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javax.persistence.MapKeyEnumerated

javax.persistence Annotation MapKeyEnumerated Target: Fields (including property get methods) Specifies the enum type for a map key whose basic type is an enumerated type. The MapKeyEnumerated ... specified or the MapKeyEnumerated annotation is not used, the enumerated type is assumed to be ORDINAL
108

MapKeyEnumerated.value

Annotation Element javax.persistence.MapKeyEnumerated EnumType value (Optional) The type used in mapping a map key enum type. Default value: javax.persistence.EnumType.ORDINAL Since: JPA 2.0
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Why are my Map entries not stored?

",     orphanRemoval=true) @MapKeyEnumerated(EnumType.STRING)     private Map<State, Authority> states = new ... =CascadeType.ALL, orphanRemoval=true) @MapKey(name="state") @MapKeyEnumerated(EnumType.STRING ... mappedBy and the key field, e.g. using MapKeyEnumerated. Otherwise ObjectDB will not have the minimum

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Copyright © 2003, 2010, 2024  ObjectDB Software, all rights reserved. The JPA API Reference Documentation (JavaDoc) on this website is derived with some adjustments from the open source JPA 2 RI (EclipseLink) and is available under the terms of the Eclipse Public License, v. 1.0 and Eclipse Distribution License, v. 1.0. The JDO API Reference Documentation (JavaDoc) on this website is derived with some adjustments from the JDO 2.2 API and is available under the terms of the Apache License, v. 2.0. Images on this website are available under these licecnes. Documentation on this website explains how to use JPA in the context of the ObjectDB Object Database but mostly relevant also for ORM JPA implementations, such as Hibernate (and HQL), EclipseLink, TopLink, OpenJPA and DataNucleus. ObjectDB is not an ORM JPA implementation but an Object Database (ODBMS) for Java with built in JPA 2 support.