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org.apache.struts.validator.validwhen

Class ValidWhen

public class ValidWhen
extends java.lang.Object
This class contains the validwhen validation that is used in the validator-rules.xml file.
Since:
Struts 1.2

Field Summary

private static Log
log
Commons Logging instance.

Method Summary

private static boolean
isString(Object obj)
Returns true if obj is null or a String.
static boolean
validateValidWhen(Object bean, ValidatorAction va, Field field, ActionMessages errors, Validator validator, HttpServletRequest request)
Checks if the field matches the boolean expression specified in test parameter.

Field Details

log

private static final Log log
Commons Logging instance.

Method Details

isString

private static boolean isString(Object obj)
Returns true if obj is null or a String.

validateValidWhen

public static boolean validateValidWhen(Object bean,
                                        ValidatorAction va,
                                        Field field,
                                        ActionMessages errors,
                                        Validator validator,
                                        HttpServletRequest request)
Checks if the field matches the boolean expression specified in test parameter.
Parameters:
bean - The bean validation is being performed on.
va - The ValidatorAction that is currently being performed.
field - The Field object associated with the current field being validated.
errors - The ActionMessages object to add errors to if any validation errors occur.
request - Current request object.
Returns:
true if meets stated requirements, false otherwise.

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