CachedContentIndex.smali

.class Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;
.super Ljava/lang/Object;
.source "SourceFile"


# static fields
.field public static final FILE_NAME:Ljava/lang/String; = "cached_content_index.exi"

.field private static final FLAG_ENCRYPTED_INDEX:I = 0x1

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

.field private static final VERSION:I = 0x1


# instance fields
.field private final atomicFile:Lcom/google/android/exoplayer2/util/AtomicFile;

.field private bufferedOutputStream:Lcom/google/android/exoplayer2/util/ReusableBufferedOutputStream;

.field private changed:Z

.field private final cipher:Ljavax/crypto/Cipher;

.field private final encrypt:Z

.field private final idToKey:Landroid/util/SparseArray;
    .annotation system Ldalvik/annotation/Signature;
        value = {
            "Landroid/util/SparseArray<",
            "Ljava/lang/String;",
            ">;"
        }
    .end annotation
.end field

.field private final keyToContent:Ljava/util/HashMap;
    .annotation system Ldalvik/annotation/Signature;
        value = {
            "Ljava/util/HashMap<",
            "Ljava/lang/String;",
            "Lcom/google/android/exoplayer2/upstream/cache/CachedContent;",
            ">;"
        }
    .end annotation
.end field

.field private final secretKeySpec:Ljavax/crypto/spec/SecretKeySpec;


# direct methods
.method public constructor <init>(Ljava/io/File;)V
    .registers 3

    const/4 v0, 0x0

    .line 77
    invoke-direct {p0, p1, v0}, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;-><init>(Ljava/io/File;[B)V

    return-void
.end method

.method public constructor <init>(Ljava/io/File;[B)V
    .registers 4

    if-eqz p2, :cond_4

    const/4 v0, 0x1

    goto :goto_5

    :cond_4
    const/4 v0, 0x0

    .line 87
    :goto_5
    invoke-direct {p0, p1, p2, v0}, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;-><init>(Ljava/io/File;[BZ)V

    return-void
.end method

.method public constructor <init>(Ljava/io/File;[BZ)V
    .registers 6

    .line 98
    invoke-direct {p0}, Ljava/lang/Object;-><init>()V

    .line 99
    iput-boolean p3, p0, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->encrypt:Z

    const/4 v0, 0x1

    if-eqz p2, :cond_2b

    .line 101
    array-length p3, p2

    const/16 v1, 0x10

    if-ne p3, v1, :cond_e

    goto :goto_f

    :cond_e
    const/4 v0, 0x0

    :goto_f
    invoke-static {v0}, Lcom/google/android/exoplayer2/util/Assertions;->checkArgument(Z)V

    .line 103
    :try_start_12
    invoke-static {}, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->getCipher()Ljavax/crypto/Cipher;

    move-result-object p3

    iput-object p3, p0, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->cipher:Ljavax/crypto/Cipher;

    .line 104
    new-instance p3, Ljavax/crypto/spec/SecretKeySpec;

    const-string v0, "AES"

    invoke-direct {p3, p2, v0}, Ljavax/crypto/spec/SecretKeySpec;-><init>([BLjava/lang/String;)V

    iput-object p3, p0, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->secretKeySpec:Ljavax/crypto/spec/SecretKeySpec;
    :try_end_21
    .catch Ljava/security/NoSuchAlgorithmException; {:try_start_12 .. :try_end_21} :catch_24
    .catch Ljavax/crypto/NoSuchPaddingException; {:try_start_12 .. :try_end_21} :catch_22

    goto :goto_35

    :catch_22
    move-exception p1

    goto :goto_25

    :catch_24
    move-exception p1

    .line 106
    :goto_25
    new-instance p2, Ljava/lang/IllegalStateException;

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

    throw p2

    :cond_2b
    xor-int/lit8 p2, p3, 0x1

    .line 109
    invoke-static {p2}, Lcom/google/android/exoplayer2/util/Assertions;->checkState(Z)V

    const/4 p2, 0x0

    .line 110
    iput-object p2, p0, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->cipher:Ljavax/crypto/Cipher;

    .line 111
    iput-object p2, p0, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->secretKeySpec:Ljavax/crypto/spec/SecretKeySpec;

    .line 113
    :goto_35
    new-instance p2, Ljava/util/HashMap;

    invoke-direct {p2}, Ljava/util/HashMap;-><init>()V

    iput-object p2, p0, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->keyToContent:Ljava/util/HashMap;

    .line 114
    new-instance p2, Landroid/util/SparseArray;

    invoke-direct {p2}, Landroid/util/SparseArray;-><init>()V

    iput-object p2, p0, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->idToKey:Landroid/util/SparseArray;

    .line 115
    new-instance p2, Lcom/google/android/exoplayer2/util/AtomicFile;

    new-instance p3, Ljava/io/File;

    const-string v0, "cached_content_index.exi"

    invoke-direct {p3, p1, v0}, Ljava/io/File;-><init>(Ljava/io/File;Ljava/lang/String;)V

    invoke-direct {p2, p3}, Lcom/google/android/exoplayer2/util/AtomicFile;-><init>(Ljava/io/File;)V

    iput-object p2, p0, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->atomicFile:Lcom/google/android/exoplayer2/util/AtomicFile;

    return-void
.end method

.method private add(Lcom/google/android/exoplayer2/upstream/cache/CachedContent;)V
    .registers 4

    .line 339
    iget-object v0, p0, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->keyToContent:Ljava/util/HashMap;

    iget-object v1, p1, Lcom/google/android/exoplayer2/upstream/cache/CachedContent;->key:Ljava/lang/String;

    invoke-virtual {v0, v1, p1}, Ljava/util/HashMap;->put(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;

    .line 340
    iget-object v0, p0, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->idToKey:Landroid/util/SparseArray;

    iget v1, p1, Lcom/google/android/exoplayer2/upstream/cache/CachedContent;->id:I

    iget-object p1, p1, Lcom/google/android/exoplayer2/upstream/cache/CachedContent;->key:Ljava/lang/String;

    invoke-virtual {v0, v1, p1}, Landroid/util/SparseArray;->put(ILjava/lang/Object;)V

    return-void
.end method

.method private addNew(Ljava/lang/String;J)Lcom/google/android/exoplayer2/upstream/cache/CachedContent;
    .registers 6

    .line 350
    iget-object v0, p0, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->idToKey:Landroid/util/SparseArray;

    invoke-static {v0}, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->getNewId(Landroid/util/SparseArray;)I

    move-result v0

    .line 351
    new-instance v1, Lcom/google/android/exoplayer2/upstream/cache/CachedContent;

    invoke-direct {v1, v0, p1, p2, p3}, Lcom/google/android/exoplayer2/upstream/cache/CachedContent;-><init>(ILjava/lang/String;J)V

    .line 352
    invoke-virtual {p0, v1}, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->addNew(Lcom/google/android/exoplayer2/upstream/cache/CachedContent;)V

    return-object v1
.end method

.method private static getCipher()Ljavax/crypto/Cipher;
    .registers 3
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljavax/crypto/NoSuchPaddingException;,
            Ljava/security/NoSuchAlgorithmException;
        }
    .end annotation

    .line 358
    sget v0, Lcom/google/android/exoplayer2/util/Util;->SDK_INT:I

    const-string v1, "AES/CBC/PKCS5PADDING"

    const/16 v2, 0x12

    if-ne v0, v2, :cond_f

    :try_start_8
    const-string v0, "BC"

    .line 360
    invoke-static {v1, v0}, Ljavax/crypto/Cipher;->getInstance(Ljava/lang/String;Ljava/lang/String;)Ljavax/crypto/Cipher;

    move-result-object v0
    :try_end_e
    .catchall {:try_start_8 .. :try_end_e} :catchall_f

    return-object v0

    .line 365
    :catchall_f
    :cond_f
    invoke-static {v1}, Ljavax/crypto/Cipher;->getInstance(Ljava/lang/String;)Ljavax/crypto/Cipher;

    move-result-object v0

    return-object v0
.end method

.method public static getNewId(Landroid/util/SparseArray;)I
    .registers 4
    .annotation system Ldalvik/annotation/Signature;
        value = {
            "(",
            "Landroid/util/SparseArray<",
            "Ljava/lang/String;",
            ">;)I"
        }
    .end annotation

    .line 375
    invoke-virtual {p0}, Landroid/util/SparseArray;->size()I

    move-result v0

    const/4 v1, 0x0

    if-nez v0, :cond_9

    const/4 v2, 0x0

    goto :goto_11

    :cond_9
    add-int/lit8 v2, v0, -0x1

    .line 376
    invoke-virtual {p0, v2}, Landroid/util/SparseArray;->keyAt(I)I

    move-result v2

    add-int/lit8 v2, v2, 0x1

    :goto_11
    if-gez v2, :cond_1f

    :goto_13
    if-ge v1, v0, :cond_1e

    .line 380
    invoke-virtual {p0, v1}, Landroid/util/SparseArray;->keyAt(I)I

    move-result v2

    if-ne v1, v2, :cond_1e

    add-int/lit8 v1, v1, 0x1

    goto :goto_13

    :cond_1e
    move v2, v1

    :cond_1f
    return v2
.end method

.method private readFile()Z
    .registers 9

    const/4 v0, 0x0

    const/4 v1, 0x0

    .line 242
    :try_start_2
    new-instance v2, Ljava/io/BufferedInputStream;

    iget-object v3, p0, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->atomicFile:Lcom/google/android/exoplayer2/util/AtomicFile;

    invoke-virtual {v3}, Lcom/google/android/exoplayer2/util/AtomicFile;->openRead()Ljava/io/InputStream;

    move-result-object v3

    invoke-direct {v2, v3}, Ljava/io/BufferedInputStream;-><init>(Ljava/io/InputStream;)V

    .line 243
    new-instance v3, Ljava/io/DataInputStream;

    invoke-direct {v3, v2}, Ljava/io/DataInputStream;-><init>(Ljava/io/InputStream;)V
    :try_end_12
    .catch Ljava/io/FileNotFoundException; {:try_start_2 .. :try_end_12} :catch_83
    .catch Ljava/io/IOException; {:try_start_2 .. :try_end_12} :catch_8b
    .catchall {:try_start_2 .. :try_end_12} :catchall_89

    .line 244
    :try_start_12
    invoke-virtual {v3}, Ljava/io/DataInputStream;->readInt()I

    move-result v1
    :try_end_16
    .catch Ljava/io/FileNotFoundException; {:try_start_12 .. :try_end_16} :catch_87
    .catch Ljava/io/IOException; {:try_start_12 .. :try_end_16} :catch_85
    .catchall {:try_start_12 .. :try_end_16} :catchall_9b

    const/4 v4, 0x1

    if-eq v1, v4, :cond_1d

    .line 285
    invoke-static {v3}, Lcom/google/android/exoplayer2/util/Util;->closeQuietly(Ljava/io/Closeable;)V

    return v0

    .line 250
    :cond_1d
    :try_start_1d
    invoke-virtual {v3}, Ljava/io/DataInputStream;->readInt()I

    move-result v1

    and-int/2addr v1, v4

    if-eqz v1, :cond_56

    .line 252
    iget-object v1, p0, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->cipher:Ljavax/crypto/Cipher;
    :try_end_26
    .catch Ljava/io/FileNotFoundException; {:try_start_1d .. :try_end_26} :catch_87
    .catch Ljava/io/IOException; {:try_start_1d .. :try_end_26} :catch_85
    .catchall {:try_start_1d .. :try_end_26} :catchall_9b

    if-nez v1, :cond_2c

    .line 285
    invoke-static {v3}, Lcom/google/android/exoplayer2/util/Util;->closeQuietly(Ljava/io/Closeable;)V

    return v0

    :cond_2c
    const/16 v1, 0x10

    :try_start_2e
    new-array v1, v1, [B

    .line 256
    invoke-virtual {v3, v1}, Ljava/io/DataInputStream;->readFully([B)V

    .line 257
    new-instance v5, Ljavax/crypto/spec/IvParameterSpec;

    invoke-direct {v5, v1}, Ljavax/crypto/spec/IvParameterSpec;-><init>([B)V
    :try_end_38
    .catch Ljava/io/FileNotFoundException; {:try_start_2e .. :try_end_38} :catch_87
    .catch Ljava/io/IOException; {:try_start_2e .. :try_end_38} :catch_85
    .catchall {:try_start_2e .. :try_end_38} :catchall_9b

    .line 259
    :try_start_38
    iget-object v1, p0, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->cipher:Ljavax/crypto/Cipher;

    const/4 v6, 0x2

    iget-object v7, p0, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->secretKeySpec:Ljavax/crypto/spec/SecretKeySpec;

    invoke-virtual {v1, v6, v7, v5}, Ljavax/crypto/Cipher;->init(ILjava/security/Key;Ljava/security/spec/AlgorithmParameterSpec;)V
    :try_end_40
    .catch Ljava/security/InvalidKeyException; {:try_start_38 .. :try_end_40} :catch_4f
    .catch Ljava/security/InvalidAlgorithmParameterException; {:try_start_38 .. :try_end_40} :catch_4d
    .catch Ljava/io/FileNotFoundException; {:try_start_38 .. :try_end_40} :catch_87
    .catch Ljava/io/IOException; {:try_start_38 .. :try_end_40} :catch_85
    .catchall {:try_start_38 .. :try_end_40} :catchall_9b

    .line 263
    :try_start_40
    new-instance v1, Ljava/io/DataInputStream;

    new-instance v5, Ljavax/crypto/CipherInputStream;

    iget-object v6, p0, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->cipher:Ljavax/crypto/Cipher;

    invoke-direct {v5, v2, v6}, Ljavax/crypto/CipherInputStream;-><init>(Ljava/io/InputStream;Ljavax/crypto/Cipher;)V

    invoke-direct {v1, v5}, Ljava/io/DataInputStream;-><init>(Ljava/io/InputStream;)V

    goto :goto_5d

    :catch_4d
    move-exception v1

    goto :goto_50

    :catch_4f
    move-exception v1

    .line 261
    :goto_50
    new-instance v2, Ljava/lang/IllegalStateException;

    invoke-direct {v2, v1}, Ljava/lang/IllegalStateException;-><init>(Ljava/lang/Throwable;)V

    throw v2

    .line 264
    :cond_56
    iget-boolean v1, p0, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->encrypt:Z

    if-eqz v1, :cond_5c

    .line 265
    iput-boolean v4, p0, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->changed:Z
    :try_end_5c
    .catch Ljava/io/FileNotFoundException; {:try_start_40 .. :try_end_5c} :catch_87
    .catch Ljava/io/IOException; {:try_start_40 .. :try_end_5c} :catch_85
    .catchall {:try_start_40 .. :try_end_5c} :catchall_9b

    :cond_5c
    move-object v1, v3

    .line 268
    :goto_5d
    :try_start_5d
    invoke-virtual {v1}, Ljava/io/DataInputStream;->readInt()I

    move-result v2

    const/4 v3, 0x0

    const/4 v5, 0x0

    :goto_63
    if-ge v3, v2, :cond_75

    .line 271
    new-instance v6, Lcom/google/android/exoplayer2/upstream/cache/CachedContent;

    invoke-direct {v6, v1}, Lcom/google/android/exoplayer2/upstream/cache/CachedContent;-><init>(Ljava/io/DataInputStream;)V

    .line 272
    invoke-direct {p0, v6}, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->add(Lcom/google/android/exoplayer2/upstream/cache/CachedContent;)V

    .line 273
    invoke-virtual {v6}, Lcom/google/android/exoplayer2/upstream/cache/CachedContent;->headerHashCode()I

    move-result v6

    add-int/2addr v5, v6

    add-int/lit8 v3, v3, 0x1

    goto :goto_63

    .line 275
    :cond_75
    invoke-virtual {v1}, Ljava/io/DataInputStream;->readInt()I

    move-result v2
    :try_end_79
    .catch Ljava/io/FileNotFoundException; {:try_start_5d .. :try_end_79} :catch_83
    .catch Ljava/io/IOException; {:try_start_5d .. :try_end_79} :catch_8b
    .catchall {:try_start_5d .. :try_end_79} :catchall_89

    if-eq v2, v5, :cond_7f

    .line 285
    invoke-static {v1}, Lcom/google/android/exoplayer2/util/Util;->closeQuietly(Ljava/io/Closeable;)V

    return v0

    :cond_7f
    invoke-static {v1}, Lcom/google/android/exoplayer2/util/Util;->closeQuietly(Ljava/io/Closeable;)V

    return v4

    :catch_83
    nop

    goto :goto_a3

    :catch_85
    move-exception v1

    goto :goto_8e

    :catch_87
    move-object v1, v3

    goto :goto_a3

    :catchall_89
    move-exception v0

    goto :goto_9d

    :catch_8b
    move-exception v2

    move-object v3, v1

    move-object v1, v2

    :goto_8e
    :try_start_8e
    const-string v2, "CachedContentIndex"

    const-string v4, "Error reading cache content index file."

    .line 281
    invoke-static {v2, v4, v1}, Landroid/util/Log;->e(Ljava/lang/String;Ljava/lang/String;Ljava/lang/Throwable;)I
    :try_end_95
    .catchall {:try_start_8e .. :try_end_95} :catchall_9b

    if-eqz v3, :cond_9a

    .line 285
    invoke-static {v3}, Lcom/google/android/exoplayer2/util/Util;->closeQuietly(Ljava/io/Closeable;)V

    :cond_9a
    return v0

    :catchall_9b
    move-exception v0

    move-object v1, v3

    :goto_9d
    if-eqz v1, :cond_a2

    invoke-static {v1}, Lcom/google/android/exoplayer2/util/Util;->closeQuietly(Ljava/io/Closeable;)V

    :cond_a2
    throw v0

    :goto_a3
    if-eqz v1, :cond_a8

    invoke-static {v1}, Lcom/google/android/exoplayer2/util/Util;->closeQuietly(Ljava/io/Closeable;)V

    :cond_a8
    return v0
.end method

.method private writeFile()V
    .registers 9
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Lcom/google/android/exoplayer2/upstream/cache/Cache$CacheException;
        }
    .end annotation

    const/4 v0, 0x0

    .line 294
    :try_start_1
    iget-object v1, p0, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->atomicFile:Lcom/google/android/exoplayer2/util/AtomicFile;

    invoke-virtual {v1}, Lcom/google/android/exoplayer2/util/AtomicFile;->startWrite()Ljava/io/OutputStream;

    move-result-object v1

    .line 295
    iget-object v2, p0, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->bufferedOutputStream:Lcom/google/android/exoplayer2/util/ReusableBufferedOutputStream;

    if-nez v2, :cond_13

    .line 296
    new-instance v2, Lcom/google/android/exoplayer2/util/ReusableBufferedOutputStream;

    invoke-direct {v2, v1}, Lcom/google/android/exoplayer2/util/ReusableBufferedOutputStream;-><init>(Ljava/io/OutputStream;)V

    iput-object v2, p0, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->bufferedOutputStream:Lcom/google/android/exoplayer2/util/ReusableBufferedOutputStream;

    goto :goto_18

    .line 298
    :cond_13
    iget-object v2, p0, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->bufferedOutputStream:Lcom/google/android/exoplayer2/util/ReusableBufferedOutputStream;

    invoke-virtual {v2, v1}, Lcom/google/android/exoplayer2/util/ReusableBufferedOutputStream;->reset(Ljava/io/OutputStream;)V

    .line 300
    :goto_18
    new-instance v1, Ljava/io/DataOutputStream;

    iget-object v2, p0, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->bufferedOutputStream:Lcom/google/android/exoplayer2/util/ReusableBufferedOutputStream;

    invoke-direct {v1, v2}, Ljava/io/DataOutputStream;-><init>(Ljava/io/OutputStream;)V
    :try_end_1f
    .catch Ljava/io/IOException; {:try_start_1 .. :try_end_1f} :catch_a9
    .catchall {:try_start_1 .. :try_end_1f} :catchall_a7

    const/4 v2, 0x1

    .line 301
    :try_start_20
    invoke-virtual {v1, v2}, Ljava/io/DataOutputStream;->writeInt(I)V

    .line 303
    iget-boolean v3, p0, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->encrypt:Z

    const/4 v4, 0x0

    if-eqz v3, :cond_2a

    const/4 v3, 0x1

    goto :goto_2b

    :cond_2a
    const/4 v3, 0x0

    .line 304
    :goto_2b
    invoke-virtual {v1, v3}, Ljava/io/DataOutputStream;->writeInt(I)V

    .line 306
    iget-boolean v3, p0, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->encrypt:Z

    if-eqz v3, :cond_69

    const/16 v3, 0x10

    new-array v3, v3, [B

    .line 308
    new-instance v5, Ljava/util/Random;

    invoke-direct {v5}, Ljava/util/Random;-><init>()V

    invoke-virtual {v5, v3}, Ljava/util/Random;->nextBytes([B)V

    .line 309
    invoke-virtual {v1, v3}, Ljava/io/DataOutputStream;->write([B)V

    .line 310
    new-instance v5, Ljavax/crypto/spec/IvParameterSpec;

    invoke-direct {v5, v3}, Ljavax/crypto/spec/IvParameterSpec;-><init>([B)V
    :try_end_46
    .catch Ljava/io/IOException; {:try_start_20 .. :try_end_46} :catch_a2
    .catchall {:try_start_20 .. :try_end_46} :catchall_9d

    .line 312
    :try_start_46
    iget-object v3, p0, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->cipher:Ljavax/crypto/Cipher;

    iget-object v6, p0, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->secretKeySpec:Ljavax/crypto/spec/SecretKeySpec;

    invoke-virtual {v3, v2, v6, v5}, Ljavax/crypto/Cipher;->init(ILjava/security/Key;Ljava/security/spec/AlgorithmParameterSpec;)V
    :try_end_4d
    .catch Ljava/security/InvalidKeyException; {:try_start_46 .. :try_end_4d} :catch_62
    .catch Ljava/security/InvalidAlgorithmParameterException; {:try_start_46 .. :try_end_4d} :catch_60
    .catch Ljava/io/IOException; {:try_start_46 .. :try_end_4d} :catch_a2
    .catchall {:try_start_46 .. :try_end_4d} :catchall_9d

    .line 316
    :try_start_4d
    invoke-virtual {v1}, Ljava/io/DataOutputStream;->flush()V

    .line 317
    new-instance v2, Ljava/io/DataOutputStream;

    new-instance v3, Ljavax/crypto/CipherOutputStream;

    iget-object v5, p0, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->bufferedOutputStream:Lcom/google/android/exoplayer2/util/ReusableBufferedOutputStream;

    iget-object v6, p0, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->cipher:Ljavax/crypto/Cipher;

    invoke-direct {v3, v5, v6}, Ljavax/crypto/CipherOutputStream;-><init>(Ljava/io/OutputStream;Ljavax/crypto/Cipher;)V

    invoke-direct {v2, v3}, Ljava/io/DataOutputStream;-><init>(Ljava/io/OutputStream;)V

    move-object v1, v2

    goto :goto_69

    :catch_60
    move-exception v0

    goto :goto_63

    :catch_62
    move-exception v0

    .line 314
    :goto_63
    new-instance v2, Ljava/lang/IllegalStateException;

    invoke-direct {v2, v0}, Ljava/lang/IllegalStateException;-><init>(Ljava/lang/Throwable;)V

    throw v2

    .line 320
    :cond_69
    :goto_69
    iget-object v2, p0, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->keyToContent:Ljava/util/HashMap;

    invoke-virtual {v2}, Ljava/util/HashMap;->size()I

    move-result v2

    invoke-virtual {v1, v2}, Ljava/io/DataOutputStream;->writeInt(I)V

    .line 322
    iget-object v2, p0, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->keyToContent:Ljava/util/HashMap;

    invoke-virtual {v2}, Ljava/util/HashMap;->values()Ljava/util/Collection;

    move-result-object v2

    invoke-interface {v2}, Ljava/util/Collection;->iterator()Ljava/util/Iterator;

    move-result-object v2

    :goto_7c
    invoke-interface {v2}, Ljava/util/Iterator;->hasNext()Z

    move-result v3

    if-eqz v3, :cond_91

    invoke-interface {v2}, Ljava/util/Iterator;->next()Ljava/lang/Object;

    move-result-object v3

    check-cast v3, Lcom/google/android/exoplayer2/upstream/cache/CachedContent;

    .line 323
    invoke-virtual {v3, v1}, Lcom/google/android/exoplayer2/upstream/cache/CachedContent;->writeToStream(Ljava/io/DataOutputStream;)V

    .line 324
    invoke-virtual {v3}, Lcom/google/android/exoplayer2/upstream/cache/CachedContent;->headerHashCode()I

    move-result v3

    add-int/2addr v4, v3

    goto :goto_7c

    .line 326
    :cond_91
    invoke-virtual {v1, v4}, Ljava/io/DataOutputStream;->writeInt(I)V

    .line 327
    iget-object v2, p0, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->atomicFile:Lcom/google/android/exoplayer2/util/AtomicFile;

    invoke-virtual {v2, v1}, Lcom/google/android/exoplayer2/util/AtomicFile;->endWrite(Ljava/io/OutputStream;)V
    :try_end_99
    .catch Ljava/io/IOException; {:try_start_4d .. :try_end_99} :catch_a2
    .catchall {:try_start_4d .. :try_end_99} :catchall_9d

    .line 334
    invoke-static {v0}, Lcom/google/android/exoplayer2/util/Util;->closeQuietly(Ljava/io/Closeable;)V

    return-void

    :catchall_9d
    move-exception v0

    move-object v7, v1

    move-object v1, v0

    move-object v0, v7

    goto :goto_b0

    :catch_a2
    move-exception v0

    move-object v7, v1

    move-object v1, v0

    move-object v0, v7

    goto :goto_aa

    :catchall_a7
    move-exception v1

    goto :goto_b0

    :catch_a9
    move-exception v1

    .line 332
    :goto_aa
    :try_start_aa
    new-instance v2, Lcom/google/android/exoplayer2/upstream/cache/Cache$CacheException;

    invoke-direct {v2, v1}, Lcom/google/android/exoplayer2/upstream/cache/Cache$CacheException;-><init>(Ljava/lang/Throwable;)V

    throw v2
    :try_end_b0
    .catchall {:try_start_aa .. :try_end_b0} :catchall_a7

    .line 334
    :goto_b0
    invoke-static {v0}, Lcom/google/android/exoplayer2/util/Util;->closeQuietly(Ljava/io/Closeable;)V

    goto :goto_b5

    :goto_b4
    throw v1

    :goto_b5
    goto :goto_b4
.end method


# virtual methods
.method public add(Ljava/lang/String;)Lcom/google/android/exoplayer2/upstream/cache/CachedContent;
    .registers 4

    .line 144
    iget-object v0, p0, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->keyToContent:Ljava/util/HashMap;

    invoke-virtual {v0, p1}, Ljava/util/HashMap;->get(Ljava/lang/Object;)Ljava/lang/Object;

    move-result-object v0

    check-cast v0, Lcom/google/android/exoplayer2/upstream/cache/CachedContent;

    if-nez v0, :cond_10

    const-wide/16 v0, -0x1

    .line 146
    invoke-direct {p0, p1, v0, v1}, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->addNew(Ljava/lang/String;J)Lcom/google/android/exoplayer2/upstream/cache/CachedContent;

    move-result-object v0

    :cond_10
    return-object v0
.end method

.method addNew(Lcom/google/android/exoplayer2/upstream/cache/CachedContent;)V
    .registers 2

    .line 345
    invoke-direct {p0, p1}, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->add(Lcom/google/android/exoplayer2/upstream/cache/CachedContent;)V

    const/4 p1, 0x1

    .line 346
    iput-boolean p1, p0, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->changed:Z

    return-void
.end method

.method public assignIdForKey(Ljava/lang/String;)I
    .registers 2

    .line 169
    invoke-virtual {p0, p1}, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->add(Ljava/lang/String;)Lcom/google/android/exoplayer2/upstream/cache/CachedContent;

    move-result-object p1

    iget p1, p1, Lcom/google/android/exoplayer2/upstream/cache/CachedContent;->id:I

    return p1
.end method

.method public get(Ljava/lang/String;)Lcom/google/android/exoplayer2/upstream/cache/CachedContent;
    .registers 3

    .line 153
    iget-object v0, p0, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->keyToContent:Ljava/util/HashMap;

    invoke-virtual {v0, p1}, Ljava/util/HashMap;->get(Ljava/lang/Object;)Ljava/lang/Object;

    move-result-object p1

    check-cast p1, Lcom/google/android/exoplayer2/upstream/cache/CachedContent;

    return-object p1
.end method

.method public getAll()Ljava/util/Collection;
    .registers 2
    .annotation system Ldalvik/annotation/Signature;
        value = {
            "()",
            "Ljava/util/Collection<",
            "Lcom/google/android/exoplayer2/upstream/cache/CachedContent;",
            ">;"
        }
    .end annotation

    .line 164
    iget-object v0, p0, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->keyToContent:Ljava/util/HashMap;

    invoke-virtual {v0}, Ljava/util/HashMap;->values()Ljava/util/Collection;

    move-result-object v0

    return-object v0
.end method

.method public getContentLength(Ljava/lang/String;)J
    .registers 4

    .line 235
    invoke-virtual {p0, p1}, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->get(Ljava/lang/String;)Lcom/google/android/exoplayer2/upstream/cache/CachedContent;

    move-result-object p1

    if-nez p1, :cond_9

    const-wide/16 v0, -0x1

    return-wide v0

    .line 236
    :cond_9
    invoke-virtual {p1}, Lcom/google/android/exoplayer2/upstream/cache/CachedContent;->getLength()J

    move-result-wide v0

    return-wide v0
.end method

.method public getKeyForId(I)Ljava/lang/String;
    .registers 3

    .line 174
    iget-object v0, p0, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->idToKey:Landroid/util/SparseArray;

    invoke-virtual {v0, p1}, Landroid/util/SparseArray;->get(I)Ljava/lang/Object;

    move-result-object p1

    check-cast p1, Ljava/lang/String;

    return-object p1
.end method

.method public getKeys()Ljava/util/Set;
    .registers 2
    .annotation system Ldalvik/annotation/Signature;
        value = {
            "()",
            "Ljava/util/Set<",
            "Ljava/lang/String;",
            ">;"
        }
    .end annotation

    .line 211
    iget-object v0, p0, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->keyToContent:Ljava/util/HashMap;

    invoke-virtual {v0}, Ljava/util/HashMap;->keySet()Ljava/util/Set;

    move-result-object v0

    return-object v0
.end method

.method public load()V
    .registers 2

    .line 120
    iget-boolean v0, p0, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->changed:Z

    xor-int/lit8 v0, v0, 0x1

    invoke-static {v0}, Lcom/google/android/exoplayer2/util/Assertions;->checkState(Z)V

    .line 121
    invoke-direct {p0}, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->readFile()Z

    move-result v0

    if-nez v0, :cond_1c

    .line 122
    iget-object v0, p0, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->atomicFile:Lcom/google/android/exoplayer2/util/AtomicFile;

    invoke-virtual {v0}, Lcom/google/android/exoplayer2/util/AtomicFile;->delete()V

    .line 123
    iget-object v0, p0, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->keyToContent:Ljava/util/HashMap;

    invoke-virtual {v0}, Ljava/util/HashMap;->clear()V

    .line 124
    iget-object v0, p0, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->idToKey:Landroid/util/SparseArray;

    invoke-virtual {v0}, Landroid/util/SparseArray;->clear()V

    :cond_1c
    return-void
.end method

.method public removeEmpty()V
    .registers 5

    .line 193
    new-instance v0, Ljava/util/ArrayList;

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

    .line 194
    iget-object v1, p0, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->keyToContent:Ljava/util/HashMap;

    invoke-virtual {v1}, Ljava/util/HashMap;->values()Ljava/util/Collection;

    move-result-object v1

    invoke-interface {v1}, Ljava/util/Collection;->iterator()Ljava/util/Iterator;

    move-result-object v1

    :cond_f
    :goto_f
    invoke-interface {v1}, Ljava/util/Iterator;->hasNext()Z

    move-result v2

    if-eqz v2, :cond_27

    invoke-interface {v1}, Ljava/util/Iterator;->next()Ljava/lang/Object;

    move-result-object v2

    check-cast v2, Lcom/google/android/exoplayer2/upstream/cache/CachedContent;

    .line 195
    invoke-virtual {v2}, Lcom/google/android/exoplayer2/upstream/cache/CachedContent;->isEmpty()Z

    move-result v3

    if-eqz v3, :cond_f

    .line 196
    iget-object v2, v2, Lcom/google/android/exoplayer2/upstream/cache/CachedContent;->key:Ljava/lang/String;

    invoke-virtual {v0, v2}, Ljava/util/ArrayList;->add(Ljava/lang/Object;)Z

    goto :goto_f

    :cond_27
    const/4 v1, 0x0

    .line 199
    :goto_28
    invoke-virtual {v0}, Ljava/util/ArrayList;->size()I

    move-result v2

    if-ge v1, v2, :cond_3a

    .line 200
    invoke-virtual {v0, v1}, Ljava/util/ArrayList;->get(I)Ljava/lang/Object;

    move-result-object v2

    check-cast v2, Ljava/lang/String;

    invoke-virtual {p0, v2}, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->removeEmpty(Ljava/lang/String;)V

    add-int/lit8 v1, v1, 0x1

    goto :goto_28

    :cond_3a
    return-void
.end method

.method public removeEmpty(Ljava/lang/String;)V
    .registers 3

    .line 183
    iget-object v0, p0, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->keyToContent:Ljava/util/HashMap;

    invoke-virtual {v0, p1}, Ljava/util/HashMap;->remove(Ljava/lang/Object;)Ljava/lang/Object;

    move-result-object p1

    check-cast p1, Lcom/google/android/exoplayer2/upstream/cache/CachedContent;

    if-eqz p1, :cond_1b

    .line 185
    invoke-virtual {p1}, Lcom/google/android/exoplayer2/upstream/cache/CachedContent;->isEmpty()Z

    move-result v0

    invoke-static {v0}, Lcom/google/android/exoplayer2/util/Assertions;->checkState(Z)V

    .line 186
    iget-object v0, p0, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->idToKey:Landroid/util/SparseArray;

    iget p1, p1, Lcom/google/android/exoplayer2/upstream/cache/CachedContent;->id:I

    invoke-virtual {v0, p1}, Landroid/util/SparseArray;->remove(I)V

    const/4 p1, 0x1

    .line 187
    iput-boolean p1, p0, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->changed:Z

    :cond_1b
    return-void
.end method

.method public setContentLength(Ljava/lang/String;J)V
    .registers 7

    .line 219
    invoke-virtual {p0, p1}, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->get(Ljava/lang/String;)Lcom/google/android/exoplayer2/upstream/cache/CachedContent;

    move-result-object v0

    if-eqz v0, :cond_15

    .line 221
    invoke-virtual {v0}, Lcom/google/android/exoplayer2/upstream/cache/CachedContent;->getLength()J

    move-result-wide v1

    cmp-long p1, v1, p2

    if-eqz p1, :cond_18

    .line 222
    invoke-virtual {v0, p2, p3}, Lcom/google/android/exoplayer2/upstream/cache/CachedContent;->setLength(J)V

    const/4 p1, 0x1

    .line 223
    iput-boolean p1, p0, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->changed:Z

    return-void

    .line 226
    :cond_15
    invoke-direct {p0, p1, p2, p3}, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->addNew(Ljava/lang/String;J)Lcom/google/android/exoplayer2/upstream/cache/CachedContent;

    :cond_18
    return-void
.end method

.method public store()V
    .registers 2
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Lcom/google/android/exoplayer2/upstream/cache/Cache$CacheException;
        }
    .end annotation

    .line 130
    iget-boolean v0, p0, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->changed:Z

    if-nez v0, :cond_5

    return-void

    .line 133
    :cond_5
    invoke-direct {p0}, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->writeFile()V

    const/4 v0, 0x0

    .line 134
    iput-boolean v0, p0, Lcom/google/android/exoplayer2/upstream/cache/CachedContentIndex;->changed:Z

    return-void
.end method