SpringBoot [与 jasypt 集成]，实现配置信息的自定义加密和解密（自定义属性检测和密码解析器）
最编程
2024-03-27 22:17:44
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/**
* 自定义的密码解析器
*/
public class CustomEncryptablePropertyResolver implements EncryptablePropertyResolver {
/**
* 属性探测器
*/
private final EncryptablePropertyDetector detector;
public CustomEncryptablePropertyResolver(EncryptablePropertyDetector detector) {
this.detector = detector;
}
/**
* 处理真正的解密逻辑
*
* @param value 原始值
* @return 如果值未加密，返回原值，如果加密，返回解密之后的值
*/
@Override
public String resolvePropertyValue(String value) {
return Optional.ofNullable(value)
.filter(detector::isEncrypted)
.map(resolvedValue -> {
try {
// 1.过滤加密规则后的字符串
String unwrappedProperty = detector.unwrapEncryptedValue(resolvedValue.trim());
// 2.解密
return EncryptionUtil.toDecrypt(unwrappedProperty);
} catch (EncryptionOperationNotPossibleException e) {
throw new DecryptionException("Unable to decrypt: " + value + ". Decryption of Properties failed, make sure encryption/decryption " +
"passwords match", e);
}
})
.orElse(value);
}
}