SoftCache.smali

.class public Lorg/apache/commons/jexl3/internal/SoftCache;
.super Ljava/lang/Object;
.source "SourceFile"


# annotations
.annotation system Ldalvik/annotation/Signature;
    value = {
        "<K:",
        "Ljava/lang/Object;",
        "V:",
        "Ljava/lang/Object;",
        ">",
        "Ljava/lang/Object;"
    }
.end annotation


# static fields
.field private static final LOAD_FACTOR:F = 0.75f


# instance fields
.field private final lock:Ljava/util/concurrent/locks/ReadWriteLock;

.field private ref:Ljava/lang/ref/SoftReference;
    .annotation system Ldalvik/annotation/Signature;
        value = {
            "Ljava/lang/ref/SoftReference<",
            "Ljava/util/Map<",
            "TK;TV;>;>;"
        }
    .end annotation
.end field

.field private final size:I


# direct methods
.method public constructor <init>(I)V
    .registers 3

    .line 1
    invoke-direct {p0}, Ljava/lang/Object;-><init>()V

    const/4 v0, 0x0

    .line 2
    iput-object v0, p0, Lorg/apache/commons/jexl3/internal/SoftCache;->ref:Ljava/lang/ref/SoftReference;

    .line 3
    iput p1, p0, Lorg/apache/commons/jexl3/internal/SoftCache;->size:I

    .line 4
    new-instance p1, Ljava/util/concurrent/locks/ReentrantReadWriteLock;

    invoke-direct {p1}, Ljava/util/concurrent/locks/ReentrantReadWriteLock;-><init>()V

    iput-object p1, p0, Lorg/apache/commons/jexl3/internal/SoftCache;->lock:Ljava/util/concurrent/locks/ReadWriteLock;

    return-void
.end method


# virtual methods
.method public clear()V
    .registers 3

    .line 1
    iget-object v0, p0, Lorg/apache/commons/jexl3/internal/SoftCache;->lock:Ljava/util/concurrent/locks/ReadWriteLock;

    invoke-interface {v0}, Ljava/util/concurrent/locks/ReadWriteLock;->writeLock()Ljava/util/concurrent/locks/Lock;

    move-result-object v0

    invoke-interface {v0}, Ljava/util/concurrent/locks/Lock;->lock()V

    const/4 v0, 0x0

    .line 2
    :try_start_a
    iput-object v0, p0, Lorg/apache/commons/jexl3/internal/SoftCache;->ref:Ljava/lang/ref/SoftReference;
    :try_end_c
    .catchall {:try_start_a .. :try_end_c} :catchall_16

    .line 3
    iget-object v0, p0, Lorg/apache/commons/jexl3/internal/SoftCache;->lock:Ljava/util/concurrent/locks/ReadWriteLock;

    invoke-interface {v0}, Ljava/util/concurrent/locks/ReadWriteLock;->writeLock()Ljava/util/concurrent/locks/Lock;

    move-result-object v0

    invoke-interface {v0}, Ljava/util/concurrent/locks/Lock;->unlock()V

    return-void

    :catchall_16
    move-exception v0

    iget-object v1, p0, Lorg/apache/commons/jexl3/internal/SoftCache;->lock:Ljava/util/concurrent/locks/ReadWriteLock;

    invoke-interface {v1}, Ljava/util/concurrent/locks/ReadWriteLock;->writeLock()Ljava/util/concurrent/locks/Lock;

    move-result-object v1

    invoke-interface {v1}, Ljava/util/concurrent/locks/Lock;->unlock()V

    throw v0
.end method

.method public createCache(I)Ljava/util/Map;
    .registers 9
    .annotation system Ldalvik/annotation/Signature;
        value = {
            "<K:",
            "Ljava/lang/Object;",
            "V:",
            "Ljava/lang/Object;",
            ">(I)",
            "Ljava/util/Map<",
            "TK;TV;>;"
        }
    .end annotation

    new-instance v6, Lorg/apache/commons/jexl3/internal/SoftCache$1;

    const/high16 v3, 0x3f400000    # 0.75f

    const/4 v4, 0x1

    move-object v0, v6

    move-object v1, p0

    move v2, p1

    move v5, p1

    invoke-direct/range {v0 .. v5}, Lorg/apache/commons/jexl3/internal/SoftCache$1;-><init>(Lorg/apache/commons/jexl3/internal/SoftCache;IFZI)V

    return-object v6
.end method

.method public entries()Ljava/util/List;
    .registers 5
    .annotation system Ldalvik/annotation/Signature;
        value = {
            "()",
            "Ljava/util/List<",
            "Ljava/util/Map$Entry<",
            "TK;TV;>;>;"
        }
    .end annotation

    .line 1
    iget-object v0, p0, Lorg/apache/commons/jexl3/internal/SoftCache;->lock:Ljava/util/concurrent/locks/ReadWriteLock;

    invoke-interface {v0}, Ljava/util/concurrent/locks/ReadWriteLock;->readLock()Ljava/util/concurrent/locks/Lock;

    move-result-object v0

    invoke-interface {v0}, Ljava/util/concurrent/locks/Lock;->lock()V

    .line 2
    :try_start_9
    iget-object v0, p0, Lorg/apache/commons/jexl3/internal/SoftCache;->ref:Ljava/lang/ref/SoftReference;

    if-eqz v0, :cond_14

    invoke-virtual {v0}, Ljava/lang/ref/SoftReference;->get()Ljava/lang/Object;

    move-result-object v0

    check-cast v0, Ljava/util/Map;

    goto :goto_15

    :cond_14
    const/4 v0, 0x0

    :goto_15
    if-nez v0, :cond_25

    .line 3
    invoke-static {}, Ljava/util/Collections;->emptyList()Ljava/util/List;

    move-result-object v0
    :try_end_1b
    .catchall {:try_start_9 .. :try_end_1b} :catchall_55

    .line 4
    iget-object v1, p0, Lorg/apache/commons/jexl3/internal/SoftCache;->lock:Ljava/util/concurrent/locks/ReadWriteLock;

    invoke-interface {v1}, Ljava/util/concurrent/locks/ReadWriteLock;->readLock()Ljava/util/concurrent/locks/Lock;

    move-result-object v1

    invoke-interface {v1}, Ljava/util/concurrent/locks/Lock;->unlock()V

    return-object v0

    .line 5
    :cond_25
    :try_start_25
    invoke-interface {v0}, Ljava/util/Map;->entrySet()Ljava/util/Set;

    move-result-object v0

    .line 6
    new-instance v1, Ljava/util/ArrayList;

    invoke-interface {v0}, Ljava/util/Set;->size()I

    move-result v2

    invoke-direct {v1, v2}, Ljava/util/ArrayList;-><init>(I)V

    .line 7
    invoke-interface {v0}, Ljava/util/Set;->iterator()Ljava/util/Iterator;

    move-result-object v0

    :goto_36
    invoke-interface {v0}, Ljava/util/Iterator;->hasNext()Z

    move-result v2

    if-eqz v2, :cond_4b

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

    move-result-object v2

    check-cast v2, Ljava/util/Map$Entry;

    .line 8
    new-instance v3, Lorg/apache/commons/jexl3/internal/SoftCacheEntry;

    invoke-direct {v3, v2}, Lorg/apache/commons/jexl3/internal/SoftCacheEntry;-><init>(Ljava/util/Map$Entry;)V

    invoke-virtual {v1, v3}, Ljava/util/ArrayList;->add(Ljava/lang/Object;)Z
    :try_end_4a
    .catchall {:try_start_25 .. :try_end_4a} :catchall_55

    goto :goto_36

    .line 9
    :cond_4b
    iget-object v0, p0, Lorg/apache/commons/jexl3/internal/SoftCache;->lock:Ljava/util/concurrent/locks/ReadWriteLock;

    invoke-interface {v0}, Ljava/util/concurrent/locks/ReadWriteLock;->readLock()Ljava/util/concurrent/locks/Lock;

    move-result-object v0

    invoke-interface {v0}, Ljava/util/concurrent/locks/Lock;->unlock()V

    return-object v1

    :catchall_55
    move-exception v0

    iget-object v1, p0, Lorg/apache/commons/jexl3/internal/SoftCache;->lock:Ljava/util/concurrent/locks/ReadWriteLock;

    invoke-interface {v1}, Ljava/util/concurrent/locks/ReadWriteLock;->readLock()Ljava/util/concurrent/locks/Lock;

    move-result-object v1

    invoke-interface {v1}, Ljava/util/concurrent/locks/Lock;->unlock()V

    throw v0
.end method

.method public get(Ljava/lang/Object;)Ljava/lang/Object;
    .registers 4
    .annotation system Ldalvik/annotation/Signature;
        value = {
            "(TK;)TV;"
        }
    .end annotation

    .line 1
    iget-object v0, p0, Lorg/apache/commons/jexl3/internal/SoftCache;->lock:Ljava/util/concurrent/locks/ReadWriteLock;

    invoke-interface {v0}, Ljava/util/concurrent/locks/ReadWriteLock;->readLock()Ljava/util/concurrent/locks/Lock;

    move-result-object v0

    invoke-interface {v0}, Ljava/util/concurrent/locks/Lock;->lock()V

    .line 2
    :try_start_9
    iget-object v0, p0, Lorg/apache/commons/jexl3/internal/SoftCache;->ref:Ljava/lang/ref/SoftReference;

    const/4 v1, 0x0

    if-eqz v0, :cond_15

    invoke-virtual {v0}, Ljava/lang/ref/SoftReference;->get()Ljava/lang/Object;

    move-result-object v0

    check-cast v0, Ljava/util/Map;

    goto :goto_16

    :cond_15
    move-object v0, v1

    :goto_16
    if-eqz v0, :cond_1c

    .line 3
    invoke-interface {v0, p1}, Ljava/util/Map;->get(Ljava/lang/Object;)Ljava/lang/Object;

    move-result-object v1
    :try_end_1c
    .catchall {:try_start_9 .. :try_end_1c} :catchall_26

    .line 4
    :cond_1c
    iget-object p1, p0, Lorg/apache/commons/jexl3/internal/SoftCache;->lock:Ljava/util/concurrent/locks/ReadWriteLock;

    invoke-interface {p1}, Ljava/util/concurrent/locks/ReadWriteLock;->readLock()Ljava/util/concurrent/locks/Lock;

    move-result-object p1

    invoke-interface {p1}, Ljava/util/concurrent/locks/Lock;->unlock()V

    return-object v1

    :catchall_26
    move-exception p1

    iget-object v0, p0, Lorg/apache/commons/jexl3/internal/SoftCache;->lock:Ljava/util/concurrent/locks/ReadWriteLock;

    invoke-interface {v0}, Ljava/util/concurrent/locks/ReadWriteLock;->readLock()Ljava/util/concurrent/locks/Lock;

    move-result-object v0

    invoke-interface {v0}, Ljava/util/concurrent/locks/Lock;->unlock()V

    throw p1
.end method

.method public put(Ljava/lang/Object;Ljava/lang/Object;)V
    .registers 5
    .annotation system Ldalvik/annotation/Signature;
        value = {
            "(TK;TV;)V"
        }
    .end annotation

    .line 1
    iget-object v0, p0, Lorg/apache/commons/jexl3/internal/SoftCache;->lock:Ljava/util/concurrent/locks/ReadWriteLock;

    invoke-interface {v0}, Ljava/util/concurrent/locks/ReadWriteLock;->writeLock()Ljava/util/concurrent/locks/Lock;

    move-result-object v0

    invoke-interface {v0}, Ljava/util/concurrent/locks/Lock;->lock()V

    .line 2
    :try_start_9
    iget-object v0, p0, Lorg/apache/commons/jexl3/internal/SoftCache;->ref:Ljava/lang/ref/SoftReference;

    if-eqz v0, :cond_14

    invoke-virtual {v0}, Ljava/lang/ref/SoftReference;->get()Ljava/lang/Object;

    move-result-object v0

    check-cast v0, Ljava/util/Map;

    goto :goto_15

    :cond_14
    const/4 v0, 0x0

    :goto_15
    if-nez v0, :cond_24

    .line 3
    iget v0, p0, Lorg/apache/commons/jexl3/internal/SoftCache;->size:I

    invoke-virtual {p0, v0}, Lorg/apache/commons/jexl3/internal/SoftCache;->createCache(I)Ljava/util/Map;

    move-result-object v0

    .line 4
    new-instance v1, Ljava/lang/ref/SoftReference;

    invoke-direct {v1, v0}, Ljava/lang/ref/SoftReference;-><init>(Ljava/lang/Object;)V

    iput-object v1, p0, Lorg/apache/commons/jexl3/internal/SoftCache;->ref:Ljava/lang/ref/SoftReference;

    .line 5
    :cond_24
    invoke-interface {v0, p1, p2}, Ljava/util/Map;->put(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
    :try_end_27
    .catchall {:try_start_9 .. :try_end_27} :catchall_31

    .line 6
    iget-object p1, p0, Lorg/apache/commons/jexl3/internal/SoftCache;->lock:Ljava/util/concurrent/locks/ReadWriteLock;

    invoke-interface {p1}, Ljava/util/concurrent/locks/ReadWriteLock;->writeLock()Ljava/util/concurrent/locks/Lock;

    move-result-object p1

    invoke-interface {p1}, Ljava/util/concurrent/locks/Lock;->unlock()V

    return-void

    :catchall_31
    move-exception p1

    iget-object p2, p0, Lorg/apache/commons/jexl3/internal/SoftCache;->lock:Ljava/util/concurrent/locks/ReadWriteLock;

    invoke-interface {p2}, Ljava/util/concurrent/locks/ReadWriteLock;->writeLock()Ljava/util/concurrent/locks/Lock;

    move-result-object p2

    invoke-interface {p2}, Ljava/util/concurrent/locks/Lock;->unlock()V

    throw p1
.end method

.method public size()I
    .registers 2

    iget v0, p0, Lorg/apache/commons/jexl3/internal/SoftCache;->size:I

    return v0
.end method