smali过滤特定字符串

过滤插入代码:

const-string/jumbo v0, "aaaaaaa"

invoke-static {v0}, Lcom/bihu/insurancerobot/util/filterlog;->bshow(Ljava/lang/String;)Z

move-result v0

if-eqz v0, :cond_0

const-string v0, "aaatag"
const-string v1, "msg"
invoke-static {v0,v1}, Landroid/util/Log;->d(Ljava/lang/String;Ljava/lang/String;)I

:cond_0

bshow所在smali代码:

.class public Lfilterlog;
.super Ljava/lang/Object;
.source "filterlog.java"

# static fields
.field static list_filter:Ljava/util/List;
    .annotation system Ldalvik/annotation/Signature;
        value = {
            "Ljava/util/List",
            "<",
            "Ljava/lang/String;",
            ">;"
        }
    .end annotation
.end field

# direct methods
.method static constructor <clinit>()V
    .locals 1

    .prologue
    .line 21
    invoke-static {}, Lfilterlog;->read()Ljava/util/List;

    move-result-object v0

    sput-object v0, Lfilterlog;->list_filter:Ljava/util/List;

    return-void
.end method

.method public constructor <init>()V
    .locals 0

    .prologue
    .line 15
    invoke-direct {p0}, Ljava/lang/Object;-><init>()V

    return-void
.end method

.method public static bshow(Ljava/lang/String;)Z
    .locals 5
    .param p0, "clsname"    # Ljava/lang/String;

    .prologue
    .line 25
    const/4 v0, 0x0

    .line 27
    .local v0, "bret":Z
    sget-object v4, Lfilterlog;->list_filter:Ljava/util/List;

    invoke-interface {v4}, Ljava/util/List;->size()I

    move-result v2

    .line 28
    .local v2, "size":I
    const/4 v1, 0x0

    .local v1, "i":I
    :goto_0
    if-ge v1, v2, :cond_0

    .line 30
    sget-object v4, Lfilterlog;->list_filter:Ljava/util/List;

    invoke-interface {v4, v1}, Ljava/util/List;->get(I)Ljava/lang/Object;

    move-result-object v3

    check-cast v3, Ljava/lang/String;

    .line 31
    .local v3, "substr":Ljava/lang/String;
    invoke-virtual {p0, v3}, Ljava/lang/String;->contains(Ljava/lang/CharSequence;)Z

    move-result v4

    if-eqz v4, :cond_1

    .line 33
    const/4 v0, 0x1

    .line 40
    .end local v3    # "substr":Ljava/lang/String;
    :cond_0
    return v0

    .line 28
    .restart local v3    # "substr":Ljava/lang/String;
    :cond_1
    add-int/lit8 v1, v1, 0x1

    goto :goto_0
.end method

.method public static getInnerSDCardPath()Ljava/lang/String;
    .locals 1

    .prologue
    .line 18
    invoke-static {}, Landroid/os/Environment;->getExternalStorageDirectory()Ljava/io/File;

    move-result-object v0

    invoke-virtual {v0}, Ljava/io/File;->getPath()Ljava/lang/String;

    move-result-object v0

    return-object v0
.end method

.method public static read()Ljava/util/List;
    .locals 10
    .annotation system Ldalvik/annotation/Signature;
        value = {
            "()",
            "Ljava/util/List",
            "<",
            "Ljava/lang/String;",
            ">;"
        }
    .end annotation

    .prologue
    .line 46
    new-instance v0, Ljava/util/ArrayList;

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

    .line 47
    .local v0, "_list":Ljava/util/List;, "Ljava/util/List<Ljava/lang/String;>;"
    invoke-static {}, Lfilterlog;->getInnerSDCardPath()Ljava/lang/String;

    move-result-object v6

    .line 48
    .local v6, "sdpath":Ljava/lang/String;
    new-instance v8, Ljava/lang/StringBuilder;

    invoke-direct {v8}, Ljava/lang/StringBuilder;-><init>()V

    invoke-virtual {v8, v6}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;

    move-result-object v8

    const-string/jumbo v9, "/filter"

    invoke-virtual {v8, v9}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;

    move-result-object v8

    invoke-virtual {v8}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;

    move-result-object v3

    .line 49
    .local v3, "filterpath":Ljava/lang/String;
    new-instance v2, Ljava/io/File;

    invoke-direct {v2, v3}, Ljava/io/File;-><init>(Ljava/lang/String;)V

    .line 50
    .local v2, "f":Ljava/io/File;
    const/4 v4, 0x0

    .line 51
    .local v4, "reader":Ljava/io/BufferedReader;
    const/4 v7, 0x0

    .line 54
    .local v7, "tempstr":Ljava/lang/String;
    :try_start_0
    new-instance v5, Ljava/io/BufferedReader;

    new-instance v8, Ljava/io/FileReader;

    invoke-direct {v8, v2}, Ljava/io/FileReader;-><init>(Ljava/io/File;)V

    invoke-direct {v5, v8}, Ljava/io/BufferedReader;-><init>(Ljava/io/Reader;)V
    :try_end_0
    .catch Ljava/io/FileNotFoundException; {:try_start_0 .. :try_end_0} :catch_3
    .catch Ljava/io/IOException; {:try_start_0 .. :try_end_0} :catch_1

    .line 55
    .end local v4    # "reader":Ljava/io/BufferedReader;
    .local v5, "reader":Ljava/io/BufferedReader;
    :try_start_1
    invoke-virtual {v5}, Ljava/io/BufferedReader;->readLine()Ljava/lang/String;

    move-result-object v7

    .line 56
    :goto_0
    if-eqz v7, :cond_0

    .line 58
    invoke-interface {v0, v7}, Ljava/util/List;->add(Ljava/lang/Object;)Z
    :try_end_1
    .catch Ljava/io/FileNotFoundException; {:try_start_1 .. :try_end_1} :catch_0
    .catch Ljava/io/IOException; {:try_start_1 .. :try_end_1} :catch_2

    goto :goto_0

    .line 61
    :catch_0
    move-exception v1

    move-object v4, v5

    .line 63
    .end local v5    # "reader":Ljava/io/BufferedReader;
    .local v1, "e":Ljava/io/FileNotFoundException;
    .restart local v4    # "reader":Ljava/io/BufferedReader;
    :goto_1
    invoke-virtual {v1}, Ljava/io/FileNotFoundException;->printStackTrace()V

    .line 70
    .end local v1    # "e":Ljava/io/FileNotFoundException;
    :goto_2
    return-object v0

    .end local v4    # "reader":Ljava/io/BufferedReader;
    .restart local v5    # "reader":Ljava/io/BufferedReader;
    :cond_0
    move-object v4, v5

    .line 67
    .end local v5    # "reader":Ljava/io/BufferedReader;
    .restart local v4    # "reader":Ljava/io/BufferedReader;
    goto :goto_2

    .line 64
    :catch_1
    move-exception v1

    .line 66
    .local v1, "e":Ljava/io/IOException;
    :goto_3
    invoke-virtual {v1}, Ljava/io/IOException;->printStackTrace()V

    goto :goto_2

    .line 64
    .end local v1    # "e":Ljava/io/IOException;
    .end local v4    # "reader":Ljava/io/BufferedReader;
    .restart local v5    # "reader":Ljava/io/BufferedReader;
    :catch_2
    move-exception v1

    move-object v4, v5

    .end local v5    # "reader":Ljava/io/BufferedReader;
    .restart local v4    # "reader":Ljava/io/BufferedReader;
    goto :goto_3

    .line 61
    :catch_3
    move-exception v1

    goto :goto_1
.end method