ddf.catalog.validation.impl.validator

Class PatternValidator

java.lang.Object

ddf.catalog.validation.impl.validator.PatternValidator

All Implemented Interfaces:

AttributeValidator

public class PatternValidator
extends Object
implements AttributeValidator

Validates an attribute's value(s) against a regular expression.

Is capable of validating CharSequences.

Constructor Summary

Constructors

Constructor and Description
PatternValidator(String regex) Constructs a PatternValidator with the given regular expression.

Method Summary

Modifier and Type	Method and Description
boolean	equals(Object o)
int	hashCode()
Optional<AttributeValidationReport>	validate(Attribute attribute) Validates a single Attribute.

Methods inherited from class java.lang.Object

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

Constructor Detail

PatternValidator

public PatternValidator(String regex)

Constructs a PatternValidator with the given regular expression.

Parameters:

regex - the regular expression

Throws:

IllegalArgumentException - if regex is null

PatternSyntaxException - if regex is not a valid regular expression

Method Detail

validate

public Optional<AttributeValidationReport> validate(Attribute attribute)

Validates a single Attribute.

Validates only the values of attribute that are CharSequences.

Specified by:

validate in interface AttributeValidator

Parameters:

attribute - the Attribute to validate, cannot be null

Returns:

an Optional containing an AttributeValidationReport if there are violations, or an empty Optional if there are no violations

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object