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1-10 of 18 resultsRefreshjavax.persistence.IdClassAnnotation IdClass Example: @IdClass(com.acme.EmployeePK.class ... ="name">IdClass/value" title="Annotation Element of javax.persistence.IdClass | |
IdClass.value Annotation Element IdClass" title="Annotation in javax.persistence">javax.persistence.IdClassClass value | |
JPA Primary Key IdClass">@IdClass(ProjectId.class) public class Project ... a special ID class that is attached to the entity class using the IdClass">@IdClass annotation. The ID class reflects the primary key fields and its objects | |
Posting Sample Code, The project does not contain a persistence unit, An entity or IdClass class should implement the java.io.Serializable interface). | |
JPA Annotations for Classes>IdClass"> ID | |
javax.persistence.metamodel.EntityTypeJPA 2 JavaDoc Reference Documentation - Instances of the type EntityType represent entity types. | |
hasSingleIdAttribute() has a single id attribute. Returns true for a simple id or embedded id; returns false for an idclass | |
javax.persistence.metamodel.MappedSuperclassTypeJPA 2 JavaDoc Reference Documentation - Instances of the type MappedSuperclassType represent mapped superclass types. | |
MapKey.name and is mapped as IdClass, an instance of the primary key class is used as the key. | |
javax.persistence.MapKey. If the primary key is a composite primary key and is mapped as IdClass, an instance |