jodd.db.oom.dao

Class GenericDao

java.lang.Object

jodd.db.oom.dao.GenericDao

public class GenericDao
extends java.lang.Object

Generic DAO. Contains many convenient wrappers.

Constructor Summary

Constructors

Constructor and Description
GenericDao(DbOom dbOom)

Method Summary

Modifier and Type	Method and Description
long	count(java.lang.Class entityType) Counts number of all entities.
<ID> void	decreaseProperty(java.lang.Class entityType, ID id, java.lang.String name, java.lang.Number delta) Decreases a property.
void	deleteAllById(java.lang.Iterable objects) Deletes all objects by their ids.
<ID> void	deleteById(java.lang.Class entityType, ID id) Deleted single entity by its id.
void	deleteById(java.lang.Object entity) Delete single object by its id.
<E> java.util.List<E>	find(java.lang.Class<E> entityType, java.lang.Object criteria) Finds list of entities matching given criteria.
<E> java.util.List<E>	find(java.lang.Object criteria) Finds list of entities matching given criteria.
<E,ID> E	findById(java.lang.Class<E> entityType, ID id) Finds single entity by its id.
<E> E	findOne(java.lang.Object criteria) Finds one entity for given criteria.
<E> E	findOneByProperty(java.lang.Class<E> entityType, java.lang.String name, java.lang.Object value) Finds single entity by matching property.
<E> java.util.List<E>	findRelated(java.lang.Class<E> target, java.lang.Object source) Finds related entity.
protected <ID> ID	generateNextId(DbEntityDescriptor dbEntityDescriptor) Generates next id for given type.
<ID> void	increaseProperty(java.lang.Class entityType, ID id, java.lang.String name, java.lang.Number delta) Increases a property.
protected <E> boolean	isPersistent(DbEntityDescriptor<E> ded, E entity) Returns true if entity is persistent.
<E> java.util.List<E>	listAll(java.lang.Class<E> target) List all entities.
void	save(java.lang.Object entity) Simply inserts object into the database.
void	saveAll(java.lang.Iterable entities) Inserts bunch of objects into the database.
protected <E,ID> void	setEntityId(DbEntityDescriptor<E> ded, E entity, ID newIdValue) Sets new ID value for entity.
<E> E	store(E entity) Saves or updates entity.
void	update(java.lang.Object entity) Updates single entity.
void	updateAll(java.lang.Iterable entities) Updates all entities.
<E> E	updateProperty(E entity, java.lang.String name) Updates property in the database by storing the current property value.
<E> E	updateProperty(E entity, java.lang.String name, java.lang.Object newValue) Updates single property in database and in the bean.

Methods inherited from class java.lang.Object

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

Constructor Detail

GenericDao

public GenericDao(DbOom dbOom)

Method Detail

isPersistent

protected <E> boolean isPersistent(DbEntityDescriptor<E> ded,
                                   E entity)

Returns true if entity is persistent.

setEntityId

protected <E,ID> void setEntityId(DbEntityDescriptor<E> ded,
                                  E entity,
                                  ID newIdValue)

Sets new ID value for entity.

generateNextId

protected <ID> ID generateNextId(DbEntityDescriptor dbEntityDescriptor)

Generates next id for given type.

store

public <E> E store(E entity)

Saves or updates entity. If ID is not null, entity will be updated. Otherwise, entity will be inserted into the database.

save

public void save(java.lang.Object entity)

Simply inserts object into the database.

saveAll

public void saveAll(java.lang.Iterable entities)

Inserts bunch of objects into the database.

See Also:

save(Object)

update

public void update(java.lang.Object entity)

Updates single entity.

updateAll

public void updateAll(java.lang.Iterable entities)

Updates all entities.

See Also:

update(Object)

updateProperty

public <E> E updateProperty(E entity,
                            java.lang.String name,
                            java.lang.Object newValue)

Updates single property in database and in the bean.

updateProperty

public <E> E updateProperty(E entity,
                            java.lang.String name)

Updates property in the database by storing the current property value.

findById

public <E,ID> E findById(java.lang.Class<E> entityType,
                         ID id)

Finds single entity by its id.

findOneByProperty

public <E> E findOneByProperty(java.lang.Class<E> entityType,
                               java.lang.String name,
                               java.lang.Object value)

Finds single entity by matching property.

findOne

public <E> E findOne(java.lang.Object criteria)

Finds one entity for given criteria.

find

public <E> java.util.List<E> find(java.lang.Object criteria)

Finds list of entities matching given criteria.

find

public <E> java.util.List<E> find(java.lang.Class<E> entityType,
                                  java.lang.Object criteria)

Finds list of entities matching given criteria.

deleteById

public <ID> void deleteById(java.lang.Class entityType,
                            ID id)

Deleted single entity by its id.

deleteById

public void deleteById(java.lang.Object entity)

Delete single object by its id. Resets ID value.

deleteAllById

public void deleteAllById(java.lang.Iterable objects)

Deletes all objects by their ids.

count

public long count(java.lang.Class entityType)

Counts number of all entities.

increaseProperty

public <ID> void increaseProperty(java.lang.Class entityType,
                                  ID id,
                                  java.lang.String name,
                                  java.lang.Number delta)

Increases a property.

decreaseProperty

public <ID> void decreaseProperty(java.lang.Class entityType,
                                  ID id,
                                  java.lang.String name,
                                  java.lang.Number delta)

Decreases a property.

findRelated

public <E> java.util.List<E> findRelated(java.lang.Class<E> target,
                                         java.lang.Object source)

Finds related entity.

listAll

public <E> java.util.List<E> listAll(java.lang.Class<E> target)

List all entities.