Lcom/facebook/internal/instrument/crashshield/CrashShieldHandler;->isObjectCrashing(Ljava/lang/Object;)Z

    move-result v0

    const/4 v1, 0x0

    if-eqz v0, :cond_0

    return-object v1

    :cond_0
    :try_start_0
    const-string v0, "str"

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

    .line 80
    invoke-interface {p1}, Ljava/lang/CharSequence;->length()I

    move-result v0

    const/4 v2, 0x1

    sub-int/2addr v0, v2

    const/4 v3, 0x0

    move v4, v3

    move v5, v4

    :goto_0
    if-gt v4, v0, :cond_6

    if-nez v5, :cond_1

    move v6, v4

    goto :goto_1

    :cond_1
    move v6, v0

    .line 85
    :goto_1
    invoke-interface {p1, v6}, Ljava/lang/CharSequence;->charAt(I)C

    move-result v6

    const/16 v7, 0x20

    .line 43
    invoke-static {v6, v7}, Lkotlin/jvm/internal/Intrinsics;->compare(II)I

    move-result v6

    if-gtz v6, :cond_2

    move v6, v2

    goto :goto_2

    :cond_2
    move v6, v3

    :goto_2
    if-nez v5, :cond_4

    if-nez v6, :cond_3

    move v5, v2

    goto :goto_0

    :cond_3
    add-int/lit8 v4, v4, 0x1

    goto :goto_0

    :cond_4
    if-nez v6, :cond_5

    goto :goto_3

    :cond_5
    add-int/lit8 v0, v0, -0x1

    goto :goto_0

    :catchall_0
    move-exception p1

    goto :goto_4

    :cond_6
    :goto_3
    add-int/2addr v0, v2

    .line 100
    invoke-interface {p1, v4, v0}, Ljava/lang/CharSequence;->subSequence(II)Ljava/lang/CharSequence;

    move-result-object p1

    .line 107
    invoke-virtual {p1}, Ljava/lang/Object;->toString()Ljava/lang/String;

    move-result-object p1

    const-string v0, "\\s+"

    .line 44
    new-instance v2, Lkotlin/text/Regex;

    invoke-direct {v2, v0}, Lkotlin/text/Regex;-><init>(Ljava/lang/String;)V

    invoke-virtual {v2, p1, v3}, Lkotlin/text/Regex;->split(Ljava/lang/CharSequence;I)Ljava/util/List;

    move-result-object p1

    check-cast p1, Ljava/util/Collection;

    new-array v0, v3, [Ljava/lang/String;

    .line 38
    invoke-interface {p1, v0}, Ljava/util/Collection;->toArray([Ljava/lang/Object;)[Ljava/lang/Object;

    move-result-object p1

    if-eqz p1, :cond_7

    .line 44
    check-cast p1, [Ljava/lang/String;

    const-string v0, " "

    .line 45
    invoke-static {v0, p1}, Landroid/text/TextUtils;->join(Ljava/lang/CharSequence;[Ljava/lang/Object;)Ljava/lang/String;

    move-result-object p1

    const-string v0, "join(\" \", strArray)"

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

    return-object p1

    .line 38
    :cond_7
    new-instance p1, Ljava/lang/NullPointerException;

    const-string v0, "null cannot be cast to non-null type kotlin.Array<T>"

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

    throw p1
    :try_end_0
    .catchall {:try_start_0 .. :try_end_0} :catchall_0

    .line 45
    :goto_4
    invoke-static {p1, p0}, Lcom/facebook/internal/instrument/crashshield/CrashShieldHandler;->handleThrowable(Ljava/lang/Throwable;Ljava/lang/Object;)V

    return-object v1
.end method

.method public final vectorize(Ljava/lang/String;I)[I
    .locals 6

    invoke-static {p0}, Lcom/facebook/internal/instrument/crashshield/CrashShieldHandler;->isObjectCrashing(Ljava/lang/Object;)Z

    move-result v0

    const/4 v1, 0x0

    if-eqz v0, :cond_0

    return-object v1

    :cond_0
    :try_start_0
    const-string v0, "texts"

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

    .line 29
    new-array v0, p2, [I

    .line 30
    invoke-virtual {p0, p1}, Lcom/facebook/appevents/ml/Utils;->normalizeString(Ljava/lang/String;)Ljava/lang/String;

    move-result-object p1

    const-string v2, "UTF-8"

    .line 31
    invoke-static {v2}, Ljava/nio/charset/Charset;->forName(Ljava/lang/String;)Ljava/nio/charset/Charset;

    move-result-object v2

    const-string v3, "forName(\"UTF-8\")"

    invoke-static {v2, v3}, Lkotlin/jvm/internal/Intrinsics;->checkNotNullExpressionValue(Ljava/lang/Object;Ljava/lang/String;)V

    if-eqz p1, :cond_4

    invoke-virtual {p1, v2}, Ljava/lang/String;->getBytes(Ljava/nio/charset/Charset;)[B

    move-result-object p1

    const-string v2, "(this as java.lang.String).getBytes(charset)"

    invoke-static {p1, v2}, Lkotlin/jvm/internal/Intrinsics;->checkNotNullExpressionValue(Ljava/lang/Object;Ljava/lang/String;)V

    if-lez p2, :cond_3

    const/4 v2, 0x0

    move v3, v2

    :goto_0
    add-int/lit8 v4, v3, 0x1

    .line 33
    array-length v5, p1

    if-ge v3, v5, :cond_1

    .line 34
    aget-byte v5, p1, v3

    and-int/lit16 v5, v5, 0xff

    aput v5, v0, v3

    goto :goto_1

    :catchall_0
    move-exception p1

    goto :goto_3

    .line 36
    :cond_1
    aput v2, v0, v3

    :goto_1
    if-lt v4, p2, :cond_2

    goto :goto_2

    :cond_2
    move v3, v4

    goto :goto_0

    :cond_3
    :goto_2
    return-object v0

    .line 31
    :cond_4
    new-instance p1, Ljava/lang/NullPointerException;

    const-string p2, "null cannot be cast to non-null type java.lang.String"

    invoke-direct {p1, p2}, Ljava/lang/NullPointerException;-><init>(Ljava/lang/String;)V

    throw p1
    :try_end_0
    .catchall {:try_start_0 .. :try_end_0} :catchall_0

    .line 39
    :goto_3
    invoke-static {p1, p0}, Lcom/facebook/internal/instrument/crashshield/CrashShieldHandler;->handleThrowable(Ljava/lang/Throwable;Ljava/lang/Object;)V

    return-object v1
.end method