Multiform Validator
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  5. Validator

Validator

The Validator class is used to validate some common data types. It has the following methods:

  • isAscii
    • value (String) - required
  • isCEP
    • value (String) - required
  • isDate
    • value (String) - required
  • isDecimal
    • value (String) - required
  • isEmail
    • value (String) - required
  • isMACAddress
    • value (String) - required
  • isNumber
    • value (String) - required
  • isPort
    • value (String) - required
  • isPostalCode
    • value (String) - required
  • isTime
    • value (String) - required

How to use

isAscii

import static io.github.multiform_validator.Validator.isAscii;

public class Main {
    public static void main(String[] args) {
        valid();
        invalid();
    }

    private static void valid() {
        System.out.println(isAscii("foo")); // true
        System.out.println(isAscii("bar")); // true
    }

    private static void invalid() {
        System.out.println(isAscii("こんにちは")); // false
        System.out.println(isAscii("안녕하세요")); // false
    }
}

isCEP

import static io.github.multiform_validator.Validator.isCEP;

public class Main {
    public static void main(String[] args) {
        valid();
        invalid();
    }

    private static void valid() {
        System.out.println(isCEP("12345-678")); // true
        System.out.println(isCEP("12345678")); // true
    }

    private static void invalid() {
        System.out.println(isCEP("1234567844466")); // false
        System.out.println(isCEP("12345-6789")); // false
        System.out.println(isCEP("bcdedit")); // false
    }
}

isDate

import static io.github.multiform_validator.Validator.isDate;

public class Main {
    public static void main(String[] args) {
        valid();
        invalid();
    }

    private static void valid() {
        System.out.println(isDate("2021-12-31")); // true
        System.out.println(isDate("2021-12-31 12:00:00")); // true
    }

    private static void invalid() {
        System.out.println(isDate("2021-12-32")); // false
    }
}

isDecimal

import static io.github.multiform_validator.Validator.isDecimal;

public class Main {
    public static void main(String[] args) {
        valid();
        invalid();
    }

    private static void valid() {
        System.out.println(isDecimal("1.5")); // true
    }

    private static void invalid() {
        System.out.println(isDecimal("1.5.5")); // false
        System.out.println(isDecimal("1,5")); // false
        System.out.println(isDecimal("1")); // false
    }
}

isEmail

import static io.github.multiform_validator.Validator.isEmail;

public class Main {
    public static void main(String[] args) {
        valid();
        invalid();
    }

    private static void valid() {
        System.out.println(isEmail("foo@bar.com")); // true
    }

    private static void invalid() {
        System.out.println(isEmail("foo@bar")); // false
        System.out.println(isEmail("foo@bar.")); // false
        System.out.println(isEmail("1foo@bar.com")); // false
    }
}

isMACAddress

import static io.github.multiform_validator.Validator.isMACAddress;

public class Main {
    public static void main(String[] args) {
        valid();
        invalid();
    }

    private static void valid() {
        System.out.println(isMACAddress("00:00:00:00:00:00")); // true
    }

    private static void invalid() {
        System.out.println(isMACAddress("00:00:00:00:00:00:00")); // false
        System.out.println(isMACAddress("00:00:00:00:00:00:00:00")); // false
    }
}

isNumber

import static io.github.multiform_validator.Validator.isNumber;

public class Main {
    public static void main(String[] args) {
        valid();
        invalid();
    }

    private static void valid() {
        System.out.println(isNumber("123")); // true
    }

    private static void invalid() {
        System.out.println(isNumber("123a")); // false
    }
}

isPort

import static io.github.multiform_validator.Validator.isPort;

public class Main {
    public static void main(String[] args) {
        valid();
        invalid();
    }

    private static void valid() {
        System.out.println(isPort("8080")); // true
        System.out.println(isPort("80")); // true 
        System.out.println(isPort("65535")); // true
        System.out.println(isPort(80)); // true
        System.out.println(isPort(65535)); // true
    }

    private static void invalid() {
        System.out.println(isPort("8080a")); // false
        System.out.println(isPort("0")); // false
        System.out.println(isPort("65536")); // false
        System.out.println(isPort(0)); // false
        System.out.println(isPort(65536)); // false
    }
}

isPostalCode

import static io.github.multiform_validator.Validator.isPostalCode;

public class Main {
    public static void main(String[] args) {
        valid();
        invalid();
    }

    private static void valid() {
        System.out.println(isPostalCode("12345-678")); // true
        System.out.println(isPostalCode("12345678")); // true
    }

    private static void invalid() {
        System.out.println(isPostalCode("1234567844466")); // false
        System.out.println(isPostalCode("12345-6789")); // false
        System.out.println(isPostalCode("bcdedit")); // false
    }
}

isTime

import static io.github.multiform_validator.Validator.isTime;

public class Main {
    public static void main(String[] args) {
        valid();
        invalid();
    }

    private static void valid() {
        System.out.println(isTime("12:00")); // true
    }

    private static void invalid() {
        System.out.println(isTime("12:00:00")); // false
        System.out.println(isTime("12:00:00:00")); // false
    }
}

Other classes validation methods