About string

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Manual
6

Shared (L2) Entity Cache

and primary key: em.find(MyEntity2.class, Long.valueOf(1),      Collections.<String,Object ... , Long.valueOf(1),    Collections.<String,Object>singletonMap(         "javax.persistence.cache
Manual
6

Setting and Tuning of JPA Queries

> For an EntityManagerFactory - using the createEntityManagerFacotory method:   Map<String,Object> properties ... the createEntityManager method:   Map<String,Object> properties = new HashMap();   properties
Manual
6

Database Schema Evolution

and false are converted to false, any other value is converted to true). From any type to String (using toString() if necessary). From String to numeric types including enum types (when applicable). From
Tutorial
6

Step 2: Define a JPA Entity Class

; } public int getY() { return y; } @Override public String toString() { return String.format("(%d, %d)", this.x, this.y); } } The new class
JPA Doc
6

javax.persistence.metamodel.EmbeddableType

getAttribute(String name) Return the attribute of the managed type that corresponds to the specified name ... getCollection(String name) Return the Collection-valued attribute of the managed type that corresponds ... present in the managed type Since: JPA 2.0 CollectionAttribute getCollection(String name, Class
JPA Doc
6

javax.persistence.metamodel.IdentifiableType

entity or mapped superclass types. Since: JPA 2.0 Attribute getAttribute(String name) Return ... of the managed type Since: JPA 2.0 CollectionAttribute getCollection(String name) Return ... Since: JPA 2.0 CollectionAttribute getCollection(String name, Class elementType) Return
JPA Doc
6

javax.persistence.metamodel.ManagedType

(String name) Return the attribute of the managed type that corresponds to the specified name. Return ... (String name) Return the Collection-valued attribute of the managed type that corresponds ... the managed type Since: JPA 2.0 CollectionAttribute getCollection(String name, Class elementType
JPA Doc
6

javax.persistence.metamodel.MappedSuperclassType

types. Since: JPA 2.0 Attribute getAttribute(String name) Return the attribute of the managed type ... Since: JPA 2.0 CollectionAttribute getCollection(String name) Return the Collection-valued attribute ... > getCollection(String name, Class elementType) Return the Collection-valued attribute
JDO Doc
5

javax.jdo.JDOHelper

See Also: getPersistenceManagerFactory(Map,String,ClassLoader,ClassLoader) PersistenceManagerFactory getPersistenceManagerFactory(Map ... PersistenceManagerFactory getPersistenceManagerFactory(String name) Returns a named ... : name - Since: JDO 2.1 See Also: getPersistenceManagerFactory(Map,String,ClassLoader,ClassLoader
JDO Doc
5

javax.jdo.spi.I18NHelper

and getInstance(String bundleName,ClassLoader loader) uses the specified class loader to find the bundle. Subsequently, instance methods can be used to format message strings using the text from ... to the bundle Since: JDO 1.0.1 I18NHelper getInstance(String bundleName) An instance bound to a bundle