HashUtil.java

1 
package com.jsql.util.bruter;
2
3 
import com.jsql.util.StringUtil;
4
5 
import java.nio.charset.StandardCharsets;
6 
import java.security.MessageDigest;
7 
import java.security.NoSuchAlgorithmException;
8 
import java.util.zip.CRC32;
9 
import java.util.zip.Checksum;
10
11 
public class HashUtil {
12
13 
    private HashUtil() {
14 
        // Nothing
15 
    }
16
17 
    public static String toAdler32(String text) {
18 
        byte[] bytes = text.getBytes(StandardCharsets.UTF_8);
19 
        Checksum checksum = new java.util.zip.Adler32();
20 1 1. toAdler32 : removed call to java/util/zip/Checksum::update → KILLED
 
        checksum.update(bytes,0,bytes.length);
21
22 1 1. toAdler32 : replaced return value with "" for com/jsql/util/bruter/HashUtil::toAdler32 → KILLED
 
        return String.valueOf(checksum.getValue());
23 
    }
24
25 
    public static String toCrc16(String text) {
26 1 1. toCrc16 : replaced return value with "" for com/jsql/util/bruter/HashUtil::toCrc16 → KILLED
 
        return Crc16Helper.generateCRC16(text);
27 
    }
28
29 
    public static String toCrc64(String text) {
30 1 1. toCrc64 : replaced return value with "" for com/jsql/util/bruter/HashUtil::toCrc64 → KILLED
 
        return Crc64Helper.generateCRC64(text.getBytes(StandardCharsets.UTF_8));
31 
    }
32
33 
    public static String toMySql(String textInput) throws NoSuchAlgorithmException {
34 
        var messageDigest = MessageDigest.getInstance(Coder.SHA1.label);
35
36 
        var password = String.valueOf(textInput.toCharArray());
37
38 
        byte[] passwordBytes = password.getBytes(StandardCharsets.UTF_8);
39 1 1. toMySql : removed call to java/security/MessageDigest::update → SURVIVED
 
        messageDigest.update(passwordBytes, 0, passwordBytes.length);
40
41 
        byte[] hashSHA1 = messageDigest.digest();
42 
        var stringSHA1 = HashUtil.digestToHexString(hashSHA1);
43
44 
        var passwordSHA1 = String.valueOf(StringUtil.hexstr(stringSHA1).toCharArray());
45 
        byte[] passwordSHA1Bytes = passwordSHA1.getBytes(StandardCharsets.UTF_8);
46
47 1 1. toMySql : removed call to java/security/MessageDigest::update → SURVIVED
 
        messageDigest.update(passwordSHA1Bytes, 0, passwordSHA1Bytes.length);
48 
        byte[] hashSHA1SH1 = messageDigest.digest();
49 1 1. toMySql : replaced return value with "" for com/jsql/util/bruter/HashUtil::toMySql → KILLED
 
        return HashUtil.digestToHexString(hashSHA1SH1);
50 
    }
51
52 
    public static String toCrc32(String textInput) {
53 
        byte[] bytes = textInput.getBytes(StandardCharsets.UTF_8);
54
55 
        Checksum checksum = new CRC32();
56 1 1. toCrc32 : removed call to java/util/zip/Checksum::update → KILLED
 
        checksum.update(bytes, 0, bytes.length);
57
58 
        long lngChecksum = checksum.getValue();
59 1 1. toCrc32 : replaced return value with "" for com/jsql/util/bruter/HashUtil::toCrc32 → KILLED
 
        return Long.toString(lngChecksum);
60 
    }
61
62 
    public static String toMd4(String textInput) {
63 
        MessageDigest messageDigest = new DigestMD4();
64
65 
        var passwordString = String.valueOf(textInput.toCharArray());
66 
        byte[] passwordByte = passwordString.getBytes(StandardCharsets.UTF_8);
67
68 1 1. toMd4 : removed call to java/security/MessageDigest::update → KILLED
 
        messageDigest.update(passwordByte, 0, passwordByte.length);
69 
        byte[] encodedPassword = messageDigest.digest();
70 1 1. toMd4 : replaced return value with "" for com/jsql/util/bruter/HashUtil::toMd4 → KILLED
 
        return HashUtil.digestToHexString(encodedPassword);
71 
    }
72
73 
    public static String toHash(String nameMethod, String textInput) throws NoSuchAlgorithmException {
74 
        var messageDigest = MessageDigest.getInstance(nameMethod);
75
76 
        var passwordString = String.valueOf(textInput.toCharArray());
77 
        byte[] passwordByte = passwordString.getBytes(StandardCharsets.UTF_8);
78
79 1 1. toHash : removed call to java/security/MessageDigest::update → TIMED_OUT
 
        messageDigest.update(passwordByte, 0, passwordByte.length);
80 
        byte[] encodedPassword = messageDigest.digest();
81 1 1. toHash : replaced return value with "" for com/jsql/util/bruter/HashUtil::toHash → TIMED_OUT
 
        return HashUtil.digestToHexString(encodedPassword);
82 
    }
83
84 
    /**
85 
     * Convert a digest hash to a string representation.
86 
     * @param block Digest array
87 
     * @return Hash as a string
88 
     */
89 
    public static String digestToHexString(byte[] block) {
90 
        var buf = new StringBuilder();
91 
        for (byte b : block) {
92 1 1. digestToHexString : removed call to com/jsql/util/bruter/HashUtil::byte2hex → TIMED_OUT
 
            HashUtil.byte2hex(b, buf);
93 
        }
94 1 1. digestToHexString : replaced return value with "" for com/jsql/util/bruter/HashUtil::digestToHexString → TIMED_OUT
 
        return buf.toString();
95 
    }
96
97 
    /**
98 
     * Convert byte character to hexadecimal StringBuffer character.
99 
     * @param b Byte character to convert
100 
     * @param buf Hexadecimal converted character
101 
     */
102 
    private static void byte2hex(byte b, StringBuilder buf) {
103 
        var hexChars = new char[]{ '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F' };
104 2 1. byte2hex : Replaced Shift Right with Shift Left → KILLED
2. byte2hex : Replaced bitwise AND with OR → KILLED
 
        int high = (b & 0xf0) >> 4;
105 1 1. byte2hex : Replaced bitwise AND with OR → KILLED
 
        int low = b & 0x0f;
106 
        buf.append(hexChars[high]);
107 
        buf.append(hexChars[low]);
108 
    }
109 
}

Mutations

20

1.1
Location : toAdler32
Killed by : StringUtilSpock.[engine:spock]/[spec:StringUtilSpock]/[feature:$spock_feature_0_0] removed call to java/util/zip/Checksum::update → KILLED

22

1.1
Location : toAdler32
Killed by : StringUtilSpock.[engine:spock]/[spec:StringUtilSpock]/[feature:$spock_feature_0_0] replaced return value with "" for com/jsql/util/bruter/HashUtil::toAdler32 → KILLED

26

1.1
Location : toCrc16
Killed by : StringUtilSpock.[engine:spock]/[spec:StringUtilSpock]/[feature:$spock_feature_0_0] replaced return value with "" for com/jsql/util/bruter/HashUtil::toCrc16 → KILLED

30

1.1
Location : toCrc64
Killed by : StringUtilSpock.[engine:spock]/[spec:StringUtilSpock]/[feature:$spock_feature_0_0] replaced return value with "" for com/jsql/util/bruter/HashUtil::toCrc64 → KILLED

39

1.1
Location : toMySql
Killed by : none removed call to java/security/MessageDigest::update → SURVIVED Covering tests

47

1.1
Location : toMySql
Killed by : none removed call to java/security/MessageDigest::update → SURVIVED Covering tests

49

1.1
Location : toMySql
Killed by : StringUtilSpock.[engine:spock]/[spec:StringUtilSpock]/[feature:$spock_feature_0_0] replaced return value with "" for com/jsql/util/bruter/HashUtil::toMySql → KILLED

56

1.1
Location : toCrc32
Killed by : StringUtilSpock.[engine:spock]/[spec:StringUtilSpock]/[feature:$spock_feature_0_0] removed call to java/util/zip/Checksum::update → KILLED

59

1.1
Location : toCrc32
Killed by : StringUtilSpock.[engine:spock]/[spec:StringUtilSpock]/[feature:$spock_feature_0_0] replaced return value with "" for com/jsql/util/bruter/HashUtil::toCrc32 → KILLED

68

1.1
Location : toMd4
Killed by : StringUtilSpock.[engine:spock]/[spec:StringUtilSpock]/[feature:$spock_feature_0_0] removed call to java/security/MessageDigest::update → KILLED

70

1.1
Location : toMd4
Killed by : StringUtilSpock.[engine:spock]/[spec:StringUtilSpock]/[feature:$spock_feature_0_0] replaced return value with "" for com/jsql/util/bruter/HashUtil::toMd4 → KILLED

79

1.1
Location : toHash
Killed by : none removed call to java/security/MessageDigest::update → TIMED_OUT

81

1.1
Location : toHash
Killed by : none replaced return value with "" for com/jsql/util/bruter/HashUtil::toHash → TIMED_OUT

92

1.1
Location : digestToHexString
Killed by : none removed call to com/jsql/util/bruter/HashUtil::byte2hex → TIMED_OUT

94

1.1
Location : digestToHexString
Killed by : none replaced return value with "" for com/jsql/util/bruter/HashUtil::digestToHexString → TIMED_OUT

104

1.1
Location : byte2hex
Killed by : BruterSpock.[engine:spock]/[spec:BruterSpock]/[feature:$spock_feature_0_1] Replaced Shift Right with Shift Left → KILLED

2.2
Location : byte2hex
Killed by : BruterSpock.[engine:spock]/[spec:BruterSpock]/[feature:$spock_feature_0_1] Replaced bitwise AND with OR → KILLED

105

1.1
Location : byte2hex
Killed by : BruterSpock.[engine:spock]/[spec:BruterSpock]/[feature:$spock_feature_0_1] Replaced bitwise AND with OR → KILLED

Active mutators

Tests examined


Report generated by PIT 1.19.1