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我已经更新了事务中的一个对象,它已成功更新并与数据库同步......但是无论何时使用query.getResultList()检索实体,它都不会使用更新的对象和值返回List。如何从JPA resultList获取更新的实体。
这里的代码是指我如何做...
javax.persistence.EntityManager entityManager = java.beans.Beans.isDesignTime() ? null : javax.persistence.Persistence.createEntityManagerFactory("jdbc:oracle:thin:@Siddhant-PC:1521:XEPU").createEntityManager();
javax.persistence.Query professionalWorkQuery = java.beans.Beans.isDesignTime() ? null : entityManager.createQuery("SELECT p FROM ProfessionalWork p order by p.jobNo");
java.util.List<ProfessionalWork> professionalWorkList = java.beans.Beans.isDesignTime() ? java.util.Collections.emptyList() : professionalWorkQuery.getResultList();
代码更新对象...
ProfessionalWork proWork = entityManager.find(ProfessionalWork.class, jobNo);
entityManager.getTransaction().begin();
proWork.setStatus("Ready");
proWork.setReadyTime(DateWrapper.getTime());
entityManager.getTransaction().commit();
代码检索所有的对象......
professionalWorkList = professionalWorkQuery.getResultList();
Iterator lab = professionalWorkList.listIterator();
while(lab.hasNext()){
ProfessionalWork pWork = (ProfessionalWork) lab.next();
System.out.println(pWork.getJobNo()+" -- "+pWork.getStatus());
//Here i'm getting All Objects(even newly added objects also...but i'm not getting my modified values in objects)
}
professionalWorkList.clear();
您可以尝试一次,professionalWorkQuery.setHint(“javax.persistence.cache.storeMode”,“REFRESH”); –
谢谢兄弟...它为我工作... :) –
你介意接受答案,如果它工作:) –