bellmit/gene

Nervousync Java Utilities Package

GeneUtils

Nervousync® Java Utilities Package

Usage

<dependency>
    <groupId>org.nervousync</groupId>
	<artifactId>utils-jdk11</artifactId>
    <version>${version}</version>
</dependency>

BeanObject

Package: org.nervousync.bean.core
Convert java bean to or parse from XML/JSON/YAML

ZipFile

Package: org.nervousync.zip
Create or extract zip file, support standard and aes crypto.

Utilities List

BeanUtils

Package: org.nervousync.utils
Read and parse file content to Java bean (List), support format: XML, JSON, YAML.
Copy properties value from orig bean to dest bean, copy rule was same property name or convert mapping

CertificateUtils

Package: org.nervousync.utils
Generate key pair, X509 certificate, PKCS12 certificate and parse certificate from data bytes

CookieUtils

Package: org.nervousync.utils
Dependency required:

<dependency>
    <groupId>jakarta.servlet</groupId>
	<artifactId>jakarta.servlet-api</artifactId>
    <version>5.0.0 or higher</version>
</dependency>

IDUtils

Package: org.nervousync.utils
ID generator utils, register generator implements class by Java SPI. embedded generator: UUID version 1 to version 5, Snowflake and NanoID.
Extend generator:
Generator class must implement interface org.nervousync.generator.IGenerator and create file named: org.nervousync.generator.IGenerator save to META-INF/services

ImageUtils

Package: org.nervousync.utils
Read image width (px), height (px), ratio (width/height). Image operator: cut, resize and add watermark, calculate hamming (dHash/pHash), calculate signature (dHash/pHash)

LocationUtils

Package: org.nervousync.utils
Calculate distance by given GeoPoint, convert GeoPoint by GPS(WGS-84)/GCJ-02/DB-09

OTPUtils

Package: org.nervousync.utils
Generate TOTP/HOTP random key, calculate fixed time, generate and validate HOTP/TOTP code

RawUtils

Package: org.nervousync.utils
Read and write boolean/short/int/long/String from/to byte array by Little Endian or Big Endian

RequestUtils

Package: org.nervousync.utils

IP address convert:

IP version 4 address to compatible IP version 6 address, IP address to byte array or BigInteger, byte array or BigInteger to IP address, expand compressed IP version 6 address, convert data between netmask string and cidr, calculate IP address range by given IP address and cidr

DNS:

Resolve domain name to IP address

Server Certificate:

Read SSL certificate from given url address

Request and Response:

Send request and parse response content. Support using proxy server, parse XML/JSON/YAML response content to Java bean (List), parse request parameters and convert query string to Map, create query string from given data map, parse client IP address.

SecurityUtils

Package: org.nervousync.utils
CRC polynomial: CRC-16/ISO-IEC-14443-3-A,CRC-32/JAMCRC,CRC-4/INTERLAKEN,CRC-16/TELEDISK,CRC-32/MPEG-2,CRC-16/GSM,CRC-6/GSM,CRC-7/UMTS,CRC-32/BZIP2,CRC-8/I-CODE,CRC-16/IBM-SDLC,CRC-16/LJ1200,CRC-10/ATM,CRC-8/NRSC-5,CRC-5/USB,CRC-7/ROHC,CRC-12/UMTS,CRC-8/BLUETOOTH,CRC-14/GSM,CRC-8/SMBUS,CRC-8/TECH-3250,CRC-5/G-704,CRC-16/MODBUS,CRC-12/DECT,CRC-7/MMC,CRC-16/CMS,CRC-24/FLEXRAY-A,CRC-24/FLEXRAY-B,CRC-32/ISO-HDLC,CRC-21/CAN-FD,CRC-8/LTE,CRC-15/CAN,CRC-24/LTE-A,CRC-30/CDMA,CRC-3/GSM,CRC-24/LTE-B,CRC-24/OPENPGP,CRC-12/CDMA2000,CRC-16/MAXIM-DOW,CRC-16/XMODEM,CRC-6/G-704,CRC-24/OS-9,CRC-16/DNP,CRC-32/AIXM,CRC-10/CDMA2000,CRC-6/CDMA2000-A,CRC-6/CDMA2000-B,CRC-16/TMS37157,CRC-16/UMTS,CRC-32/XFER,CRC-8/ROHC,CRC-16/DECT-R,CRC-8/WCDMA,CRC-8/DVB-S2,CRC-15/MPT1327,CRC-16/DECT-X,CRC-6/DARC,CRC-16/DDS-110,CRC-32/ISCSI,CRC-16/USB,CRC-8/MIFARE-MAD,CRC-8/AUTOSAR,CRC-16/KERMIT,CRC-16/IBM-3740,CRC-4/G-704,CRC-16/RIELLO,CRC-16/EN-13757,CRC-16/NRSC-5,CRC-14/DARC,CRC-31/PHILIPS,CRC-5/EPC-C1G2,CRC-32/BASE91-D,CRC-16/ARC,CRC-16/MCRF4XX,CRC-16/T10-DIF,CRC-24/INTERLAKEN,CRC-3/ROHC,CRC-13/BBC,CRC-11/UMTS,CRC-16/SPI-FUJITSU,CRC-10/GSM,CRC-8/DARC,CRC-8/OPENSAFETY,CRC-12/GSM,CRC-32/CKSUM,CRC-16/PROFIBUS,CRC-8/GSM-B,CRC-8/GSM-A,CRC-8/SAE-J1850,CRC-8/CDMA2000,CRC-8/MAXIM-DOW,CRC-16/GENIBUS,CRC-8/I-432-1,CRC-17/CAN-FD,CRC-16/OPENSAFETY-B,CRC-32/CD-ROM-EDC,CRC-16/OPENSAFETY-A,CRC-32/AUTOSAR,CRC-16/CDMA2000,CRC-11/FLEXRAY,CRC-24/BLE
Digest provider: MD5/HmacMD5/SHA1/HmacSHA1/SHA2/HmacSHA2/SHA3/HmacSHA3/SHAKE128/SHAKE256/SM3/HmacSM3
Symmetric provider: DES/TripleDES/SM4/AES
Asymmetric provider: RSA/SM2

StringUtils

Package: org.nervousync.utils
Base32/Base64 encode and decode, convert string to huffman tree object, check given string is empty, blank, contains white space or emoji, trim white space, validate given string by China ID Code, China Social Credit Code, Luhn Algorithm