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4

javax.persistence.metamodel.PluralAttribute

Since: JPA 2.0 boolean isAssociation() Is the attribute an association. Is the attribute an association. Returns: boolean indicating whether the attribute corresponds to an association Since: JPA 2.0 boolean isCollection() Is the attribute collection-valued (represents a Collection, Set, List, or Map
4

java.security.BasicPermission

- arg1 - boolean equals(Object arg0) Parameters: arg0 - boolean equals(Object arg0) Parameters: arg0 - String getActions() String getActions() String getName() int hashCode() int hashCode() boolean implies(Permission arg0) Parameters: arg0 - boolean implies(Permission arg0) Parameters: arg0
4

javax.persistence.PersistenceUnitUtil

: IllegalArgumentException - if the object is found not to be an entity Since: JPA 2.0 boolean isLoaded(Object entity ... : false if the entity has not been loaded, else true Since: JPA 2.0 boolean isLoaded(Object entity ... has not been loaded, else true Since: JPA 2.0 boolean isLoaded(Object entity, String attributeName
4

javax.persistence.metamodel.EntityType

type is not present in the identifiable type Since: JPA 2.0 boolean hasSingleIdAttribute ... attribute. Returns true for a simple id or embedded id; returns false for an idclass. Returns: boolean indicating whether the identifiable type has a single id attribute Since: JPA 2.0 boolean
4

javax.persistence.JoinColumn

to the generated SQL for the column. Default value: "" Since: JPA 1.0 boolean insertable (Optional ... 1.0 boolean nullable (Optional) Whether the foreign key column is nullable. (Optional ... of the collection table. Default value: "" Since: JPA 1.0 boolean unique (Optional) Whether the property
4

javax.persistence.metamodel.ListAttribute

for the attribute. Returns: persistent attribute type Since: JPA 2.0 boolean isAssociation() Is the attribute an association. Is the attribute an association. Returns: boolean indicating whether the attribute corresponds to an association Since: JPA 2.0 boolean isCollection() Is the attribute
4

javax.persistence.MapKeyColumn

of the inferred type. Default value: "" Since: JPA 2.0 boolean insertable (Optional) Whether the column ... : "" Since: JPA 2.0 boolean nullable (Optional) Whether the database column is nullable. (Optional ... : "" Since: JPA 2.0 boolean unique (Optional) Whether the column is a unique key. (Optional
0

isDirty(pc)

Method javax.jdo.spi.StateInterrogation Boolean isDirty( Object pc ) Tests whether the parameter ... transaction, or modified while detached return Boolean.TRUE. Instances known by the implementation to be non-dirty return Boolean.FALSE. Instances not recognized by the implementation return null
0

isDetached(pc)

Method javax.jdo.spi.StateInterrogation Boolean isDetached( Object pc ) Tests whether the parameter instance is detached. Instances that are detached return Boolean.TRUE. Instances known by the implementation to be non-detached return Boolean.FALSE. Instances not recognized by the implementation
0

isDeleted(pc)

Method javax.jdo.spi.StateInterrogation Boolean isDeleted( Object pc ) Tests whether the parameter ... Boolean.TRUE. Instances known by the implementation to be non-deleted return Boolean.FALSE. Instances not recognized by the implementation return null. Parameters: pc - the instance. Returns: Boolean.TRUE

Getting Started

ObjectDB is very easy to use. Follow the Getting Started Tutorial and the Quick Tour manual chapter and in minutes you may be able to write and run first Java programs against ObjectDB.

Prior knowledge or experience in database programming (SQL, JDBC, ORM, JPA, etc.) is not required, but some background in using the Java language is essential.

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