apkfuckery/com.discord/smali/androidx/recyclerview/widget/DiffUtil.smali
2019-08-30 22:04:20 +02:00

751 lines
16 KiB
Smali

.class public Landroidx/recyclerview/widget/DiffUtil;
.super Ljava/lang/Object;
.source "DiffUtil.java"
# annotations
.annotation system Ldalvik/annotation/MemberClasses;
value = {
Landroidx/recyclerview/widget/DiffUtil$PostponedUpdate;,
Landroidx/recyclerview/widget/DiffUtil$DiffResult;,
Landroidx/recyclerview/widget/DiffUtil$Range;,
Landroidx/recyclerview/widget/DiffUtil$Snake;,
Landroidx/recyclerview/widget/DiffUtil$ItemCallback;,
Landroidx/recyclerview/widget/DiffUtil$Callback;
}
.end annotation
# static fields
.field private static final SNAKE_COMPARATOR:Ljava/util/Comparator;
.annotation system Ldalvik/annotation/Signature;
value = {
"Ljava/util/Comparator<",
"Landroidx/recyclerview/widget/DiffUtil$Snake;",
">;"
}
.end annotation
.end field
# direct methods
.method static constructor <clinit>()V
.locals 1
new-instance v0, Landroidx/recyclerview/widget/DiffUtil$1;
invoke-direct {v0}, Landroidx/recyclerview/widget/DiffUtil$1;-><init>()V
sput-object v0, Landroidx/recyclerview/widget/DiffUtil;->SNAKE_COMPARATOR:Ljava/util/Comparator;
return-void
.end method
.method private constructor <init>()V
.locals 0
invoke-direct {p0}, Ljava/lang/Object;-><init>()V
return-void
.end method
.method public static calculateDiff(Landroidx/recyclerview/widget/DiffUtil$Callback;)Landroidx/recyclerview/widget/DiffUtil$DiffResult;
.locals 1
const/4 v0, 0x1
invoke-static {p0, v0}, Landroidx/recyclerview/widget/DiffUtil;->calculateDiff(Landroidx/recyclerview/widget/DiffUtil$Callback;Z)Landroidx/recyclerview/widget/DiffUtil$DiffResult;
move-result-object p0
return-object p0
.end method
.method public static calculateDiff(Landroidx/recyclerview/widget/DiffUtil$Callback;Z)Landroidx/recyclerview/widget/DiffUtil$DiffResult;
.locals 15
invoke-virtual {p0}, Landroidx/recyclerview/widget/DiffUtil$Callback;->getOldListSize()I
move-result v0
invoke-virtual {p0}, Landroidx/recyclerview/widget/DiffUtil$Callback;->getNewListSize()I
move-result v1
new-instance v4, Ljava/util/ArrayList;
invoke-direct {v4}, Ljava/util/ArrayList;-><init>()V
new-instance v2, Ljava/util/ArrayList;
invoke-direct {v2}, Ljava/util/ArrayList;-><init>()V
new-instance v3, Landroidx/recyclerview/widget/DiffUtil$Range;
const/4 v5, 0x0
invoke-direct {v3, v5, v0, v5, v1}, Landroidx/recyclerview/widget/DiffUtil$Range;-><init>(IIII)V
invoke-interface {v2, v3}, Ljava/util/List;->add(Ljava/lang/Object;)Z
add-int v3, v0, v1
sub-int/2addr v0, v1
invoke-static {v0}, Ljava/lang/Math;->abs(I)I
move-result v0
add-int/2addr v0, v3
mul-int/lit8 v1, v0, 0x2
new-array v13, v1, [I
new-array v1, v1, [I
new-instance v3, Ljava/util/ArrayList;
invoke-direct {v3}, Ljava/util/ArrayList;-><init>()V
:goto_0
invoke-interface {v2}, Ljava/util/List;->isEmpty()Z
move-result v5
if-nez v5, :cond_7
invoke-interface {v2}, Ljava/util/List;->size()I
move-result v5
add-int/lit8 v5, v5, -0x1
invoke-interface {v2, v5}, Ljava/util/List;->remove(I)Ljava/lang/Object;
move-result-object v5
move-object v14, v5
check-cast v14, Landroidx/recyclerview/widget/DiffUtil$Range;
iget v6, v14, Landroidx/recyclerview/widget/DiffUtil$Range;->oldListStart:I
iget v7, v14, Landroidx/recyclerview/widget/DiffUtil$Range;->oldListEnd:I
iget v8, v14, Landroidx/recyclerview/widget/DiffUtil$Range;->newListStart:I
iget v9, v14, Landroidx/recyclerview/widget/DiffUtil$Range;->newListEnd:I
move-object v5, p0
move-object v10, v13
move-object v11, v1
move v12, v0
invoke-static/range {v5 .. v12}, Landroidx/recyclerview/widget/DiffUtil;->diffPartial(Landroidx/recyclerview/widget/DiffUtil$Callback;IIII[I[II)Landroidx/recyclerview/widget/DiffUtil$Snake;
move-result-object v5
if-eqz v5, :cond_6
iget v6, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->size:I
if-lez v6, :cond_0
invoke-interface {v4, v5}, Ljava/util/List;->add(Ljava/lang/Object;)Z
:cond_0
iget v6, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->x:I
iget v7, v14, Landroidx/recyclerview/widget/DiffUtil$Range;->oldListStart:I
add-int/2addr v6, v7
iput v6, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->x:I
iget v6, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->y:I
iget v7, v14, Landroidx/recyclerview/widget/DiffUtil$Range;->newListStart:I
add-int/2addr v6, v7
iput v6, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->y:I
invoke-interface {v3}, Ljava/util/List;->isEmpty()Z
move-result v6
if-eqz v6, :cond_1
new-instance v6, Landroidx/recyclerview/widget/DiffUtil$Range;
invoke-direct {v6}, Landroidx/recyclerview/widget/DiffUtil$Range;-><init>()V
goto :goto_1
:cond_1
invoke-interface {v3}, Ljava/util/List;->size()I
move-result v6
add-int/lit8 v6, v6, -0x1
invoke-interface {v3, v6}, Ljava/util/List;->remove(I)Ljava/lang/Object;
move-result-object v6
check-cast v6, Landroidx/recyclerview/widget/DiffUtil$Range;
:goto_1
iget v7, v14, Landroidx/recyclerview/widget/DiffUtil$Range;->oldListStart:I
iput v7, v6, Landroidx/recyclerview/widget/DiffUtil$Range;->oldListStart:I
iget v7, v14, Landroidx/recyclerview/widget/DiffUtil$Range;->newListStart:I
iput v7, v6, Landroidx/recyclerview/widget/DiffUtil$Range;->newListStart:I
iget-boolean v7, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->reverse:Z
if-eqz v7, :cond_2
iget v7, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->x:I
iput v7, v6, Landroidx/recyclerview/widget/DiffUtil$Range;->oldListEnd:I
iget v7, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->y:I
iput v7, v6, Landroidx/recyclerview/widget/DiffUtil$Range;->newListEnd:I
goto :goto_2
:cond_2
iget-boolean v7, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->removal:Z
if-eqz v7, :cond_3
iget v7, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->x:I
add-int/lit8 v7, v7, -0x1
iput v7, v6, Landroidx/recyclerview/widget/DiffUtil$Range;->oldListEnd:I
iget v7, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->y:I
iput v7, v6, Landroidx/recyclerview/widget/DiffUtil$Range;->newListEnd:I
goto :goto_2
:cond_3
iget v7, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->x:I
iput v7, v6, Landroidx/recyclerview/widget/DiffUtil$Range;->oldListEnd:I
iget v7, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->y:I
add-int/lit8 v7, v7, -0x1
iput v7, v6, Landroidx/recyclerview/widget/DiffUtil$Range;->newListEnd:I
:goto_2
invoke-interface {v2, v6}, Ljava/util/List;->add(Ljava/lang/Object;)Z
iget-boolean v6, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->reverse:Z
if-eqz v6, :cond_5
iget-boolean v6, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->removal:Z
if-eqz v6, :cond_4
iget v6, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->x:I
iget v7, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->size:I
add-int/2addr v6, v7
add-int/lit8 v6, v6, 0x1
iput v6, v14, Landroidx/recyclerview/widget/DiffUtil$Range;->oldListStart:I
iget v6, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->y:I
iget v5, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->size:I
add-int/2addr v6, v5
iput v6, v14, Landroidx/recyclerview/widget/DiffUtil$Range;->newListStart:I
goto :goto_3
:cond_4
iget v6, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->x:I
iget v7, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->size:I
add-int/2addr v6, v7
iput v6, v14, Landroidx/recyclerview/widget/DiffUtil$Range;->oldListStart:I
iget v6, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->y:I
iget v5, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->size:I
add-int/2addr v6, v5
add-int/lit8 v6, v6, 0x1
iput v6, v14, Landroidx/recyclerview/widget/DiffUtil$Range;->newListStart:I
goto :goto_3
:cond_5
iget v6, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->x:I
iget v7, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->size:I
add-int/2addr v6, v7
iput v6, v14, Landroidx/recyclerview/widget/DiffUtil$Range;->oldListStart:I
iget v6, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->y:I
iget v5, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->size:I
add-int/2addr v6, v5
iput v6, v14, Landroidx/recyclerview/widget/DiffUtil$Range;->newListStart:I
:goto_3
invoke-interface {v2, v14}, Ljava/util/List;->add(Ljava/lang/Object;)Z
goto/16 :goto_0
:cond_6
invoke-interface {v3, v14}, Ljava/util/List;->add(Ljava/lang/Object;)Z
goto/16 :goto_0
:cond_7
sget-object v0, Landroidx/recyclerview/widget/DiffUtil;->SNAKE_COMPARATOR:Ljava/util/Comparator;
invoke-static {v4, v0}, Ljava/util/Collections;->sort(Ljava/util/List;Ljava/util/Comparator;)V
new-instance v0, Landroidx/recyclerview/widget/DiffUtil$DiffResult;
move-object v2, v0
move-object v3, p0
move-object v5, v13
move-object v6, v1
move/from16 v7, p1
invoke-direct/range {v2 .. v7}, Landroidx/recyclerview/widget/DiffUtil$DiffResult;-><init>(Landroidx/recyclerview/widget/DiffUtil$Callback;Ljava/util/List;[I[IZ)V
return-object v0
.end method
.method private static diffPartial(Landroidx/recyclerview/widget/DiffUtil$Callback;IIII[I[II)Landroidx/recyclerview/widget/DiffUtil$Snake;
.locals 19
move-object/from16 v0, p0
move-object/from16 v1, p5
move-object/from16 v2, p6
sub-int v3, p2, p1
sub-int v4, p4, p3
if-lez v3, :cond_f
if-gtz v4, :cond_0
goto/16 :goto_a
:cond_0
sub-int v5, v3, v4
add-int v6, v3, v4
const/4 v7, 0x1
add-int/2addr v6, v7
div-int/lit8 v6, v6, 0x2
sub-int v8, p7, v6
sub-int/2addr v8, v7
add-int v9, p7, v6
add-int/2addr v9, v7
const/4 v10, 0x0
invoke-static {v1, v8, v9, v10}, Ljava/util/Arrays;->fill([IIII)V
add-int/2addr v8, v5
add-int/2addr v9, v5
invoke-static {v2, v8, v9, v3}, Ljava/util/Arrays;->fill([IIII)V
rem-int/lit8 v8, v5, 0x2
if-eqz v8, :cond_1
const/4 v8, 0x1
goto :goto_0
:cond_1
const/4 v8, 0x0
:goto_0
const/4 v9, 0x0
:goto_1
if-gt v9, v6, :cond_e
neg-int v11, v9
move v12, v11
:goto_2
if-gt v12, v9, :cond_6
if-eq v12, v11, :cond_3
if-eq v12, v9, :cond_2
add-int v13, p7, v12
add-int/lit8 v14, v13, -0x1
aget v14, v1, v14
add-int/2addr v13, v7
aget v13, v1, v13
if-ge v14, v13, :cond_2
goto :goto_3
:cond_2
add-int v13, p7, v12
sub-int/2addr v13, v7
aget v13, v1, v13
add-int/2addr v13, v7
const/4 v14, 0x1
goto :goto_4
:cond_3
:goto_3
add-int v13, p7, v12
add-int/2addr v13, v7
aget v13, v1, v13
const/4 v14, 0x0
:goto_4
sub-int v15, v13, v12
:goto_5
if-ge v13, v3, :cond_4
if-ge v15, v4, :cond_4
add-int v10, p1, v13
add-int v7, p3, v15
invoke-virtual {v0, v10, v7}, Landroidx/recyclerview/widget/DiffUtil$Callback;->areItemsTheSame(II)Z
move-result v7
if-eqz v7, :cond_4
add-int/lit8 v13, v13, 0x1
add-int/lit8 v15, v15, 0x1
const/4 v7, 0x1
const/4 v10, 0x0
goto :goto_5
:cond_4
add-int v7, p7, v12
aput v13, v1, v7
if-eqz v8, :cond_5
sub-int v10, v5, v9
const/4 v13, 0x1
add-int/2addr v10, v13
if-lt v12, v10, :cond_5
add-int v10, v5, v9
sub-int/2addr v10, v13
if-gt v12, v10, :cond_5
aget v10, v1, v7
aget v13, v2, v7
if-lt v10, v13, :cond_5
new-instance v0, Landroidx/recyclerview/widget/DiffUtil$Snake;
invoke-direct {v0}, Landroidx/recyclerview/widget/DiffUtil$Snake;-><init>()V
aget v3, v2, v7
iput v3, v0, Landroidx/recyclerview/widget/DiffUtil$Snake;->x:I
iget v3, v0, Landroidx/recyclerview/widget/DiffUtil$Snake;->x:I
sub-int/2addr v3, v12
iput v3, v0, Landroidx/recyclerview/widget/DiffUtil$Snake;->y:I
aget v1, v1, v7
aget v2, v2, v7
sub-int/2addr v1, v2
iput v1, v0, Landroidx/recyclerview/widget/DiffUtil$Snake;->size:I
iput-boolean v14, v0, Landroidx/recyclerview/widget/DiffUtil$Snake;->removal:Z
const/4 v7, 0x0
iput-boolean v7, v0, Landroidx/recyclerview/widget/DiffUtil$Snake;->reverse:Z
return-object v0
:cond_5
const/4 v7, 0x0
add-int/lit8 v12, v12, 0x2
const/4 v7, 0x1
const/4 v10, 0x0
goto :goto_2
:cond_6
const/4 v7, 0x0
move v10, v11
:goto_6
if-gt v10, v9, :cond_d
add-int v12, v10, v5
add-int v13, v9, v5
if-eq v12, v13, :cond_9
add-int v13, v11, v5
if-eq v12, v13, :cond_7
add-int v13, p7, v12
add-int/lit8 v14, v13, -0x1
aget v14, v2, v14
const/4 v15, 0x1
add-int/2addr v13, v15
aget v13, v2, v13
if-ge v14, v13, :cond_8
goto :goto_7
:cond_7
const/4 v15, 0x1
:cond_8
add-int v13, p7, v12
add-int/2addr v13, v15
aget v13, v2, v13
sub-int/2addr v13, v15
const/4 v14, 0x1
goto :goto_8
:cond_9
const/4 v15, 0x1
:goto_7
add-int v13, p7, v12
sub-int/2addr v13, v15
aget v13, v2, v13
const/4 v14, 0x0
:goto_8
sub-int v16, v13, v12
:goto_9
if-lez v13, :cond_a
if-lez v16, :cond_a
add-int v17, p1, v13
add-int/lit8 v7, v17, -0x1
add-int v17, p3, v16
move/from16 v18, v3
add-int/lit8 v3, v17, -0x1
invoke-virtual {v0, v7, v3}, Landroidx/recyclerview/widget/DiffUtil$Callback;->areItemsTheSame(II)Z
move-result v3
if-eqz v3, :cond_b
add-int/lit8 v13, v13, -0x1
add-int/lit8 v16, v16, -0x1
move/from16 v3, v18
const/4 v7, 0x0
const/4 v15, 0x1
goto :goto_9
:cond_a
move/from16 v18, v3
:cond_b
add-int v3, p7, v12
aput v13, v2, v3
if-nez v8, :cond_c
if-lt v12, v11, :cond_c
if-gt v12, v9, :cond_c
aget v7, v1, v3
aget v13, v2, v3
if-lt v7, v13, :cond_c
new-instance v0, Landroidx/recyclerview/widget/DiffUtil$Snake;
invoke-direct {v0}, Landroidx/recyclerview/widget/DiffUtil$Snake;-><init>()V
aget v4, v2, v3
iput v4, v0, Landroidx/recyclerview/widget/DiffUtil$Snake;->x:I
iget v4, v0, Landroidx/recyclerview/widget/DiffUtil$Snake;->x:I
sub-int/2addr v4, v12
iput v4, v0, Landroidx/recyclerview/widget/DiffUtil$Snake;->y:I
aget v1, v1, v3
aget v2, v2, v3
sub-int/2addr v1, v2
iput v1, v0, Landroidx/recyclerview/widget/DiffUtil$Snake;->size:I
iput-boolean v14, v0, Landroidx/recyclerview/widget/DiffUtil$Snake;->removal:Z
const/4 v3, 0x1
iput-boolean v3, v0, Landroidx/recyclerview/widget/DiffUtil$Snake;->reverse:Z
return-object v0
:cond_c
const/4 v3, 0x1
add-int/lit8 v10, v10, 0x2
move/from16 v3, v18
const/4 v7, 0x0
goto :goto_6
:cond_d
move/from16 v18, v3
const/4 v3, 0x1
add-int/lit8 v9, v9, 0x1
move/from16 v3, v18
const/4 v7, 0x1
const/4 v10, 0x0
goto/16 :goto_1
:cond_e
new-instance v0, Ljava/lang/IllegalStateException;
const-string v1, "DiffUtil hit an unexpected case while trying to calculate the optimal path. Please make sure your data is not changing during the diff calculation."
invoke-direct {v0, v1}, Ljava/lang/IllegalStateException;-><init>(Ljava/lang/String;)V
throw v0
:cond_f
:goto_a
const/4 v0, 0x0
return-object v0
.end method