com.communote.server.core.helper

Class ValidationHelper

java.lang.Object

com.communote.server.core.helper.ValidationHelper

public class ValidationHelper
extends Object

Helper class for validation.

Author:

Communote GmbH - http://www.communote.com/

Field Summary

Fields

Modifier and Type	Field and Description
static int	PORT_NUMBERS_MAX_LENGTH max length for port numbers
static int	PORT_NUMBERS_MIN_LENGTH min length for port numbers
static String	PORT_NUMBERS_REGEX regex for port numbers
static String	REGEX_DIGITS regex for numbers only
static String	STRING_GREATER_MAX Contains a message property.
static String	STRING_SMALLER_MIN Contains a message property.
static String	STRING_WRONG_REGEX_FORMAT Contains a message property.
static String	STRING_WRONG_REGEX_FORMAT_ALL_DIGITS
static String	STRING_WRONG_REGEX_FORMAT_ALL_LETTERS
static String	STRING_WRONG_REGEX_FORMAT_ALL_LETTERS_AND_OTHER

Method Summary

Modifier and Type	Method and Description
static String	getRegexForDisplay(String regex) Modifies the regex Expression to show it the user with the characters which are allowed.
static boolean	validateEmail(String fieldName, String input, boolean isRequired, org.springframework.validation.Errors errors) Validate the e-mail address.
static boolean	validatePasswords(UserPasswordManagement userPasswordManagement, String passwordField, String passwordInput, String passwordConfirmField, String passwordConfirmInput, org.springframework.validation.Errors errors)
static void	validatePhoneNumber(PhoneNumber phoneNumber, String field, org.springframework.validation.Errors errors, boolean required) Validates a phone number.
static boolean	validatePortNumber(String fieldName, String input, boolean isRequired, org.springframework.validation.Errors errors) Validate port numbers.
static void	validateString(String field, org.springframework.validation.Errors errors, String pattern, int minLength, int maxLength) Validates a string.
static boolean	validateString(String fieldName, String input, boolean isRequired, int maxLen, int minLen, String regex, org.springframework.validation.Errors errors) Validates a string.
static String	validateStringByRegex(String inputStr, String regex, String field, org.springframework.validation.Errors errors) Validates a string by regular expression.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

STRING_SMALLER_MIN

public static final String STRING_SMALLER_MIN

Contains a message property. ("string.validation.length.smaller.min")

See Also:

Constant Field Values

STRING_GREATER_MAX

public static final String STRING_GREATER_MAX

Contains a message property. ("string.validation.length.greater.max")

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Constant Field Values

STRING_WRONG_REGEX_FORMAT

public static final String STRING_WRONG_REGEX_FORMAT

Contains a message property. ("string.validation.no.regex.matches")

See Also:

Constant Field Values

STRING_WRONG_REGEX_FORMAT_ALL_LETTERS

public static final String STRING_WRONG_REGEX_FORMAT_ALL_LETTERS

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Constant Field Values

STRING_WRONG_REGEX_FORMAT_ALL_LETTERS_AND_OTHER

public static final String STRING_WRONG_REGEX_FORMAT_ALL_LETTERS_AND_OTHER

See Also:

Constant Field Values

STRING_WRONG_REGEX_FORMAT_ALL_DIGITS

public static final String STRING_WRONG_REGEX_FORMAT_ALL_DIGITS

See Also:

Constant Field Values

REGEX_DIGITS

public static final String REGEX_DIGITS

regex for numbers only

See Also:

Constant Field Values

PORT_NUMBERS_REGEX

public static final String PORT_NUMBERS_REGEX

regex for port numbers

See Also:

Constant Field Values

PORT_NUMBERS_MIN_LENGTH

public static final int PORT_NUMBERS_MIN_LENGTH

min length for port numbers

See Also:

Constant Field Values

PORT_NUMBERS_MAX_LENGTH

public static final int PORT_NUMBERS_MAX_LENGTH

max length for port numbers

See Also:

Constant Field Values

Method Detail

getRegexForDisplay

public static String getRegexForDisplay(String regex)

Modifies the regex Expression to show it the user with the characters which are allowed.

Parameters:

regex - Regex to modify

Returns:

Regex without starting [ or ending ]* and without escaping characters

validateEmail

public static boolean validateEmail(String fieldName,
                                    String input,
                                    boolean isRequired,
                                    org.springframework.validation.Errors errors)

Validate the e-mail address.

Parameters:

fieldName - the field name.

input - the input of the field.

isRequired - true if the input must contain a value

errors - the error object.

Returns:

true if the e-mail address is valid otherwise false

validatePasswords

public static boolean validatePasswords(UserPasswordManagement userPasswordManagement,
                                        String passwordField,
                                        String passwordInput,
                                        String passwordConfirmField,
                                        String passwordConfirmInput,
                                        org.springframework.validation.Errors errors)

Parameters:

userPasswordManagement - the user password management service

passwordField - the name of the password field.

passwordInput - the password.

passwordConfirmField - the name of the field to confirm the password.

passwordConfirmInput - the password confirmation

errors - Errors.

Returns:

true if the password is valid otherwise false

Since:

3.5

validatePhoneNumber

public static void validatePhoneNumber(PhoneNumber phoneNumber,
                                       String field,
                                       org.springframework.validation.Errors errors,
                                       boolean required)

Validates a phone number.

Parameters:

phoneNumber - the phone number to validate

field - the field to check

errors - the erros

required - If set, a number must be set, else a number can be set.

validatePortNumber

public static boolean validatePortNumber(String fieldName,
                                         String input,
                                         boolean isRequired,
                                         org.springframework.validation.Errors errors)

Validate port numbers. Checks if the input consists only of digits and if the number is a value between 0 and 65535.

Parameters:

fieldName - the field name.

input - the input of the field.

isRequired - true if the input must contain a value

errors - the error object.

Returns:

true if the port number is valid otherwise false

validateString

public static void validateString(String field,
                                  org.springframework.validation.Errors errors,
                                  String pattern,
                                  int minLength,
                                  int maxLength)

Validates a string.

Parameters:

field - the field

errors - the errors

pattern - The regular expression to use.

minLength - Minimal length of the field.

maxLength - Maximal length of the field.

validateString

public static boolean validateString(String fieldName,
                                     String input,
                                     boolean isRequired,
                                     int maxLen,
                                     int minLen,
                                     String regex,
                                     org.springframework.validation.Errors errors)

Validates a string.

Parameters:

fieldName - the field name.

input - the input of the field.

isRequired - true if the input must contain a value

maxLen - the max length of chars, can be a negative number to skip this test

minLen - the minimum length of chars, can be zero to skip this test

regex - A regular expression for the given string, can be null to skip this test

errors - the error object (reference to a BindException object).

Returns:

true if the string is valid otherwise false

validateStringByRegex

public static String validateStringByRegex(String inputStr,
                                           String regex,
                                           String field,
                                           org.springframework.validation.Errors errors)

Validates a string by regular expression.

Parameters:

inputStr - String

regex - A regular expression for the given string, can be null

field - the field name (may be null or empty String)

errors - Reference to a BindException object. If this parameter null then field will be not rejected

Returns:

Returns the message property (error code) or null