Package org.gcube.informationsystem.utils

Class AttributeUtility

java.lang.Object

org.gcube.informationsystem.utils.AttributeUtility

public class AttributeUtility
extends Object

A utility class for handling attribute-related operations.

Author:

Luca Frosini (ISTI - CNR)

Field Summary

Fields

Modifier and Type	Field	Description
protected static org.slf4j.Logger	logger	The logger for this class.

Constructor Summary

Constructors

Constructor	Description
AttributeUtility()

Method Summary

Modifier and Type	Method	Description
static LocalDateTime	checkDateTimeString(String dateTimeString)	Checks if a string is a valid date-time string according to the standard pattern.
static void	checkRegex(String regex, String text)	Checks if a given text matches a regular expression.
static String	evaluateNullForDefaultValue(String defaultValueAsString)	Evaluates a default value string, returning null if the string is "null".
static Object	evaluateValueStringAccordingBaseType(PropertyTypeName.BaseType baseType, String valueAsString)	Converts a string value to an object of the specified base type.

Methods inherited from class java.lang.Object

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

Field Detail

logger

protected static org.slf4j.Logger logger

The logger for this class.

Constructor Detail

AttributeUtility

public AttributeUtility()

Method Detail

checkRegex

public static void checkRegex(String regex,
                              String text)

Checks if a given text matches a regular expression.

Parameters:

regex - The regular expression.

text - The text to check.

Throws:

RuntimeException - if the text does not match the regex or if the regex is invalid.

evaluateNullForDefaultValue

public static String evaluateNullForDefaultValue(String defaultValueAsString)

Evaluates a default value string, returning null if the string is "null".

Parameters:

defaultValueAsString - The default value as a string.

Returns:

The evaluated default value.

evaluateValueStringAccordingBaseType

public static Object evaluateValueStringAccordingBaseType(PropertyTypeName.BaseType baseType,
                                                          String valueAsString)

Converts a string value to an object of the specified base type.

Parameters:

baseType - The target base type.

valueAsString - The string value to convert.

Returns:

The converted object.

checkDateTimeString

public static LocalDateTime checkDateTimeString(String dateTimeString)
                                         throws DateTimeParseException

Checks if a string is a valid date-time string according to the standard pattern.

Parameters:

dateTimeString - The date-time string to check.

Returns:

The parsed LocalDateTime.

Throws:

DateTimeParseException - if the string is not a valid date-time.