763 lines
16 KiB
Smali
763 lines
16 KiB
Smali
.class public Landroidx/recyclerview/widget/DiffUtil;
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.super Ljava/lang/Object;
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.source "DiffUtil.java"
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# annotations
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.annotation system Ldalvik/annotation/MemberClasses;
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value = {
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Landroidx/recyclerview/widget/DiffUtil$PostponedUpdate;,
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Landroidx/recyclerview/widget/DiffUtil$DiffResult;,
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Landroidx/recyclerview/widget/DiffUtil$Range;,
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Landroidx/recyclerview/widget/DiffUtil$Snake;,
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Landroidx/recyclerview/widget/DiffUtil$ItemCallback;,
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Landroidx/recyclerview/widget/DiffUtil$Callback;
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}
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.end annotation
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# static fields
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.field private static final SNAKE_COMPARATOR:Ljava/util/Comparator;
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.annotation system Ldalvik/annotation/Signature;
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value = {
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"Ljava/util/Comparator<",
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"Landroidx/recyclerview/widget/DiffUtil$Snake;",
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">;"
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}
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.end annotation
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.end field
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# direct methods
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.method static constructor <clinit>()V
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.locals 1
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new-instance v0, Landroidx/recyclerview/widget/DiffUtil$1;
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invoke-direct {v0}, Landroidx/recyclerview/widget/DiffUtil$1;-><init>()V
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sput-object v0, Landroidx/recyclerview/widget/DiffUtil;->SNAKE_COMPARATOR:Ljava/util/Comparator;
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return-void
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.end method
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.method private constructor <init>()V
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.locals 0
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invoke-direct {p0}, Ljava/lang/Object;-><init>()V
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return-void
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.end method
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.method public static calculateDiff(Landroidx/recyclerview/widget/DiffUtil$Callback;)Landroidx/recyclerview/widget/DiffUtil$DiffResult;
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.locals 1
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.param p0 # Landroidx/recyclerview/widget/DiffUtil$Callback;
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.annotation build Landroidx/annotation/NonNull;
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.end annotation
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.end param
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.annotation build Landroidx/annotation/NonNull;
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.end annotation
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const/4 v0, 0x1
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invoke-static {p0, v0}, Landroidx/recyclerview/widget/DiffUtil;->calculateDiff(Landroidx/recyclerview/widget/DiffUtil$Callback;Z)Landroidx/recyclerview/widget/DiffUtil$DiffResult;
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move-result-object p0
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return-object p0
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.end method
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.method public static calculateDiff(Landroidx/recyclerview/widget/DiffUtil$Callback;Z)Landroidx/recyclerview/widget/DiffUtil$DiffResult;
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.locals 15
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.param p0 # Landroidx/recyclerview/widget/DiffUtil$Callback;
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.annotation build Landroidx/annotation/NonNull;
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.end annotation
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.end param
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.annotation build Landroidx/annotation/NonNull;
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.end annotation
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invoke-virtual {p0}, Landroidx/recyclerview/widget/DiffUtil$Callback;->getOldListSize()I
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move-result v0
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invoke-virtual {p0}, Landroidx/recyclerview/widget/DiffUtil$Callback;->getNewListSize()I
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move-result v1
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new-instance v4, Ljava/util/ArrayList;
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invoke-direct {v4}, Ljava/util/ArrayList;-><init>()V
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new-instance v2, Ljava/util/ArrayList;
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invoke-direct {v2}, Ljava/util/ArrayList;-><init>()V
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new-instance v3, Landroidx/recyclerview/widget/DiffUtil$Range;
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const/4 v5, 0x0
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invoke-direct {v3, v5, v0, v5, v1}, Landroidx/recyclerview/widget/DiffUtil$Range;-><init>(IIII)V
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invoke-interface {v2, v3}, Ljava/util/List;->add(Ljava/lang/Object;)Z
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add-int v3, v0, v1
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sub-int/2addr v0, v1
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invoke-static {v0}, Ljava/lang/Math;->abs(I)I
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move-result v0
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add-int/2addr v0, v3
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mul-int/lit8 v1, v0, 0x2
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new-array v13, v1, [I
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new-array v1, v1, [I
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new-instance v3, Ljava/util/ArrayList;
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invoke-direct {v3}, Ljava/util/ArrayList;-><init>()V
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:goto_0
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invoke-interface {v2}, Ljava/util/List;->isEmpty()Z
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move-result v5
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if-nez v5, :cond_7
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invoke-interface {v2}, Ljava/util/List;->size()I
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move-result v5
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add-int/lit8 v5, v5, -0x1
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invoke-interface {v2, v5}, Ljava/util/List;->remove(I)Ljava/lang/Object;
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move-result-object v5
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move-object v14, v5
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check-cast v14, Landroidx/recyclerview/widget/DiffUtil$Range;
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iget v6, v14, Landroidx/recyclerview/widget/DiffUtil$Range;->oldListStart:I
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iget v7, v14, Landroidx/recyclerview/widget/DiffUtil$Range;->oldListEnd:I
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iget v8, v14, Landroidx/recyclerview/widget/DiffUtil$Range;->newListStart:I
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iget v9, v14, Landroidx/recyclerview/widget/DiffUtil$Range;->newListEnd:I
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move-object v5, p0
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move-object v10, v13
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move-object v11, v1
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move v12, v0
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invoke-static/range {v5 .. v12}, Landroidx/recyclerview/widget/DiffUtil;->diffPartial(Landroidx/recyclerview/widget/DiffUtil$Callback;IIII[I[II)Landroidx/recyclerview/widget/DiffUtil$Snake;
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move-result-object v5
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if-eqz v5, :cond_6
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iget v6, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->size:I
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if-lez v6, :cond_0
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invoke-interface {v4, v5}, Ljava/util/List;->add(Ljava/lang/Object;)Z
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:cond_0
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iget v6, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->x:I
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iget v7, v14, Landroidx/recyclerview/widget/DiffUtil$Range;->oldListStart:I
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add-int/2addr v6, v7
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iput v6, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->x:I
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iget v6, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->y:I
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iget v7, v14, Landroidx/recyclerview/widget/DiffUtil$Range;->newListStart:I
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add-int/2addr v6, v7
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iput v6, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->y:I
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invoke-interface {v3}, Ljava/util/List;->isEmpty()Z
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move-result v6
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if-eqz v6, :cond_1
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new-instance v6, Landroidx/recyclerview/widget/DiffUtil$Range;
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invoke-direct {v6}, Landroidx/recyclerview/widget/DiffUtil$Range;-><init>()V
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goto :goto_1
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:cond_1
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invoke-interface {v3}, Ljava/util/List;->size()I
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move-result v6
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add-int/lit8 v6, v6, -0x1
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invoke-interface {v3, v6}, Ljava/util/List;->remove(I)Ljava/lang/Object;
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move-result-object v6
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check-cast v6, Landroidx/recyclerview/widget/DiffUtil$Range;
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:goto_1
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iget v7, v14, Landroidx/recyclerview/widget/DiffUtil$Range;->oldListStart:I
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iput v7, v6, Landroidx/recyclerview/widget/DiffUtil$Range;->oldListStart:I
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iget v7, v14, Landroidx/recyclerview/widget/DiffUtil$Range;->newListStart:I
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iput v7, v6, Landroidx/recyclerview/widget/DiffUtil$Range;->newListStart:I
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iget-boolean v7, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->reverse:Z
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if-eqz v7, :cond_2
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iget v7, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->x:I
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iput v7, v6, Landroidx/recyclerview/widget/DiffUtil$Range;->oldListEnd:I
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iget v7, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->y:I
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iput v7, v6, Landroidx/recyclerview/widget/DiffUtil$Range;->newListEnd:I
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goto :goto_2
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:cond_2
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iget-boolean v7, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->removal:Z
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if-eqz v7, :cond_3
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iget v7, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->x:I
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add-int/lit8 v7, v7, -0x1
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iput v7, v6, Landroidx/recyclerview/widget/DiffUtil$Range;->oldListEnd:I
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iget v7, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->y:I
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iput v7, v6, Landroidx/recyclerview/widget/DiffUtil$Range;->newListEnd:I
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goto :goto_2
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:cond_3
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iget v7, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->x:I
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iput v7, v6, Landroidx/recyclerview/widget/DiffUtil$Range;->oldListEnd:I
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iget v7, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->y:I
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add-int/lit8 v7, v7, -0x1
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iput v7, v6, Landroidx/recyclerview/widget/DiffUtil$Range;->newListEnd:I
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:goto_2
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invoke-interface {v2, v6}, Ljava/util/List;->add(Ljava/lang/Object;)Z
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iget-boolean v6, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->reverse:Z
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if-eqz v6, :cond_5
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iget-boolean v6, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->removal:Z
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if-eqz v6, :cond_4
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iget v6, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->x:I
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iget v7, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->size:I
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add-int/2addr v6, v7
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add-int/lit8 v6, v6, 0x1
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iput v6, v14, Landroidx/recyclerview/widget/DiffUtil$Range;->oldListStart:I
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iget v6, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->y:I
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iget v5, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->size:I
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add-int/2addr v6, v5
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iput v6, v14, Landroidx/recyclerview/widget/DiffUtil$Range;->newListStart:I
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goto :goto_3
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:cond_4
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iget v6, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->x:I
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iget v7, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->size:I
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add-int/2addr v6, v7
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iput v6, v14, Landroidx/recyclerview/widget/DiffUtil$Range;->oldListStart:I
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iget v6, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->y:I
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iget v5, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->size:I
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add-int/2addr v6, v5
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add-int/lit8 v6, v6, 0x1
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iput v6, v14, Landroidx/recyclerview/widget/DiffUtil$Range;->newListStart:I
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goto :goto_3
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:cond_5
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iget v6, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->x:I
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iget v7, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->size:I
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add-int/2addr v6, v7
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iput v6, v14, Landroidx/recyclerview/widget/DiffUtil$Range;->oldListStart:I
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iget v6, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->y:I
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iget v5, v5, Landroidx/recyclerview/widget/DiffUtil$Snake;->size:I
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add-int/2addr v6, v5
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iput v6, v14, Landroidx/recyclerview/widget/DiffUtil$Range;->newListStart:I
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:goto_3
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invoke-interface {v2, v14}, Ljava/util/List;->add(Ljava/lang/Object;)Z
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goto/16 :goto_0
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:cond_6
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invoke-interface {v3, v14}, Ljava/util/List;->add(Ljava/lang/Object;)Z
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goto/16 :goto_0
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:cond_7
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sget-object v0, Landroidx/recyclerview/widget/DiffUtil;->SNAKE_COMPARATOR:Ljava/util/Comparator;
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invoke-static {v4, v0}, Ljava/util/Collections;->sort(Ljava/util/List;Ljava/util/Comparator;)V
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new-instance v0, Landroidx/recyclerview/widget/DiffUtil$DiffResult;
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move-object v2, v0
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move-object v3, p0
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move-object v5, v13
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move-object v6, v1
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move/from16 v7, p1
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invoke-direct/range {v2 .. v7}, Landroidx/recyclerview/widget/DiffUtil$DiffResult;-><init>(Landroidx/recyclerview/widget/DiffUtil$Callback;Ljava/util/List;[I[IZ)V
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return-object v0
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.end method
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.method private static diffPartial(Landroidx/recyclerview/widget/DiffUtil$Callback;IIII[I[II)Landroidx/recyclerview/widget/DiffUtil$Snake;
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.locals 19
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move-object/from16 v0, p0
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move-object/from16 v1, p5
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move-object/from16 v2, p6
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sub-int v3, p2, p1
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sub-int v4, p4, p3
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if-lez v3, :cond_f
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if-gtz v4, :cond_0
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goto/16 :goto_a
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:cond_0
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sub-int v5, v3, v4
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add-int v6, v3, v4
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const/4 v7, 0x1
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add-int/2addr v6, v7
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div-int/lit8 v6, v6, 0x2
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sub-int v8, p7, v6
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sub-int/2addr v8, v7
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add-int v9, p7, v6
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add-int/2addr v9, v7
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const/4 v10, 0x0
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invoke-static {v1, v8, v9, v10}, Ljava/util/Arrays;->fill([IIII)V
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add-int/2addr v8, v5
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add-int/2addr v9, v5
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invoke-static {v2, v8, v9, v3}, Ljava/util/Arrays;->fill([IIII)V
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rem-int/lit8 v8, v5, 0x2
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if-eqz v8, :cond_1
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const/4 v8, 0x1
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goto :goto_0
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:cond_1
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const/4 v8, 0x0
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:goto_0
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const/4 v9, 0x0
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:goto_1
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if-gt v9, v6, :cond_e
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neg-int v11, v9
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move v12, v11
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:goto_2
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if-gt v12, v9, :cond_6
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if-eq v12, v11, :cond_3
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if-eq v12, v9, :cond_2
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add-int v13, p7, v12
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add-int/lit8 v14, v13, -0x1
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aget v14, v1, v14
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add-int/2addr v13, v7
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aget v13, v1, v13
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if-ge v14, v13, :cond_2
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goto :goto_3
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:cond_2
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add-int v13, p7, v12
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sub-int/2addr v13, v7
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aget v13, v1, v13
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add-int/2addr v13, v7
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const/4 v14, 0x1
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goto :goto_4
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:cond_3
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:goto_3
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add-int v13, p7, v12
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add-int/2addr v13, v7
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aget v13, v1, v13
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const/4 v14, 0x0
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:goto_4
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sub-int v15, v13, v12
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:goto_5
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if-ge v13, v3, :cond_4
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if-ge v15, v4, :cond_4
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add-int v10, p1, v13
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add-int v7, p3, v15
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invoke-virtual {v0, v10, v7}, Landroidx/recyclerview/widget/DiffUtil$Callback;->areItemsTheSame(II)Z
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move-result v7
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if-eqz v7, :cond_4
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add-int/lit8 v13, v13, 0x1
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add-int/lit8 v15, v15, 0x1
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const/4 v7, 0x1
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const/4 v10, 0x0
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goto :goto_5
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:cond_4
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add-int v7, p7, v12
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aput v13, v1, v7
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if-eqz v8, :cond_5
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sub-int v10, v5, v9
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const/4 v13, 0x1
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add-int/2addr v10, v13
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if-lt v12, v10, :cond_5
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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
|