project35.soa.validation
Class Choose1FromNValidator

java.lang.Object
  project35.soa.validation.AbstractEditFieldValidationService
      project35.soa.validation.Choose1FromNValidator

All Implemented Interfaces:

java.io.Serializable, ServiceClass, ConstraintDescription, EditFieldValidationService, FieldValidationService

public class Choose1FromNValidator
extends AbstractEditFieldValidationService
implements ConstraintDescription

This class is used for combination box fields that have a "None" option. The class checks whether a required combination field value is "None". The actual string "None" is defined by Project35Resources's globalConstants.none

Copyright (c) 2008 Kevin Garwood for Project35. The original code was developed by Kevin Garwood for the University of Manchester. Revisions have been made for Project35, a project that is independent of that institution. This code is licensed under the Academic Free License version 3.0. The code attribution for the original code is included here:

Copyright (c) Kevin Garwood and University of Manchester 2007. All rights reserved. Licensed under the Academic Free License version 3.0. For more information on the terms and conditions, please see the file "LICENSE" that is included in this distribution.

Version:

1.0

Author:

Kevin Garwood (kgarwood@users.sourceforge.net)

See Also:

Serialized Form

Field Summary

Fields inherited from class project35.soa.validation.AbstractEditFieldValidationService

collator

Constructor Summary

Choose1FromNValidator()

Choose1FromNValidator(java.lang.String[] choices)
constructor

Method Summary

java.lang.String	getConstraintsDescription()
void	setChoices(java.lang.String[] choices)
java.util.ArrayList	validate(Project35FormContext project35FormContext, java.lang.String value) validates the field value and returns any error messages

Methods inherited from class project35.soa.validation.AbstractEditFieldValidationService

getFieldName, getInitialisationParameters, initialiseService, isEmpty, isFieldRequired, setFieldName, setRequiredField, validateRequiredField

Methods inherited from class java.lang.Object

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

Constructor Detail

Choose1FromNValidator

public Choose1FromNValidator(java.lang.String[] choices)

constructor

Parameters:

choices - the choices available in the combination box field

Choose1FromNValidator

public Choose1FromNValidator()

Method Detail

setChoices

public void setChoices(java.lang.String[] choices)

getConstraintsDescription

public java.lang.String getConstraintsDescription()

Specified by:

getConstraintsDescription in interface ConstraintDescription

validate

public java.util.ArrayList validate(Project35FormContext project35FormContext,
                                    java.lang.String value)

Description copied from interface: EditFieldValidationService

validates the field value and returns any error messages

Specified by:

validate in interface EditFieldValidationService

Specified by:

validate in class AbstractEditFieldValidationService

value - the value of the field

Returns:

a collection of Alert instances that represent errors,warnings,points of information or requests for more information if no errors were found