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195

JBOSS AS7 7.1.1 - Entity not persisted and createNamedQuery fire exception

work   // TypedQuery<Guest> query = this.em.createNamedQuery( "Guest.getAll", Guest.class ... <Guest> query = this.em.createNamedQuery( "Guest.getAll", Guest.class ); // where as this query ok ... :] at com.objectdb.jpa.EMImpl.createNamedQuery(EMImpl.java:809) [objectdb-jee-2.4.0_04.jar:] at org.jboss
163

createNamedQuery throws wrong exception

to be invalid      */     public Query createNamedQuery(String name); however ObjectDB throws javax
98

createNamedQuery(name, resultClass)

Method javax.persistence.EntityManager TypedQuery<T> createNamedQuery( String name, Class<T> resultClass ) Create an instance of TypedQuery for executing a Java Persistence query language named query. The select list of the query must contain only a single item, which must be assignable to the type
98

createNamedQuery(name)

Method javax.persistence.EntityManager Query createNamedQuery( String name ) Create an instance of Query for executing a named query (in the Java Persistence query language or in native SQL). Parameters: name - the name of a query defined in metadata Returns: the new query instance Throws
49

JPA Named Queries

are used to instantiate them. The createNamedQuery method receives a query name and a result type and returns a TypedQuery instance: TypedQuery<Country> query = em.createNamedQuery("Country ... of createNamedQuery receives a query name and returns a Query instance: Query query = em.createNamedQuery
40

ObectDb 2.3.6 in OSGi environment

<RuleValueNode> query =  (TypedQuery<RuleValueNode>) this.dbService.createNamedQuery("RuleValueNode ... > TypedQuery<T> createNamedQuery(String name, Class<T> objClass) {   return this.em.createNamedQuery ... is not found (error 301) at com.objectdb.jpa.EMImpl.createNamedQuery(EMImpl.java:828) at com.dbservice
24

Duplicate Entity class names causes Exception in Query

Item findItem(EntityManager em, int which) { TypedQuery<Item> q = em.createNamedQuery("objdbTest ... long howManyItemsExist(EntityManager em) { TypedQuery<Long> q = em.createNamedQuery("objdbTest ... ) {   Query q = em.createNamedQuery("uk.co.his.experiment8.model.noIdQuery.NoIdQuerySingleton
10

javax.persistence.EntityManager

- if not an entity Since: JPA 1.0 Query createNamedQuery(String name) Create an instance of Query ... string is found to be invalid Since: JPA 1.0 TypedQuery<T> createNamedQuery(String name, Class<T
7

javax.persistence.NamedQuery

EntityManager em; ... customers = em.createNamedQuery("findAllCustomersWithName
1

javax.jdo.JDOEntityManager

: IllegalArgumentException - if not an entity Since: JPA 1.0 Query createNamedQuery(String name) Create an instance ... if the query string is found to be invalid Since: JPA 1.0 TypedQuery<T> createNamedQuery(String name, Class

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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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