530 lines
12 KiB
Smali
530 lines
12 KiB
Smali
.class public Lcom/esotericsoftware/kryo/util/UnsafeUtil;
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.super Ljava/lang/Object;
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.source "UnsafeUtil.java"
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# static fields
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.field public static final _unsafe:Lsun/misc/Unsafe;
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.field public static final byteArrayBaseOffset:J
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.field public static final charArrayBaseOffset:J
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.field public static directByteBufferConstr:Ljava/lang/reflect/Constructor;
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.annotation system Ldalvik/annotation/Signature;
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value = {
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"Ljava/lang/reflect/Constructor<",
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"+",
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"Ljava/nio/ByteBuffer;",
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">;"
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}
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.end annotation
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.end field
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.field public static final doubleArrayBaseOffset:J
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.field public static final floatArrayBaseOffset:J
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.field public static final intArrayBaseOffset:J
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.field public static final longArrayBaseOffset:J
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.field public static final shortArrayBaseOffset:J
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# direct methods
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.method public static constructor <clinit>()V
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.locals 20
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const-string v0, "kryo"
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const/4 v1, 0x0
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const/4 v2, 0x1
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:try_start_0
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sget-boolean v5, Lcom/esotericsoftware/kryo/util/Util;->IS_ANDROID:Z
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if-nez v5, :cond_0
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const-class v5, Lsun/misc/Unsafe;
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const-string v6, "theUnsafe"
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invoke-virtual {v5, v6}, Ljava/lang/Class;->getDeclaredField(Ljava/lang/String;)Ljava/lang/reflect/Field;
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move-result-object v5
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invoke-virtual {v5, v2}, Ljava/lang/reflect/Field;->setAccessible(Z)V
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invoke-virtual {v5, v1}, Ljava/lang/reflect/Field;->get(Ljava/lang/Object;)Ljava/lang/Object;
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move-result-object v5
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check-cast v5, Lsun/misc/Unsafe;
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:try_end_0
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.catch Ljava/lang/Exception; {:try_start_0 .. :try_end_0} :catch_7
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:try_start_1
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const-class v6, [B
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invoke-virtual {v5, v6}, Lsun/misc/Unsafe;->arrayBaseOffset(Ljava/lang/Class;)I
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move-result v6
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:try_end_1
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.catch Ljava/lang/Exception; {:try_start_1 .. :try_end_1} :catch_6
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int-to-long v6, v6
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:try_start_2
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const-class v8, [C
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invoke-virtual {v5, v8}, Lsun/misc/Unsafe;->arrayBaseOffset(Ljava/lang/Class;)I
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move-result v8
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:try_end_2
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.catch Ljava/lang/Exception; {:try_start_2 .. :try_end_2} :catch_5
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int-to-long v8, v8
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:try_start_3
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const-class v10, [S
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invoke-virtual {v5, v10}, Lsun/misc/Unsafe;->arrayBaseOffset(Ljava/lang/Class;)I
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move-result v10
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:try_end_3
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.catch Ljava/lang/Exception; {:try_start_3 .. :try_end_3} :catch_4
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int-to-long v10, v10
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:try_start_4
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const-class v12, [I
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invoke-virtual {v5, v12}, Lsun/misc/Unsafe;->arrayBaseOffset(Ljava/lang/Class;)I
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move-result v12
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:try_end_4
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.catch Ljava/lang/Exception; {:try_start_4 .. :try_end_4} :catch_3
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int-to-long v12, v12
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:try_start_5
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const-class v14, [F
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invoke-virtual {v5, v14}, Lsun/misc/Unsafe;->arrayBaseOffset(Ljava/lang/Class;)I
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move-result v14
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:try_end_5
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.catch Ljava/lang/Exception; {:try_start_5 .. :try_end_5} :catch_2
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int-to-long v14, v14
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:try_start_6
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const-class v3, [J
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invoke-virtual {v5, v3}, Lsun/misc/Unsafe;->arrayBaseOffset(Ljava/lang/Class;)I
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move-result v3
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:try_end_6
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.catch Ljava/lang/Exception; {:try_start_6 .. :try_end_6} :catch_1
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int-to-long v3, v3
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:try_start_7
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const-class v1, [D
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invoke-virtual {v5, v1}, Lsun/misc/Unsafe;->arrayBaseOffset(Ljava/lang/Class;)I
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move-result v0
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:try_end_7
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.catch Ljava/lang/Exception; {:try_start_7 .. :try_end_7} :catch_0
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int-to-long v0, v0
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move-wide/from16 v16, v14
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move-wide/from16 v18, v6
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move-object v7, v5
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move-wide v5, v3
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move-wide/from16 v3, v18
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goto :goto_0
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:catch_0
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nop
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goto :goto_6
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:catch_1
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const-wide/16 v3, 0x0
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goto :goto_6
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:catch_2
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const-wide/16 v3, 0x0
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goto :goto_5
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:catch_3
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const-wide/16 v3, 0x0
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goto :goto_4
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:catch_4
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const-wide/16 v3, 0x0
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goto :goto_3
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:catch_5
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const-wide/16 v3, 0x0
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goto :goto_2
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:catch_6
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const-wide/16 v3, 0x0
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goto :goto_1
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:cond_0
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:try_start_8
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sget-boolean v1, Lf/f/a/a;->d:Z
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if-eqz v1, :cond_1
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const-string v1, "Running on Android platform. Use of sun.misc.Unsafe should be disabled"
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invoke-static {v0, v1}, Lf/f/a/a;->c(Ljava/lang/String;Ljava/lang/String;)V
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:try_end_8
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.catch Ljava/lang/Exception; {:try_start_8 .. :try_end_8} :catch_7
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:cond_1
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const-wide/16 v0, 0x0
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const-wide/16 v3, 0x0
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const-wide/16 v5, 0x0
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const/4 v7, 0x0
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const-wide/16 v8, 0x0
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const-wide/16 v10, 0x0
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const-wide/16 v12, 0x0
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const-wide/16 v16, 0x0
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:goto_0
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move-wide/from16 v14, v16
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move-wide/from16 v16, v0
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goto :goto_7
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:catch_7
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const-wide/16 v3, 0x0
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const/4 v5, 0x0
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:goto_1
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const-wide/16 v6, 0x0
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:goto_2
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const-wide/16 v8, 0x0
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:goto_3
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const-wide/16 v10, 0x0
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:goto_4
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const-wide/16 v12, 0x0
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:goto_5
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const-wide/16 v14, 0x0
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:goto_6
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sget-boolean v1, Lf/f/a/a;->d:Z
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if-eqz v1, :cond_2
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const-string v1, "sun.misc.Unsafe is not accessible or not available. Use of sun.misc.Unsafe should be disabled"
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invoke-static {v0, v1}, Lf/f/a/a;->c(Ljava/lang/String;Ljava/lang/String;)V
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:cond_2
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const-wide/16 v16, 0x0
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move-wide/from16 v18, v6
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move-object v7, v5
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move-wide v5, v3
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move-wide/from16 v3, v18
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:goto_7
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sput-wide v3, Lcom/esotericsoftware/kryo/util/UnsafeUtil;->byteArrayBaseOffset:J
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sput-wide v8, Lcom/esotericsoftware/kryo/util/UnsafeUtil;->charArrayBaseOffset:J
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sput-wide v10, Lcom/esotericsoftware/kryo/util/UnsafeUtil;->shortArrayBaseOffset:J
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sput-wide v12, Lcom/esotericsoftware/kryo/util/UnsafeUtil;->intArrayBaseOffset:J
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sput-wide v14, Lcom/esotericsoftware/kryo/util/UnsafeUtil;->floatArrayBaseOffset:J
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sput-wide v5, Lcom/esotericsoftware/kryo/util/UnsafeUtil;->longArrayBaseOffset:J
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sput-wide v16, Lcom/esotericsoftware/kryo/util/UnsafeUtil;->doubleArrayBaseOffset:J
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sput-object v7, Lcom/esotericsoftware/kryo/util/UnsafeUtil;->_unsafe:Lsun/misc/Unsafe;
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invoke-static {v2}, Ljava/nio/ByteBuffer;->allocateDirect(I)Ljava/nio/ByteBuffer;
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move-result-object v0
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:try_start_9
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invoke-virtual {v0}, Ljava/lang/Object;->getClass()Ljava/lang/Class;
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move-result-object v0
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const/4 v1, 0x3
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new-array v1, v1, [Ljava/lang/Class;
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const/4 v3, 0x0
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sget-object v4, Ljava/lang/Long;->TYPE:Ljava/lang/Class;
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aput-object v4, v1, v3
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sget-object v3, Ljava/lang/Integer;->TYPE:Ljava/lang/Class;
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aput-object v3, v1, v2
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const/4 v3, 0x2
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const-class v4, Ljava/lang/Object;
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aput-object v4, v1, v3
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invoke-virtual {v0, v1}, Ljava/lang/Class;->getDeclaredConstructor([Ljava/lang/Class;)Ljava/lang/reflect/Constructor;
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move-result-object v0
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sput-object v0, Lcom/esotericsoftware/kryo/util/UnsafeUtil;->directByteBufferConstr:Ljava/lang/reflect/Constructor;
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invoke-virtual {v0, v2}, Ljava/lang/reflect/Constructor;->setAccessible(Z)V
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:try_end_9
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.catch Ljava/lang/Exception; {:try_start_9 .. :try_end_9} :catch_8
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goto :goto_8
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:catch_8
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const/4 v0, 0x0
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sput-object v0, Lcom/esotericsoftware/kryo/util/UnsafeUtil;->directByteBufferConstr:Ljava/lang/reflect/Constructor;
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:goto_8
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return-void
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.end method
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.method public constructor <init>()V
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.locals 0
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invoke-direct {p0}, Ljava/lang/Object;-><init>()V
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return-void
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.end method
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.method public static final getDirectBufferAt(JI)Ljava/nio/ByteBuffer;
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.locals 5
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sget-object v0, Lcom/esotericsoftware/kryo/util/UnsafeUtil;->directByteBufferConstr:Ljava/lang/reflect/Constructor;
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const/4 v1, 0x0
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if-nez v0, :cond_0
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return-object v1
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:cond_0
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const/4 v2, 0x3
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:try_start_0
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new-array v2, v2, [Ljava/lang/Object;
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const/4 v3, 0x0
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invoke-static {p0, p1}, Ljava/lang/Long;->valueOf(J)Ljava/lang/Long;
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move-result-object v4
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aput-object v4, v2, v3
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const/4 v3, 0x1
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invoke-static {p2}, Ljava/lang/Integer;->valueOf(I)Ljava/lang/Integer;
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move-result-object p2
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aput-object p2, v2, v3
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const/4 p2, 0x2
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aput-object v1, v2, p2
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invoke-virtual {v0, v2}, Ljava/lang/reflect/Constructor;->newInstance([Ljava/lang/Object;)Ljava/lang/Object;
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move-result-object p2
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check-cast p2, Ljava/nio/ByteBuffer;
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:try_end_0
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.catch Ljava/lang/Exception; {:try_start_0 .. :try_end_0} :catch_0
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return-object p2
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:catch_0
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move-exception p2
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new-instance v0, Ljava/lang/RuntimeException;
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const-string v1, "Cannot allocate ByteBuffer at a given address: "
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invoke-static {v1, p0, p1}, Lf/e/c/a/a;->n(Ljava/lang/String;J)Ljava/lang/String;
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move-result-object p0
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invoke-direct {v0, p0, p2}, Ljava/lang/RuntimeException;-><init>(Ljava/lang/String;Ljava/lang/Throwable;)V
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throw v0
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.end method
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.method public static releaseBuffer(Ljava/nio/ByteBuffer;)V
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.locals 1
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if-eqz p0, :cond_0
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invoke-virtual {p0}, Ljava/nio/ByteBuffer;->isDirect()Z
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move-result v0
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if-eqz v0, :cond_0
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check-cast p0, Lsun/nio/ch/DirectBuffer;
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invoke-interface {p0}, Lsun/nio/ch/DirectBuffer;->cleaner()Lsun/misc/Cleaner;
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move-result-object p0
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if-eqz p0, :cond_0
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check-cast p0, Lsun/misc/Cleaner;
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invoke-virtual {p0}, Lsun/misc/Cleaner;->clean()V
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:cond_0
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return-void
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.end method
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.method public static sortFieldsByOffset(Ljava/util/List;)[Ljava/lang/reflect/Field;
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.locals 5
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.annotation system Ldalvik/annotation/Signature;
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value = {
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"(",
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"Ljava/util/List<",
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"Ljava/lang/reflect/Field;",
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">;)[",
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"Ljava/lang/reflect/Field;"
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}
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.end annotation
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const/4 v0, 0x0
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new-array v0, v0, [Ljava/lang/reflect/Field;
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invoke-interface {p0, v0}, Ljava/util/List;->toArray([Ljava/lang/Object;)[Ljava/lang/Object;
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move-result-object v0
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check-cast v0, [Ljava/lang/reflect/Field;
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new-instance v1, Lcom/esotericsoftware/kryo/util/UnsafeUtil$1;
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invoke-direct {v1}, Lcom/esotericsoftware/kryo/util/UnsafeUtil$1;-><init>()V
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invoke-static {v0, v1}, Ljava/util/Arrays;->sort([Ljava/lang/Object;Ljava/util/Comparator;)V
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invoke-interface {p0}, Ljava/util/List;->iterator()Ljava/util/Iterator;
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move-result-object p0
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:cond_0
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:goto_0
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invoke-interface {p0}, Ljava/util/Iterator;->hasNext()Z
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move-result v1
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if-eqz v1, :cond_1
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invoke-interface {p0}, Ljava/util/Iterator;->next()Ljava/lang/Object;
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move-result-object v1
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check-cast v1, Ljava/lang/reflect/Field;
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sget-boolean v2, Lf/f/a/a;->d:Z
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if-eqz v2, :cond_0
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const-string v2, "Field \'"
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invoke-static {v2}, Lf/e/c/a/a;->E(Ljava/lang/String;)Ljava/lang/StringBuilder;
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move-result-object v2
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invoke-virtual {v1}, Ljava/lang/reflect/Field;->getName()Ljava/lang/String;
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move-result-object v3
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invoke-virtual {v2, v3}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
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const-string v3, "\' at offset "
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invoke-virtual {v2, v3}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
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invoke-static {}, Lcom/esotericsoftware/kryo/util/UnsafeUtil;->unsafe()Lsun/misc/Unsafe;
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move-result-object v3
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invoke-virtual {v3, v1}, Lsun/misc/Unsafe;->objectFieldOffset(Ljava/lang/reflect/Field;)J
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move-result-wide v3
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invoke-virtual {v2, v3, v4}, Ljava/lang/StringBuilder;->append(J)Ljava/lang/StringBuilder;
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invoke-virtual {v2}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;
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move-result-object v1
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const-string v2, "kryo"
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invoke-static {v2, v1}, Lf/f/a/a;->c(Ljava/lang/String;Ljava/lang/String;)V
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goto :goto_0
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:cond_1
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return-object v0
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.end method
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.method public static final unsafe()Lsun/misc/Unsafe;
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.locals 1
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sget-object v0, Lcom/esotericsoftware/kryo/util/UnsafeUtil;->_unsafe:Lsun/misc/Unsafe;
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return-object v0
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.end method
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