uk.ac.starlink.ttools.votlint

Class UnitChecker

java.lang.Object

uk.ac.starlink.ttools.votlint.UnitChecker

All Implemented Interfaces:

AttributeChecker

public class UnitChecker
extends Object
implements AttributeChecker

Attribute checker that checks unit strings against the VOUnits standard.

Note that VOTable does not require the unit attribute to conform to the VOUnits standard, it merely recoommends that. So reports from this checker are only advisory.

Since:

8 Jul 2021

Author:

Mark Taylor

See Also:

VOUnits

Field Summary

Fields

Modifier and Type	Field and Description
static UnitChecker	INSTANCE Singleton instance.

Method Summary

Modifier and Type	Method and Description
void	check(String unit, ElementHandler handler) Performs a syntactic and/or semantic check on an attribute value for a given element.

Methods inherited from class java.lang.Object

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

Field Detail

INSTANCE

public static final UnitChecker INSTANCE

Singleton instance.

Method Detail

check

public void check(String unit,
                  ElementHandler handler)

Description copied from interface: AttributeChecker

Performs a syntactic and/or semantic check on an attribute value for a given element. Anything worthy of comment should be logged through handler's context.

Specified by:

check in interface AttributeChecker

Parameters:

unit - the value of the attribute to check

handler - the element on which attValue appears