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This validator uses an OGNL expression to perform its validator. The error message will be added to the field if the expression returns false when it is evaluated against the value stack.


The annotation must be applied at method level.


Parameter Required Default Notes
messageyes field error message
keyno i18n key from language specific properties file.
messageParamsno Additional params to be used to customize message - will be evaluated against the Value Stack
shortCircuitnofalseIf this validator should be used as shortCircuit.
expression yes   An OGNL expression that returns a boolean value.