aa.smali

.class public final Lcom/cmcm/safewallet/utils/aa;
.super Ljava/lang/Object;
.source "Md5Util.java"


# direct methods
.method public static n(Ljava/io/File;)Ljava/lang/String;
    .registers 7

    .prologue
    const/4 v0, 0x0

    .line 15
    invoke-virtual {p0}, Ljava/io/File;->isFile()Z

    move-result v1

    if-nez v1, :cond_8

    .line 39
    :goto_7
    return-object v0

    .line 24
    :cond_8
    :try_start_8
    const-string v1, "MD5"

    invoke-static {v1}, Ljava/security/MessageDigest;->getInstance(Ljava/lang/String;)Ljava/security/MessageDigest;

    move-result-object v1

    .line 25
    new-instance v2, Ljava/io/FileInputStream;

    invoke-direct {v2, p0}, Ljava/io/FileInputStream;-><init>(Ljava/io/File;)V

    .line 28
    const/16 v3, 0x400

    new-array v3, v3, [B

    .line 29
    :goto_17
    const/4 v4, 0x0

    const/16 v5, 0x400

    invoke-virtual {v2, v3, v4, v5}, Ljava/io/FileInputStream;->read([BII)I

    move-result v4

    const/4 v5, -0x1

    if-eq v4, v5, :cond_28

    .line 31
    const/4 v5, 0x0

    invoke-virtual {v1, v3, v5, v4}, Ljava/security/MessageDigest;->update([BII)V

    goto :goto_17

    .line 37
    :catch_26
    move-exception v1

    goto :goto_7

    .line 34
    :cond_28
    invoke-virtual {v2}, Ljava/io/FileInputStream;->close()V
    :try_end_2b
    .catch Ljava/lang/Exception; {:try_start_8 .. :try_end_2b} :catch_26

    .line 39
    invoke-virtual {v1}, Ljava/security/MessageDigest;->digest()[B

    move-result-object v0

    invoke-static {v0}, Lcom/cmcm/safewallet/utils/aa;->s([B)Ljava/lang/String;

    move-result-object v0

    goto :goto_7
.end method

.method private static s([B)Ljava/lang/String;
    .registers 6

    .prologue
    .line 44
    if-nez p0, :cond_4

    .line 46
    const/4 v0, 0x0

    .line 59
    :goto_3
    return-object v0

    .line 50
    :cond_4
    array-length v1, p0

    .line 51
    new-instance v2, Ljava/lang/StringBuilder;

    shl-int/lit8 v0, v1, 0x1

    invoke-direct {v2, v0}, Ljava/lang/StringBuilder;-><init>(I)V

    .line 53
    const/4 v0, 0x0

    :goto_d
    if-ge v0, v1, :cond_2e

    .line 55
    const-string v3, "0123456789abcdef"

    aget-byte v4, p0, v0

    and-int/lit16 v4, v4, 0xf0

    ushr-int/lit8 v4, v4, 0x4

    invoke-virtual {v3, v4}, Ljava/lang/String;->charAt(I)C

    move-result v3

    invoke-virtual {v2, v3}, Ljava/lang/StringBuilder;->append(C)Ljava/lang/StringBuilder;

    .line 56
    const-string v3, "0123456789abcdef"

    aget-byte v4, p0, v0

    and-int/lit8 v4, v4, 0xf

    invoke-virtual {v3, v4}, Ljava/lang/String;->charAt(I)C

    move-result v3

    invoke-virtual {v2, v3}, Ljava/lang/StringBuilder;->append(C)Ljava/lang/StringBuilder;

    .line 53
    add-int/lit8 v0, v0, 0x1

    goto :goto_d

    .line 59
    :cond_2e
    invoke-virtual {v2}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;

    move-result-object v0

    goto :goto_3
.end method