Module org.controlsfx.controls
Package org.controlsfx.validation

Interface Validator<T>

Type Parameters:
T - type of the controls value
All Superinterfaces:
BiFunction<Control,T,ValidationResult>
public interface Validator<T> extends BiFunction<Control,T,ValidationResult>
Interface defining the contract for validation of specific component This interface is a BiFunction which when given the control and its current value computes the validation result

  • Method Details

    • combine

      @SafeVarargs static <T> Validator<T> combine(Validator<T>... validators)
      Combines the given validators into a single Validator instance.
      Parameters:
      validators - the validators to combine
      Returns:
      a Validator instance

    • createEmptyValidator

      static <T> Validator<T> createEmptyValidator(String message, Severity severity)
      Factory method to create a validator, which checks if value exists.
      Parameters:
      message - text of a message to be created if value is invalid
      severity - severity of a message to be created if value is invalid
      Returns:
      new validator

    • createEmptyValidator

      static <T> Validator<T> createEmptyValidator(String message)
      Factory method to create a validator, which checks if value exists. Error is created if not if value does not exist
      Parameters:
      message - of a error to be created if value is invalid
      Returns:
      new validator

    • createEqualsValidator

      static <T> Validator<T> createEqualsValidator(String message, Severity severity, Collection<T> values)
      Factory method to create a validator, which if value exists in the provided collection.
      Parameters:
      values - text of a message to be created if value is not found
      severity - severity of a message to be created if value is found
      Returns:
      new validator

    • createEqualsValidator

      static <T> Validator<T> createEqualsValidator(String message, Collection<T> values)
      Factory method to create a validator, which checks if value exists in the provided collection. Error is created if not found
      Parameters:
      message - text of a error to be created if value is not found
      values -
      Returns:
      new validator

    • createPredicateValidator

      static <T> Validator<T> createPredicateValidator(Predicate<T> predicate, String message)
      Factory method to create a validator, which evaluates the value validity with a given predicate. Error is created if the evaluation is false.
      Parameters:
      message - text of a message to be created if value is invalid
      predicate - the predicate to be used for the value validity evaluation.
      Returns:
      new validator

    • createPredicateValidator

      static <T> Validator<T> createPredicateValidator(Predicate<T> predicate, String message, Severity severity)
      Factory method to create a validator, which evaluates the value validity with a given predicate. Error is created if the evaluation is false.
      Parameters:
      message - text of a message to be created if value is invalid
      predicate - the predicate to be used for the value validity evaluation.
      severity - severity of a message to be created if value is invalid
      Returns:
      new validator

    • createRegexValidator

      static Validator<String> createRegexValidator(String message, String regex, Severity severity)
      Factory method to create a validator, which checks the value against a given regular expression. Error is created if the value is null or the value does not match the pattern.
      Parameters:
      message - text of a message to be created if value is invalid
      regex - the regular expression the value has to match
      severity - severity of a message to be created if value is invalid
      Returns:
      new validator

    • createRegexValidator

      static Validator<String> createRegexValidator(String message, Pattern regex, Severity severity)
      Factory method to create a validator, which checks the value against a given regular expression. Error is created if the value is null or the value does not match the pattern.
      Parameters:
      message - text of a message to be created if value is invalid
      regex - the regular expression the value has to match
      severity - severity of a message to be created if value is invalid
      Returns:
      new validator