Uses of Interface
com.erudika.para.core.ParaObject

Packages that use ParaObject

Package	Description
com.erudika.para.core	Core domain classes for modeling the Para domain space.
com.erudika.para.core.utils	Core utilities - helper methods for implementing ParaObject and and links.
com.erudika.para.persistence	The persistence module - handles data store communications and object persistence.
com.erudika.para.search	The search module - manages indexing operations and enables search.
com.erudika.para.utils	Utility classes.
com.erudika.para.validation	Object validation utilities.

Uses of ParaObject in com.erudika.para.core

Classes in com.erudika.para.core that implement ParaObject

Modifier and Type	Class and Description
class	Address This class represents an address.
class	App This is a representation of an application within Para.
class	Linker This class represents a many-to-many relationship (link) between two objects.
class	Sysprop A generic system class for storing data.
class	Tag A tag.
class	Thing A "thing" in the Internet of Things.
class	Translation A translation is a key/value pair which holds a single translated string.
class	User The core user object.
class	Vote When a user votes on an object the vote is saved as positive or negative.

Methods in com.erudika.para.core with type parameters of type ParaObject

Modifier and Type	Method and Description
<P extends ParaObject> List<P>	Tag.findChildren(String type, String query, Pager... pager)
<P extends ParaObject> List<P>	Translation.findChildren(String type, String query, Pager... pager)
<P extends ParaObject> List<P>	Linkable.findChildren(String type, String query, Pager... pager) Search through all child objects.
<P extends ParaObject> List<P>	Sysprop.findChildren(String type, String query, Pager... pager)
<P extends ParaObject> List<P>	App.findChildren(String type, String query, Pager... pager)
<P extends ParaObject> List<P>	Vote.findChildren(String type, String query, Pager... pager)
<P extends ParaObject> List<P>	User.findChildren(String type, String query, Pager... pager)
<P extends ParaObject> List<P>	Linker.findChildren(String type, String query, Pager... pager)
<P extends ParaObject> List<P>	Address.findChildren(String type, String query, Pager... pager)
<P extends ParaObject> List<P>	Tag.findLinkedObjects(String type, String field, String query, Pager... pager)
<P extends ParaObject> List<P>	Translation.findLinkedObjects(String type, String field, String query, Pager... pager)
<P extends ParaObject> List<P>	Linkable.findLinkedObjects(String type, String field, String query, Pager... pager) Similar to Linkable.findChildren(java.lang.String, java.lang.String, com.erudika.para.utils.Pager...) but for many-to-many relationships.
<P extends ParaObject> List<P>	Sysprop.findLinkedObjects(String type, String field, String query, Pager... pager)
<P extends ParaObject> List<P>	App.findLinkedObjects(String type, String field, String query, Pager... pager)
<P extends ParaObject> List<P>	Vote.findLinkedObjects(String type, String field, String query, Pager... pager)
<P extends ParaObject> List<P>	User.findLinkedObjects(String type, String field, String query, Pager... pager)
<P extends ParaObject> List<P>	Linker.findLinkedObjects(String type, String field, String query, Pager... pager)
<P extends ParaObject> List<P>	Address.findLinkedObjects(String type, String field, String query, Pager... pager)
<P extends ParaObject> List<P>	Tag.getChildren(String type, Pager... pager)
<P extends ParaObject> List<P>	Translation.getChildren(String type, Pager... pager)
<P extends ParaObject> List<P>	Linkable.getChildren(String type, Pager... pager) Returns all child objects linked to this object.
<P extends ParaObject> List<P>	Sysprop.getChildren(String type, Pager... pager)
<P extends ParaObject> List<P>	App.getChildren(String type, Pager... pager)
<P extends ParaObject> List<P>	Vote.getChildren(String type, Pager... pager)
<P extends ParaObject> List<P>	User.getChildren(String type, Pager... pager)
<P extends ParaObject> List<P>	Linker.getChildren(String type, Pager... pager)
<P extends ParaObject> List<P>	Address.getChildren(String type, Pager... pager)
<P extends ParaObject> List<P>	Tag.getChildren(String type, String field, String term, Pager... pager)
<P extends ParaObject> List<P>	Translation.getChildren(String type, String field, String term, Pager... pager)
<P extends ParaObject> List<P>	Linkable.getChildren(String type, String field, String term, Pager... pager) Returns all child objects linked to this object.
<P extends ParaObject> List<P>	Sysprop.getChildren(String type, String field, String term, Pager... pager)
<P extends ParaObject> List<P>	App.getChildren(String type, String field, String term, Pager... pager)
<P extends ParaObject> List<P>	Vote.getChildren(String type, String field, String term, Pager... pager)
<P extends ParaObject> List<P>	User.getChildren(String type, String field, String term, Pager... pager)
<P extends ParaObject> List<P>	Linker.getChildren(String type, String field, String term, Pager... pager)
<P extends ParaObject> List<P>	Address.getChildren(String type, String field, String term, Pager... pager)
<P extends ParaObject> List<P>	Tag.getLinkedObjects(String type, Pager... pager)
<P extends ParaObject> List<P>	Translation.getLinkedObjects(String type, Pager... pager)
<P extends ParaObject> List<P>	Linkable.getLinkedObjects(String type, Pager... pager) Similar to Linkable.getChildren(java.lang.String, com.erudika.para.utils.Pager...) but for many-to-many relationships.
<P extends ParaObject> List<P>	Sysprop.getLinkedObjects(String type, Pager... pager)
<P extends ParaObject> List<P>	App.getLinkedObjects(String type, Pager... pager)
<P extends ParaObject> List<P>	Vote.getLinkedObjects(String type, Pager... pager)
<P extends ParaObject> List<P>	User.getLinkedObjects(String type, Pager... pager)
<P extends ParaObject> List<P>	Linker.getLinkedObjects(String type, Pager... pager)
<P extends ParaObject> List<P>	Address.getLinkedObjects(String type, Pager... pager)

Methods in com.erudika.para.core with parameters of type ParaObject

Modifier and Type	Method and Description
void	App.addDatatypes(ParaObject... objects) Adds unknown types to this app's list of data types.
void	Linker.addNestedObject(ParaObject obj) Add an object to nest inside the linker object.
boolean	User.canModify(ParaObject obj) Note: this method assumes that child objects can be modified by their parents.
boolean	Tag.isLinked(ParaObject toObj)
boolean	Translation.isLinked(ParaObject toObj)
boolean	Linkable.isLinked(ParaObject toObj) Checks if a given object is linked to this one.
boolean	Sysprop.isLinked(ParaObject toObj)
boolean	App.isLinked(ParaObject toObj)
boolean	Vote.isLinked(ParaObject toObj)
boolean	User.isLinked(ParaObject toObj)
boolean	Linker.isLinked(ParaObject toObj)
boolean	Address.isLinked(ParaObject toObj)
boolean	App.permissionsContainOwnKeyword(User user, ParaObject object) Check if the permissions map contains "OWN" keyword, which restricts access to objects to their creators.

Uses of ParaObject in com.erudika.para.core.utils

Methods in com.erudika.para.core.utils with type parameters of type ParaObject

Modifier and Type	Method and Description
abstract <P extends ParaObject> List<P>	CoreUtils.findChildren(ParaObject obj, String type2, String query, Pager... pager) Searches through child objects in a one-to-many relationship.
abstract <P extends ParaObject> List<P>	CoreUtils.findLinkedObjects(ParaObject obj, String type2, String field, String query, Pager... pager) Searches through all linked objects in many-to-many relationships.
static <P extends ParaObject> P	ParaObjectUtils.fromJSON(String json) Converts a JSON string to a domain object.
static <P extends ParaObject> Map<String,Object>	ParaObjectUtils.getAnnotatedFields(P pojo)
static <P extends ParaObject> Map<String,Object>	ParaObjectUtils.getAnnotatedFields(P pojo, boolean flattenNestedObjectsToString)
static <P extends ParaObject> Map<String,Object>	ParaObjectUtils.getAnnotatedFields(P pojo, Class<? extends Annotation> filter)
static <P extends ParaObject> Map<String,Object>	ParaObjectUtils.getAnnotatedFields(P pojo, Class<? extends Annotation> filter, boolean flattenNestedObjectsToString) Returns a map of annotated fields of a domain object.
abstract <P extends ParaObject> List<P>	CoreUtils.getChildren(ParaObject obj, String type2, Pager... pager) Returns all child objects linked to this object.
abstract <P extends ParaObject> List<P>	CoreUtils.getChildren(ParaObject obj, String type2, String field, String term, Pager... pager) Returns all child objects linked to this object.
abstract <P extends ParaObject> P	CoreUtils.getCreator(ParaObject obj) The user object of the creator.
abstract <P extends ParaObject> List<P>	CoreUtils.getLinkedObjects(ParaObject obj, String type2, Pager... pager) Returns all objects linked to the given one.
abstract <P extends ParaObject> P	CoreUtils.getParent(ParaObject obj) The parent object.
static <P extends ParaObject> P	ParaObjectUtils.setAnnotatedFields(Map<String,Object> data)
static <P extends ParaObject> P	ParaObjectUtils.setAnnotatedFields(P pojo, Map<String,Object> data, Class<? extends Annotation> filter) Converts a map of fields/values to a domain object.
static <P extends ParaObject> String	ParaObjectUtils.toJSON(P obj) Converts a domain object to JSON.
static <P extends ParaObject> P	ParaObjectUtils.toObject(String type) Constructs a new instance of a core object.

Methods in com.erudika.para.core.utils that return types with arguments of type ParaObject

Modifier and Type	Method and Description
static Map<String,Class<? extends ParaObject>>	ParaObjectUtils.getCoreClassesMap() Searches through the Para core package and Config.CORE_PACKAGE_NAME package for ParaObject subclasses and adds their names them to the map.
static Class<? extends ParaObject>	ParaObjectUtils.toClass(String type) Converts a class name to a real Class object.
static Class<? extends ParaObject>	ParaObjectUtils.toClass(String type, Class<? extends ParaObject> defaultClass) Converts a class name to a real ParaObject subclass.

Methods in com.erudika.para.core.utils with parameters of type ParaObject

Modifier and Type	Method and Description
abstract Long	CoreUtils.countChildren(ParaObject obj, String type2) Count the total number of child objects for this object.
abstract Long	CoreUtils.countLinks(ParaObject obj, String type2) Count the total number of links between this object and another type of object.
abstract void	CoreUtils.deleteChildren(ParaObject obj, String type2) Deletes all child objects permanently.
abstract <P extends ParaObject> List<P>	CoreUtils.findChildren(ParaObject obj, String type2, String query, Pager... pager) Searches through child objects in a one-to-many relationship.
abstract <P extends ParaObject> List<P>	CoreUtils.findLinkedObjects(ParaObject obj, String type2, String field, String query, Pager... pager) Searches through all linked objects in many-to-many relationships.
abstract <P extends ParaObject> List<P>	CoreUtils.getChildren(ParaObject obj, String type2, Pager... pager) Returns all child objects linked to this object.
abstract <P extends ParaObject> List<P>	CoreUtils.getChildren(ParaObject obj, String type2, String field, String term, Pager... pager) Returns all child objects linked to this object.
abstract <P extends ParaObject> P	CoreUtils.getCreator(ParaObject obj) The user object of the creator.
abstract <P extends ParaObject> List<P>	CoreUtils.getLinkedObjects(ParaObject obj, String type2, Pager... pager) Returns all objects linked to the given one.
abstract List<Linker>	CoreUtils.getLinks(ParaObject obj, String type2, Pager... pager) Returns a list of all Linker objects for a given object.
abstract String	CoreUtils.getObjectURI(ParaObject obj) Returns the relative path to the object, e.g.
abstract <P extends ParaObject> P	CoreUtils.getParent(ParaObject obj) The parent object.
abstract boolean	CoreUtils.isLinked(ParaObject obj, ParaObject toObj) Checks if a given object is linked to this one.
abstract boolean	CoreUtils.isLinked(ParaObject obj, String type2, String id2) Checks if this object is linked to another.
abstract String	CoreUtils.link(ParaObject obj, String id2) Links an object to this one in a many-to-many relationship.
abstract String	CoreUtils.overwrite(ParaObject obj) Creates the object again (use with caution!).
abstract String	CoreUtils.overwrite(String appid, ParaObject obj) Creates the object again (use with caution!).
static boolean	ParaObjectUtils.typesMatch(ParaObject so) Checks if the type of an object matches its real Class name.
abstract void	CoreUtils.unlink(ParaObject obj, String type2, String id2) Unlinks an object from this one.
abstract void	CoreUtils.unlinkAll(ParaObject obj) Unlinks all objects that are linked to this one.
abstract boolean	CoreUtils.vote(ParaObject votable, String userid, Votable.VoteValue upDown) Casts a vote on a given object.

Method parameters in com.erudika.para.core.utils with type arguments of type ParaObject

Modifier and Type	Method and Description
static Class<? extends ParaObject>	ParaObjectUtils.toClass(String type, Class<? extends ParaObject> defaultClass) Converts a class name to a real ParaObject subclass.

Uses of ParaObject in com.erudika.para.persistence

Methods in com.erudika.para.persistence with type parameters of type ParaObject

Modifier and Type	Method and Description
<P extends ParaObject> String	DAO.create(P object) Persists an object to the data store.
<P extends ParaObject> String	MockDAO.create(P so)
<P extends ParaObject> String	DAO.create(String appid, P object) Persists an object to the data store.
<P extends ParaObject> String	MockDAO.create(String appid, P so)
<P extends ParaObject> void	DAO.createAll(List<P> objects) Saves multiple objects to the data store.
<P extends ParaObject> void	MockDAO.createAll(List<P> objects)
<P extends ParaObject> void	DAO.createAll(String appid, List<P> objects) Saves multiple objects to the data store.
<P extends ParaObject> void	MockDAO.createAll(String appid, List<P> objects)
<P extends ParaObject> void	DAO.delete(P object) Deletes an object permanently.
<P extends ParaObject> void	MockDAO.delete(P so)
<P extends ParaObject> void	DAO.delete(String appid, P object) Deletes an object permanently.
<P extends ParaObject> void	MockDAO.delete(String appid, P so)
<P extends ParaObject> void	DAO.deleteAll(List<P> objects) Deletes multiple objects.
<P extends ParaObject> void	MockDAO.deleteAll(List<P> objects)
<P extends ParaObject> void	DAO.deleteAll(String appid, List<P> objects) Deletes multiple objects.
<P extends ParaObject> void	MockDAO.deleteAll(String appid, List<P> objects)
<P extends ParaObject> P	DAO.read(String key) Retrieves an object from the data store.
<P extends ParaObject> P	MockDAO.read(String key)
<P extends ParaObject> P	DAO.read(String appid, String key) Retrieves an object from the data store.
<P extends ParaObject> P	MockDAO.read(String appid, String key)
<P extends ParaObject> Map<String,P>	DAO.readAll(List<String> keys, boolean getAllColumns) Retrieves multiple objects from the data store.
<P extends ParaObject> Map<String,P>	MockDAO.readAll(List<String> keys, boolean getAllColumns)
<P extends ParaObject> Map<String,P>	DAO.readAll(String appid, List<String> keys, boolean getAllColumns) Retrieves multiple objects from the data store.
<P extends ParaObject> Map<String,P>	MockDAO.readAll(String appid, List<String> keys, boolean getAllColumns)
<P extends ParaObject> List<P>	DAO.readPage(Pager pager) Reads a fixed number of objects.
<P extends ParaObject> List<P>	MockDAO.readPage(Pager pager)
<P extends ParaObject> List<P>	DAO.readPage(String appid, Pager pager) Reads a fixed number of objects.
<P extends ParaObject> List<P>	MockDAO.readPage(String appid, Pager pager)
<P extends ParaObject> void	DAO.update(P object) Updates an object permanently.
<P extends ParaObject> void	MockDAO.update(P so)
<P extends ParaObject> void	DAO.update(String appid, P object) Updates an object permanently.
<P extends ParaObject> void	MockDAO.update(String appid, P so)
<P extends ParaObject> void	DAO.updateAll(List<P> objects) Updates multiple objects.
<P extends ParaObject> void	MockDAO.updateAll(List<P> objects)
<P extends ParaObject> void	DAO.updateAll(String appid, List<P> objects) Updates multiple objects.
<P extends ParaObject> void	MockDAO.updateAll(String appid, List<P> objects)

Uses of ParaObject in com.erudika.para.search

Methods in com.erudika.para.search with type parameters of type ParaObject

Modifier and Type	Method and Description
<P extends ParaObject> P	MockSearch.findById(String id)
<P extends ParaObject> P	Search.findById(String id) Simple id search.
<P extends ParaObject> P	MockSearch.findById(String appid, String id)
<P extends ParaObject> P	Search.findById(String appid, String id) Simple id search.
<P extends ParaObject> List<P>	MockSearch.findByIds(List<String> ids)
<P extends ParaObject> List<P>	Search.findByIds(List<String> ids) Simple multi id search.
<P extends ParaObject> List<P>	MockSearch.findByIds(String appid, List<String> ids)
<P extends ParaObject> List<P>	Search.findByIds(String appid, List<String> ids) Simple multi id search.
<P extends ParaObject> List<P>	MockSearch.findNearby(String type, String query, int radius, double lat, double lng, Pager... pager)
<P extends ParaObject> List<P>	Search.findNearby(String type, String query, int radius, double lat, double lng, Pager... pager) Search for Address objects in a radius of X km from a given point.
<P extends ParaObject> List<P>	MockSearch.findNearby(String appid, String type, String query, int radius, double lat, double lng, Pager... pager)
<P extends ParaObject> List<P>	Search.findNearby(String appid, String type, String query, int radius, double lat, double lng, Pager... pager) Search for Address objects in a radius of X km from a given point.
<P extends ParaObject> List<P>	MockSearch.findNestedQuery(String type, String field, String query, Pager... pager)
<P extends ParaObject> List<P>	Search.findNestedQuery(String type, String field, String query, Pager... pager) Searches within a nested field.
<P extends ParaObject> List<P>	MockSearch.findNestedQuery(String appid, String type, String field, String query, Pager... pager)
<P extends ParaObject> List<P>	Search.findNestedQuery(String appid, String type, String field, String query, Pager... pager) Searches within a nested field.
<P extends ParaObject> List<P>	MockSearch.findPrefix(String type, String field, String prefix, Pager... pager)
<P extends ParaObject> List<P>	Search.findPrefix(String type, String field, String prefix, Pager... pager) Searches for objects that have a property which value starts with a given prefix.
<P extends ParaObject> List<P>	MockSearch.findPrefix(String appid, String type, String field, String prefix, Pager... pager)
<P extends ParaObject> List<P>	Search.findPrefix(String appid, String type, String field, String prefix, Pager... pager) Searches for objects that have a property which value starts with a given prefix.
<P extends ParaObject> List<P>	MockSearch.findQuery(String type, String query, Pager... pager)
<P extends ParaObject> List<P>	Search.findQuery(String type, String query, Pager... pager) Query string search.
<P extends ParaObject> List<P>	MockSearch.findQuery(String appid, String type, String query, Pager... pager)
<P extends ParaObject> List<P>	Search.findQuery(String appid, String type, String query, Pager... pager) Query string search.
<P extends ParaObject> List<P>	MockSearch.findSimilar(String type, String filterKey, String[] fields, String liketext, Pager... pager)
<P extends ParaObject> List<P>	Search.findSimilar(String type, String filterKey, String[] fields, String liketext, Pager... pager) Searches for objects that have similar property values to a given text.
<P extends ParaObject> List<P>	MockSearch.findSimilar(String appid, String type, String filterKey, String[] fields, String liketext, Pager... pager)
<P extends ParaObject> List<P>	Search.findSimilar(String appid, String type, String filterKey, String[] fields, String liketext, Pager... pager) Searches for objects that have similar property values to a given text.
<P extends ParaObject> List<P>	MockSearch.findTagged(String type, String[] tags, Pager... pager)
<P extends ParaObject> List<P>	Search.findTagged(String type, String[] tags, Pager... pager) Searches for objects tagged with one or more tags.
<P extends ParaObject> List<P>	MockSearch.findTagged(String appid, String type, String[] tags, Pager... pager)
<P extends ParaObject> List<P>	Search.findTagged(String appid, String type, String[] tags, Pager... pager) Searches for objects tagged with one or more tags.
<P extends ParaObject> List<P>	MockSearch.findTags(String keyword, Pager... pager)
<P extends ParaObject> List<P>	Search.findTags(String keyword, Pager... pager) Searches for Tag objects.
<P extends ParaObject> List<P>	MockSearch.findTags(String appid, String keyword, Pager... pager)
<P extends ParaObject> List<P>	Search.findTags(String appid, String keyword, Pager... pager) Searches for Tag objects.
<P extends ParaObject> List<P>	MockSearch.findTermInList(String type, String field, List<?> terms, Pager... pager)
<P extends ParaObject> List<P>	Search.findTermInList(String type, String field, List<?> terms, Pager... pager) Searches for objects having a property value that is in list of possible values.
<P extends ParaObject> List<P>	MockSearch.findTermInList(String appid, String type, String field, List<?> terms, Pager... pager)
<P extends ParaObject> List<P>	Search.findTermInList(String appid, String type, String field, List<?> terms, Pager... pager) Searches for objects having a property value that is in list of possible values.
<P extends ParaObject> List<P>	MockSearch.findTerms(String type, Map<String,?> terms, boolean matchAll, Pager... pager)
<P extends ParaObject> List<P>	Search.findTerms(String type, Map<String,?> terms, boolean matchAll, Pager... pager) Searches for objects that have properties matching some given values.
<P extends ParaObject> List<P>	MockSearch.findTerms(String appid, String type, Map<String,?> terms, boolean matchAll, Pager... pager)
<P extends ParaObject> List<P>	Search.findTerms(String appid, String type, Map<String,?> terms, boolean matchAll, Pager... pager) Searches for objects that have properties matching some given values.
<P extends ParaObject> List<P>	MockSearch.findWildcard(String type, String field, String wildcard, Pager... pager)
<P extends ParaObject> List<P>	Search.findWildcard(String type, String field, String wildcard, Pager... pager) Searches for objects that have a property with a value matching a wildcard query.
<P extends ParaObject> List<P>	MockSearch.findWildcard(String appid, String type, String field, String wildcard, Pager... pager)
<P extends ParaObject> List<P>	Search.findWildcard(String appid, String type, String field, String wildcard, Pager... pager) Searches for objects that have a property with a value matching a wildcard query.
<P extends ParaObject> void	MockSearch.indexAll(List<P> objects)
<P extends ParaObject> void	Search.indexAll(List<P> objects) Indexes multiple objects in a batch operation.
<P extends ParaObject> void	MockSearch.indexAll(String appid, List<P> objects)
<P extends ParaObject> void	Search.indexAll(String appid, List<P> objects) Indexes multiple objects in a batch operation.
<P extends ParaObject> void	MockSearch.unindexAll(List<P> objects)
<P extends ParaObject> void	Search.unindexAll(List<P> objects) Removes multiple objects from the index in a batch operation.
<P extends ParaObject> void	MockSearch.unindexAll(String appid, List<P> objects)
<P extends ParaObject> void	Search.unindexAll(String appid, List<P> objects) Removes multiple objects from the index in a batch operation.

Methods in com.erudika.para.search with parameters of type ParaObject

Modifier and Type	Method and Description
void	MockSearch.index(ParaObject po)
void	Search.index(ParaObject po) Indexes an object.
void	MockSearch.index(String appid, ParaObject po)
void	Search.index(String appid, ParaObject po) Indexes an object.
void	MockSearch.unindex(ParaObject po)
void	Search.unindex(ParaObject po) Removes an object from the index.
void	MockSearch.unindex(String appid, ParaObject po)
void	Search.unindex(String appid, ParaObject po) Removes an object from the index.

Uses of ParaObject in com.erudika.para.utils

Methods in com.erudika.para.utils with parameters of type ParaObject

Modifier and Type	Method and Description
static String	Utils.getObjectURI(ParaObject obj, boolean includeName, boolean includeId) Returns the default URL for a given domain object.

Method parameters in com.erudika.para.utils with type arguments of type ParaObject

Modifier and Type	Method and Description
static List<Field>	Utils.getAllDeclaredFields(Class<? extends ParaObject> clazz) Returns a list of all declared fields in a class.
static String	Utils.type(Class<? extends ParaObject> clazz) Returns the simple name of a class in lowercase (AKA the type).

Uses of ParaObject in com.erudika.para.validation

Methods in com.erudika.para.validation with parameters of type ParaObject

Modifier and Type	Method and Description
static boolean	ValidationUtils.isValidObject(App app, ParaObject obj) Validates objects using Hibernate Validator.
static boolean	ValidationUtils.isValidObject(ParaObject obj) Validates objects using Hibernate Validator.
static String[]	ValidationUtils.validateObject(App app, ParaObject content) Validates objects.
static String[]	ValidationUtils.validateObject(ParaObject content) Validates objects using Hibernate Validator.