ObjectDB Database Search

instance or null if the entity does not exist Throws: IllegalArgumentException ... unit, or if the second argument is not a valid non- null instance of the entity primary key type

TransactionRequiredException () Constructs a new TransactionRequiredException exception with null as its detail message ... TransactionRequiredException exception with null as its detail message. Since: JPA 1.0 TransactionRequiredException

property may be null . This is a hint and is disregarded for primitive types; it may be used in schema generation to infer that the mapped column is not null . If not specified, defaults to true . Since: JPA 1.0

entity instance or null if the entity does not exist Throws: IllegalArgumentException ... to the persistence unit, or if the second argument is not a valid non- null instance of the entity primary key type

null Since: JPA 3.2 PersistenceConfiguration jtaDataSource (String dataSourceJndiName) Specify ... null Since: JPA 3.2 PersistenceConfiguration nonJtaDataSource (String dataSourceJndiName) Specify

JPA Method in jakarta.persistence.criteria.CriteriaBuilder Predicate isNull (    Expression  x ) Create a predicate to test whether the expression is null . Parameters: x - expression Return: is- null predicate Since: JPA 2.0

JPA Method in jakarta.persistence.criteria.CriteriaBuilder Predicate isNotNull (    Expression  x ) Create a predicate to test whether the expression is not null . Parameters: x - expression Return: is-not- null predicate Since: JPA 2.0

a provider are ignored. Since: JPA 1.0 Public Annotation Attributes String name default null Name of the hint. Since: JPA 1.0 String value default null Value of the hint. Since: JPA 1.0

how to use Parameter . Public Methods String getName () Return the parameter name, or null ... support this usage Since: JPA 2.0 Integer getPosition () Return the parameter position, or null

Annotation Attributes Column column default null (Required) The column that is being mapped ... mapped superclass. Since: JPA 1.0 String name default null (Required) The name of the property

JPA Method in jakarta.persistence.criteria.Expression Predicate isNull () Create a predicate to test whether the expression is null . Return: predicate testing whether the expression is null Since: JPA 2.0

JPA Method in jakarta.persistence.criteria.Expression Predicate isNotNull () Create a predicate to test whether the expression is not null . Return: predicate testing whether the expression is not null Since: JPA 2.0

= { See Also: EntityResult SqlResultSetMapping Since: JPA 1.0 Public Annotation Attributes String column default null ... name default null Name of the persistent field or property of the class. Since: JPA 1.0

primaryKey - primary key lockMode - lock mode Return: the found entity instance or null if the entity ... or the second argument is not a valid type for that entity's primary key or is null

: the found entity instance or null if the entity does not exist Throws: IllegalArgumentException - if the first argument does not denote an entity type or if the second argument is not a valid type for that entity's primary key or is null Since: JPA 2.0

[] columns default null (Required) The mapping of columns in the SELECT list to the arguments of the intended constructor, in order. Since: JPA 2.1 Class targetClass default null (Required) The class whose constructor is to be invoked. Since: JPA 2.1

properties and hints Return: the found entity instance or null if the entity does not exist Throws ... is not a valid type for that entity's primary key or is null TransactionRequiredException

JPA Annotation Attribute in jakarta.persistence.Basic boolean optional default true (Optional) Specifies whether the value of the field or property may be null . This is a hint and is disregarded for primitive types; it may be used in schema generation to infer that the mapped column is not null . If not specified, defaults to true . Since: JPA 1.0

values for properties not specified in the {@code persistence.xml} (and may be null if no properties are specified). Return: EntityManagerFactory for the persistence unit, or null if the provider is not

JPA Method in jakarta.persistence.criteria.Join Attribute getAttribute () Return the metamodel attribute representing the join target, if any, or null if the target of the join is an entity type. Return: metamodel attribute or null Since: JPA 2.0

Public Annotation Attributes NamedAttributeNode [] attributeNodes default null (Required) The list ... are listed. Since: JPA 2.1 String name default null (Required) The name of the subgraph as referenced

JPA Method in jakarta.persistence.criteria.CriteriaBuilder Order asc (    Expression  expression,     Nulls  nullPrecedence ) Create an ordering by the ascending ... nullPrecedence - the precedence of null values Return: ascending ordering corresponding to the expression Since: JPA 3.2

JPA Method in jakarta.persistence.criteria.CriteriaBuilder Order desc (    Expression  expression,     Nulls  nullPrecedence ) Create an ordering by the descending ... nullPrecedence - the precedence of null values Return: descending ordering corresponding to the expression Since: JPA 3.2

items, or null if no restrictions have been specified. Return: having clause predicate Inherited from ... Since: JPA 2.0 Selection getSelection () Return the selection of the query, or null if no selection

.Project [ null ]([project]) Info: ExtRequestBean []: Persisted: com.greensoft.objectdb.test.mini.entity ... lazy builder method triggers. */ private void reset() { project = null ; } public Project buildProject(String projectName) { String $i = "buildProject"; if (em == null ) { log_warn($i, "BEFORE: Extended

/new com.objectdb.o.InternalException: null com.objectdb.o.InternalException at com.objectdb.o.VUT.k ... #96658 unexpected exception: null [2] Page #96658 last key is null , parent page #144908 next key is 'Elementarprodukt:400000100465140:7:1:' [3] Page #119529 unexpected exception: null [4] Page #119529

JPA Constructor in jakarta.persistence.LockTimeoutException LockTimeoutException () Constructs a new LockTimeoutException exception with null as its detail message. Since: JPA 2.0

: IllegalArgumentException - if this enum type has no constant with the specified name NullPointerException - if the argument is null

JPA Annotation Attribute in jakarta.persistence.DiscriminatorValue String value default null (Optional) The value that indicates that the row is an entity of the annotated entity type. If the DiscriminatorValue annotation is not specified and a discriminator column is used, a provider-specific

JPA Constructor in jakarta.persistence.TransactionRequiredException TransactionRequiredException (   Exception cause ) Constructs a new TransactionRequiredException exception with null as its detail message. Since: JPA 1.0

JPA Annotation Attribute in jakarta.persistence.NamedStoredProcedureQueries NamedStoredProcedureQuery [] value default null (Required) Array of NamedStoredProcedureQuery annotations. Since: JPA 2.1

getRestriction () Return the predicate that corresponds to the where clause restriction(s), or null

JPA Annotation Attribute in jakarta.persistence.EntityResult Class entityClass default null The class of the result. Since: JPA 1.0

default null (Required) Array of NamedStoredProcedureQuery annotations. Since: JPA 2.1

default null (Required) The association override mappings that are to be applied to the relationship field or property. Since: JPA 1.0

: selection item Since: JPA 2.0 String getAlias () Return the alias assigned to the tuple element or null

, or null to indicate no timeout Return: the same query instance Since: JPA 3.2

the entity or mapped superclass. Return: supertype of identifiable type or null if no such supertype

null to indicate that the database server should set the timeout Since: JPA 3.2

JPA Annotation Attribute in jakarta.persistence.NamedStoredProcedureQuery String procedureName default null The name of the stored procedure in the database. Since: JPA 2.1

name Throws: IllegalArgumentException - if this enum type has no constant with the specified name NullPointerException - if the argument is null

JPA Annotation Attribute in jakarta.persistence.PersistenceUnits PersistenceUnit [] value default null (Required) One or more PersistenceUnit annotations. Since: JPA 1.0

JPA Annotation Attribute in jakarta.persistence.NamedStoredProcedureQuery String name default null The name used to refer to the query with the EntityManager methods that create stored procedure query objects. Since: JPA 2.1

JPA Annotation PersistenceUnits Target: TYPE Implemented Interfaces: Annotation Declares one or more PersistenceUnit annotations. Since: JPA 1.0 Public Annotation Attributes PersistenceUnit [] value default null (Required) One or more PersistenceUnit annotations. Since: JPA 1.0

JPA Annotation Attribute in jakarta.persistence.AssociationOverrides AssociationOverride [] value default null (Required) The association override mappings that are to be applied to the relationship field or property. Since: JPA 1.0

a new LockTimeoutException exception with null as its detail message. Since: JPA 2.0

JPA Method in jakarta.persistence.PersistenceUnitUtil Object getIdentifier (   Object entity ) Return the id of the entity. A generated id is not guaranteed to be available until after the database insert has occurred. Returns null if the entity does not yet have an id. Parameters

JPA Annotation Attribute in jakarta.persistence.NamedQueries NamedQuery [] value default null (Required) An array of NamedQuery annotations. Since: JPA 1.0

JPA Constructor in jakarta.persistence.PessimisticLockException PessimisticLockException () Constructs a new PessimisticLockException exception with null as its detail message. Since: JPA 2.0

Attributes NamedQuery [] value default null (Required) An array of NamedQuery annotations. Since: JPA 1.0