f.smali

.class public final Lsg/bigo/spark/transfer/utils/f;
.super Ljava/lang/Object;
.source "SourceFile"


# direct methods
.method public constructor <init>()V
    .registers 1

    .line 21
    invoke-direct {p0}, Ljava/lang/Object;-><init>()V

    return-void
.end method

.method private static a(Ljava/lang/String;)Ljava/security/PublicKey;
    .registers 5

    const-string v0, "getPublicKey e "

    const-string v1, "RSAUtil"

    .line 53
    :try_start_4
    new-instance v2, Ljava/security/spec/X509EncodedKeySpec;

    .line 1041
    invoke-static {}, Lcom/google/common/io/BaseEncoding;->a()Lcom/google/common/io/BaseEncoding;

    move-result-object v3

    invoke-virtual {v3, p0}, Lcom/google/common/io/BaseEncoding;->a(Ljava/lang/CharSequence;)[B

    move-result-object p0

    .line 53
    invoke-direct {v2, p0}, Ljava/security/spec/X509EncodedKeySpec;-><init>([B)V

    const-string p0, "RSA"

    .line 54
    invoke-static {p0}, Ljava/security/KeyFactory;->getInstance(Ljava/lang/String;)Ljava/security/KeyFactory;

    move-result-object p0

    .line 55
    invoke-virtual {p0, v2}, Ljava/security/KeyFactory;->generatePublic(Ljava/security/spec/KeySpec;)Ljava/security/PublicKey;

    move-result-object p0
    :try_end_1b
    .catch Ljava/security/NoSuchAlgorithmException; {:try_start_4 .. :try_end_1b} :catch_31
    .catch Ljava/security/spec/InvalidKeySpecException; {:try_start_4 .. :try_end_1b} :catch_1c

    return-object p0

    :catch_1c
    move-exception p0

    .line 60
    new-instance v2, Ljava/lang/StringBuilder;

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

    invoke-virtual {p0}, Ljava/security/spec/InvalidKeySpecException;->getMessage()Ljava/lang/String;

    move-result-object p0

    invoke-virtual {v2, p0}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;

    invoke-virtual {v2}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;

    move-result-object p0

    invoke-static {v1, p0}, Lsg/bigo/spark/utils/i;->f(Ljava/lang/String;Ljava/lang/String;)V

    goto :goto_45

    :catch_31
    move-exception p0

    .line 58
    new-instance v2, Ljava/lang/StringBuilder;

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

    invoke-virtual {p0}, Ljava/security/NoSuchAlgorithmException;->getMessage()Ljava/lang/String;

    move-result-object p0

    invoke-virtual {v2, p0}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;

    invoke-virtual {v2}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;

    move-result-object p0

    invoke-static {v1, p0}, Lsg/bigo/spark/utils/i;->f(Ljava/lang/String;Ljava/lang/String;)V

    :goto_45
    const/4 p0, 0x0

    return-object p0
.end method

.method public static a(Ljava/lang/String;Ljava/lang/String;)[B
    .registers 4
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljavax/crypto/BadPaddingException;,
            Ljavax/crypto/IllegalBlockSizeException;,
            Ljava/security/InvalidKeyException;,
            Ljavax/crypto/NoSuchPaddingException;,
            Ljava/security/NoSuchAlgorithmException;
        }
    .end annotation

    const-string v0, "RSA/ECB/PKCS1Padding"

    .line 32
    invoke-static {v0}, Ljavax/crypto/Cipher;->getInstance(Ljava/lang/String;)Ljavax/crypto/Cipher;

    move-result-object v0

    .line 33
    invoke-static {p1}, Lsg/bigo/spark/transfer/utils/f;->a(Ljava/lang/String;)Ljava/security/PublicKey;

    move-result-object p1

    const/4 v1, 0x1

    invoke-virtual {v0, v1, p1}, Ljavax/crypto/Cipher;->init(ILjava/security/Key;)V

    .line 34
    invoke-virtual {p0}, Ljava/lang/String;->getBytes()[B

    move-result-object p0

    invoke-virtual {v0, p0}, Ljavax/crypto/Cipher;->doFinal([B)[B

    move-result-object p0

    return-object p0
.end method