Seq$RefTracker.smali

.class final Lgo/Seq$RefTracker;
.super Ljava/lang/Object;
.source "Seq.java"


# static fields
.field private static final REF_OFFSET:I = 0x2a


# instance fields
.field private final javaObjs:Lgo/Seq$RefMap;

.field private final javaRefs:Ljava/util/IdentityHashMap;
    .annotation system Ldalvik/annotation/Signature;
        value = {
            "Ljava/util/IdentityHashMap",
            "<",
            "Ljava/lang/Object;",
            "Ljava/lang/Integer;",
            ">;"
        }
    .end annotation
.end field

.field private next:I


# direct methods
.method constructor <init>()V
    .registers 2

    .prologue
    .line 144
    invoke-direct {p0}, Ljava/lang/Object;-><init>()V

    .line 152
    const/16 v0, 0x2a

    iput v0, p0, Lgo/Seq$RefTracker;->next:I

    .line 158
    new-instance v0, Lgo/Seq$RefMap;

    invoke-direct {v0}, Lgo/Seq$RefMap;-><init>()V

    iput-object v0, p0, Lgo/Seq$RefTracker;->javaObjs:Lgo/Seq$RefMap;

    .line 161
    new-instance v0, Ljava/util/IdentityHashMap;

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

    iput-object v0, p0, Lgo/Seq$RefTracker;->javaRefs:Ljava/util/IdentityHashMap;

    return-void
.end method


# virtual methods
.method final declared-synchronized dec(I)V
    .registers 5

    .prologue
    .line 203
    monitor-enter p0

    if-gtz p1, :cond_1b

    .line 206
    :try_start_3
    # getter for: Lgo/Seq;->log:Ljava/util/logging/Logger;
    invoke-static {}, Lgo/Seq;->access$000()Ljava/util/logging/Logger;

    move-result-object v0

    new-instance v1, Ljava/lang/StringBuilder;

    const-string v2, "dec request for Go object "

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

    invoke-virtual {v1, p1}, Ljava/lang/StringBuilder;->append(I)Ljava/lang/StringBuilder;

    move-result-object v1

    invoke-virtual {v1}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;

    move-result-object v1

    invoke-virtual {v0, v1}, Ljava/util/logging/Logger;->severe(Ljava/lang/String;)V
    :try_end_19
    .catchall {:try_start_3 .. :try_end_19} :catchall_3e

    .line 222
    :cond_19
    :goto_19
    monitor-exit p0

    return-void

    .line 209
    :cond_1b
    :try_start_1b
    sget-object v0, Lgo/Seq;->nullRef:Lgo/Seq$Ref;

    iget v0, v0, Lgo/Seq$Ref;->refnum:I

    if-eq p1, v0, :cond_19

    .line 213
    iget-object v0, p0, Lgo/Seq$RefTracker;->javaObjs:Lgo/Seq$RefMap;

    invoke-virtual {v0, p1}, Lgo/Seq$RefMap;->get(I)Lgo/Seq$Ref;

    move-result-object v0

    .line 214
    if-nez v0, :cond_41

    .line 215
    new-instance v0, Ljava/lang/RuntimeException;

    new-instance v1, Ljava/lang/StringBuilder;

    const-string v2, "referenced Java object is not found: refnum="

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

    invoke-virtual {v1, p1}, Ljava/lang/StringBuilder;->append(I)Ljava/lang/StringBuilder;

    move-result-object v1

    invoke-virtual {v1}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;

    move-result-object v1

    invoke-direct {v0, v1}, Ljava/lang/RuntimeException;-><init>(Ljava/lang/String;)V

    throw v0
    :try_end_3e
    .catchall {:try_start_1b .. :try_end_3e} :catchall_3e

    .line 203
    :catchall_3e
    move-exception v0

    monitor-exit p0

    throw v0

    .line 217
    :cond_41
    :try_start_41
    # operator-- for: Lgo/Seq$Ref;->refcnt:I
    invoke-static {v0}, Lgo/Seq$Ref;->access$110(Lgo/Seq$Ref;)I

    .line 218
    # getter for: Lgo/Seq$Ref;->refcnt:I
    invoke-static {v0}, Lgo/Seq$Ref;->access$100(Lgo/Seq$Ref;)I

    move-result v1

    if-gtz v1, :cond_19

    .line 219
    iget-object v1, p0, Lgo/Seq$RefTracker;->javaObjs:Lgo/Seq$RefMap;

    invoke-virtual {v1, p1}, Lgo/Seq$RefMap;->remove(I)V

    .line 220
    iget-object v1, p0, Lgo/Seq$RefTracker;->javaRefs:Ljava/util/IdentityHashMap;

    iget-object v0, v0, Lgo/Seq$Ref;->obj:Ljava/lang/Object;

    invoke-virtual {v1, v0}, Ljava/util/IdentityHashMap;->remove(Ljava/lang/Object;)Ljava/lang/Object;
    :try_end_56
    .catchall {:try_start_41 .. :try_end_56} :catchall_3e

    goto :goto_19
.end method

.method final declared-synchronized get(I)Lgo/Seq$Ref;
    .registers 5

    .prologue
    .line 235
    monitor-enter p0

    const/16 v0, 0x29

    if-ne p1, v0, :cond_9

    .line 236
    :try_start_5
    sget-object v0, Lgo/Seq;->nullRef:Lgo/Seq$Ref;
    :try_end_7
    .catchall {:try_start_5 .. :try_end_7} :catchall_28

    .line 245
    :cond_7
    :goto_7
    monitor-exit p0

    return-object v0

    .line 237
    :cond_9
    if-lez p1, :cond_2b

    .line 238
    :try_start_b
    iget-object v0, p0, Lgo/Seq$RefTracker;->javaObjs:Lgo/Seq$RefMap;

    invoke-virtual {v0, p1}, Lgo/Seq$RefMap;->get(I)Lgo/Seq$Ref;

    move-result-object v0

    .line 239
    if-nez v0, :cond_7

    .line 240
    new-instance v0, Ljava/lang/RuntimeException;

    new-instance v1, Ljava/lang/StringBuilder;

    const-string v2, "unknown java Ref: "

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

    invoke-virtual {v1, p1}, Ljava/lang/StringBuilder;->append(I)Ljava/lang/StringBuilder;

    move-result-object v1

    invoke-virtual {v1}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;

    move-result-object v1

    invoke-direct {v0, v1}, Ljava/lang/RuntimeException;-><init>(Ljava/lang/String;)V

    throw v0
    :try_end_28
    .catchall {:try_start_b .. :try_end_28} :catchall_28

    .line 235
    :catchall_28
    move-exception v0

    monitor-exit p0

    throw v0

    .line 245
    :cond_2b
    :try_start_2b
    new-instance v0, Lgo/Seq$Ref;

    const/4 v1, 0x0

    invoke-direct {v0, p1, v1}, Lgo/Seq$Ref;-><init>(ILjava/lang/Object;)V
    :try_end_31
    .catchall {:try_start_2b .. :try_end_31} :catchall_28

    goto :goto_7
.end method

.method final declared-synchronized inc(Ljava/lang/Object;)I
    .registers 5

    .prologue
    .line 166
    monitor-enter p0

    if-nez p1, :cond_7

    .line 167
    const/16 v0, 0x29

    .line 187
    :goto_5
    monitor-exit p0

    return v0

    .line 169
    :cond_7
    :try_start_7
    instance-of v0, p1, Lgo/Seq$Proxy;

    if-eqz v0, :cond_12

    .line 170
    check-cast p1, Lgo/Seq$Proxy;

    invoke-interface {p1}, Lgo/Seq$Proxy;->incRefnum()I

    move-result v0

    goto :goto_5

    .line 172
    :cond_12
    iget-object v0, p0, Lgo/Seq$RefTracker;->javaRefs:Ljava/util/IdentityHashMap;

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

    move-result-object v0

    check-cast v0, Ljava/lang/Integer;

    .line 173
    if-nez v0, :cond_4a

    .line 174
    iget v0, p0, Lgo/Seq$RefTracker;->next:I

    const v1, 0x7fffffff

    if-ne v0, v1, :cond_3b

    .line 175
    new-instance v0, Ljava/lang/RuntimeException;

    new-instance v1, Ljava/lang/StringBuilder;

    const-string v2, "createRef overflow for "

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

    invoke-virtual {v1, p1}, Ljava/lang/StringBuilder;->append(Ljava/lang/Object;)Ljava/lang/StringBuilder;

    move-result-object v1

    invoke-virtual {v1}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;

    move-result-object v1

    invoke-direct {v0, v1}, Ljava/lang/RuntimeException;-><init>(Ljava/lang/String;)V

    throw v0
    :try_end_38
    .catchall {:try_start_7 .. :try_end_38} :catchall_38

    .line 166
    :catchall_38
    move-exception v0

    monitor-exit p0

    throw v0

    .line 177
    :cond_3b
    :try_start_3b
    iget v0, p0, Lgo/Seq$RefTracker;->next:I

    add-int/lit8 v1, v0, 0x1

    iput v1, p0, Lgo/Seq$RefTracker;->next:I

    invoke-static {v0}, Ljava/lang/Integer;->valueOf(I)Ljava/lang/Integer;

    move-result-object v0

    .line 178
    iget-object v1, p0, Lgo/Seq$RefTracker;->javaRefs:Ljava/util/IdentityHashMap;

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

    .line 180
    :cond_4a
    invoke-virtual {v0}, Ljava/lang/Integer;->intValue()I

    move-result v0

    .line 181
    iget-object v1, p0, Lgo/Seq$RefTracker;->javaObjs:Lgo/Seq$RefMap;

    invoke-virtual {v1, v0}, Lgo/Seq$RefMap;->get(I)Lgo/Seq$Ref;

    move-result-object v1

    .line 182
    if-nez v1, :cond_60

    .line 183
    new-instance v1, Lgo/Seq$Ref;

    invoke-direct {v1, v0, p1}, Lgo/Seq$Ref;-><init>(ILjava/lang/Object;)V

    .line 184
    iget-object v2, p0, Lgo/Seq$RefTracker;->javaObjs:Lgo/Seq$RefMap;

    invoke-virtual {v2, v0, v1}, Lgo/Seq$RefMap;->put(ILgo/Seq$Ref;)V

    .line 186
    :cond_60
    invoke-virtual {v1}, Lgo/Seq$Ref;->inc()V
    :try_end_63
    .catchall {:try_start_3b .. :try_end_63} :catchall_38

    goto :goto_5
.end method

.method final declared-synchronized incRefnum(I)V
    .registers 5

    .prologue
    .line 191
    monitor-enter p0

    :try_start_1
    iget-object v0, p0, Lgo/Seq$RefTracker;->javaObjs:Lgo/Seq$RefMap;

    invoke-virtual {v0, p1}, Lgo/Seq$RefMap;->get(I)Lgo/Seq$Ref;

    move-result-object v0

    .line 192
    if-nez v0, :cond_21

    .line 193
    new-instance v0, Ljava/lang/RuntimeException;

    new-instance v1, Ljava/lang/StringBuilder;

    const-string v2, "referenced Java object is not found: refnum="

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

    invoke-virtual {v1, p1}, Ljava/lang/StringBuilder;->append(I)Ljava/lang/StringBuilder;

    move-result-object v1

    invoke-virtual {v1}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;

    move-result-object v1

    invoke-direct {v0, v1}, Ljava/lang/RuntimeException;-><init>(Ljava/lang/String;)V

    throw v0
    :try_end_1e
    .catchall {:try_start_1 .. :try_end_1e} :catchall_1e

    .line 191
    :catchall_1e
    move-exception v0

    monitor-exit p0

    throw v0

    .line 195
    :cond_21
    :try_start_21
    invoke-virtual {v0}, Lgo/Seq$Ref;->inc()V
    :try_end_24
    .catchall {:try_start_21 .. :try_end_24} :catchall_1e

    .line 196
    monitor-exit p0

    return-void
.end method