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feature: 修复sm2构造方法NullPointerException

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Closes https://gitee.com/dromara/hutool/issues/I66OCK
This commit is contained in:
yulin 2022-12-20 12:53:02 +08:00
parent ecde508346
commit 988e59eafd
2 changed files with 14 additions and 0 deletions
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3
hutool-crypto/src/main/java/cn/hutool/crypto/ECKeyUtil.java
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@ -244,6 +244,9 @@ public class ECKeyUtil {
* @return ECPrivateKeyParameters
*/
public static ECPrivateKeyParameters toPrivateParams(String d, ECDomainParameters domainParameters) {
if (null == d) {
return null;
}
return toPrivateParams(BigIntegers.fromUnsignedByteArray(SecureUtil.decode(d)), domainParameters);
}

11
hutool-crypto/src/test/java/cn/hutool/crypto/asymmetric/SM2Test.java
View File

@ -219,6 +219,17 @@ public class SM2Test {
Assert.assertTrue(sm2.verifyHex(data, sign));
}
@Test
public void sm2WithNullPriPointTest() {
String x = "9EF573019D9A03B16B0BE44FC8A5B4E8E098F56034C97B312282DD0B4810AFC3";
String y = "CC759673ED0FC9B9DC7E6FA38F0E2B121E02654BF37EA6B63FAF2A0D6013EADF";
String q = "04" + x + y;
final SM2 sm1 = new SM2(null, x, y);
final SM2 sm2 = new SM2(null, q);
Assert.assertNotNull(sm1);
Assert.assertNotNull(sm2);
}
@Test
public void sm2PlainWithPointTest() {
// 测试地址：https://i.goto327.top/CryptTools/SM2.aspx?tdsourcetag=s_pctim_aiomsg