org.dlese.dpc.schemedit.input
Class UniqueValueChecker

java.lang.Object
  org.dlese.dpc.schemedit.input.UniqueValueChecker

public class UniqueValueChecker
extends Object

Checks for duplicate values in the same record as a "reference" record at a specified path.

Used to enforce SchemaPaths that are configured in the framework configuration as "uniqueValue" paths.

Author:

ostwald

Constructor Summary

UniqueValueChecker(ServletContext servletContext)
Constructor for the UniqueValueChecker object, requiring ServletContext.

Method Summary

static String	getDateString() Gets a formated date string for current time.
List	getDupValues(String referenceValue, XMLDocReader referenceDocReader, String xpath) Returns a list of RecordIds in a that contain a value equal to provided referenceValue at the provided xpath

Methods inherited from class java.lang.Object

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

Constructor Detail

UniqueValueChecker

public UniqueValueChecker(ServletContext servletContext)
                   throws Exception

Constructor for the UniqueValueChecker object, requiring ServletContext.

Parameters:

servletContext -

Throws:

Exception - if required helper objects cannot be found in the servlet context initialized.

Method Detail

getDupValues

public List getDupValues(String referenceValue,
                         XMLDocReader referenceDocReader,
                         String xpath)

Returns a list of RecordIds in a that contain a value equal to provided referenceValue at the provided xpath

NOTE: This check is only performed if the framework configuration defines a schemaPath with valueType of "uniqueValue".

Parameters:

referenceValue - The value for which we try to find dups

referenceDocReader - docReader for the record containing referenceValue

xpath - xpath at which value is found

Returns:

List of DupSim instances

getDateString

public static String getDateString()

Gets a formated date string for current time.

Returns:

The dateString value