Packages 
Package Description
jakarta.validation
Top level package of the Jakarta Validation API.
jakarta.validation.bootstrap
Package containing bootstrap specific objects.
jakarta.validation.constraints
Contains all the Jakarta Validation provided constraints also called built-in constraints.
jakarta.validation.constraintvalidation
Package containing constructs specific to constraint validators.
jakarta.validation.executable
Package related to the control and execution of executable validation.
jakarta.validation.groups
A group defines a subset of constraints.
jakarta.validation.metadata
Package containing all objects specifically used and returned by the metadata API.
jakarta.validation.spi
Package containing objects specific to the interaction between the Jakarta Validation bootstrapping process and Jakarta Validation providers.
jakarta.validation.valueextraction
Package containing objects dedicated to extract values to validate from containers.