| java.lang.Object |
| ↳ |
vars.jpa.DAO |
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↳ |
vars.knowledgebase.jpa.ConceptDAOImpl |
Class Overview
Created by IntelliJ IDEA.
User: brian
Date: Aug 7, 2009
Time: 4:43:41 PM
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Summary
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[Expand]
Inherited Methods |
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From class
vars.jpa.DAO
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void
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close()
Closes the associated entityManger if it's open.
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void
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commit()
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void
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endTransaction()
Close any open transaction used on the current thread.
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boolean
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equalInDatastore(Object thisObj, Object thatObj)
True if the to objects represent the same object in the datastore.
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<T>
T
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find(T object)
Retrieves the object from the datastore.
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List
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findByNamedQuery(String name)
Executes a named query that does not take any parameters
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List
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findByNamedQuery(String name, Map<String, Object> namedParameters)
Executes a named query using a map of named parameters
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<T>
T
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findByPrimaryKey(Class<T> clazz, Object primaryKey)
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EntityManager
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getEntityManager()
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boolean
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isPersistent(Object entity)
Checks to see if the given object is persisted in the database
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void
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loadLazyRelations(Object entity)
Many one-to-many relations are lazy loaded in JPA.
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<T>
T
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merge(T entity)
Update an object in the database and bring it into the current transaction
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void
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persist(Object entity)
Insert an object into the database
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void
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remove(Object entity)
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void
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startTransaction()
Start a database transaction.
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static
Map<String, Object>
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toParameterMap(Object... args)
The findByNamedQuery method needs a Map of parameters.
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From class
java.lang.Object
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Object
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clone()
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boolean
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equals(Object arg0)
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void
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finalize()
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final
Class<?>
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getClass()
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int
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hashCode()
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final
void
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notify()
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final
void
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notifyAll()
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String
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toString()
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final
void
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wait()
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final
void
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wait(long arg0)
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final
void
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wait(long arg0, int arg1)
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From interface
vars.DAO
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abstract
void
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close()
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abstract
void
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commit()
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abstract
void
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endTransaction()
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abstract
boolean
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equalInDatastore(Object thisObj, Object thatObj)
True if the to objects represent the same object in the datastore.
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abstract
<T>
T
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find(T object)
Retrieves the object from the datastore.
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abstract
List
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findByNamedQuery(String name)
Executes a named query that does not take any parameters
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abstract
List
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findByNamedQuery(String name, Map<String, Object> namedParameters)
Executes a named query using a map of named parameters
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abstract
<T>
T
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findByPrimaryKey(Class<T> clazz, Object primaryKey)
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abstract
EntityManager
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getEntityManager()
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abstract
boolean
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isPersistent(Object entity)
Checks to see if the given object is persisted in the databas
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abstract
void
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loadLazyRelations(Object entity)
Many one-to-many relations are lazy loaded in JPA.
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abstract
<T>
T
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merge(T object)
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abstract
void
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persist(Object object)
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abstract
void
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remove(Object object)
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abstract
void
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startTransaction()
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From interface
vars.jpa.EntityManagerAspect
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From interface
vars.knowledgebase.ConceptDAO
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Public Constructors
public
ConceptDAOImpl
(EntityManager entityManager)
Public Methods
public
void
cascadeRemove
(Concept concept)
This method will start and stop the transaction on it's own.
public
Collection<Concept>
findAll
()
public
List<Concept>
findAllByNameContaining
(String nameGlob)
public
List<Concept>
findAllByNameEndingWith
(String nameGlob)
public
List<Concept>
findAllByNameStartingWith
(String nameGlob)
public
Concept
findByName
(String name)
This find method should be called inside of a transaction
public
Collection<ConceptName>
findDescendentNames
(Concept concept)
This should be called within a JPA tranaction
Parameters
| concept
| The concept whos descendant names are returne |
public
Collection<Concept>
findDescendents
(Concept concept)
Should be called within a JPA transaction
Parameters
| concept
| The name of the concept |
Returns
- A Set of
Concept objects from the named one to the end of the branch.