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try {
session = HibernateSessionFactory.getSession();
tx = session.beginTransaction();
String hql = "update Maccount set maccount.weekcount = 12 where maccount.id = 1";
Query query = session.createSQLQuery(hql).addEntity("maccount",
Maccount.class).addJoin("id", "maccount.id").addJoin(
"weekcount", "maccount.weekcount");
tx.commit();
} catch (Exception e) {
e.printStackTrace();
if (tx != null) {
tx.rollback();
tx = null;
}
} finally {
if (session != null) {
session.close();
session = null;
}
}
java.lang.NullPointerException
at org.hibernate.hql.ast.tree.IdentNode.resolveAsNakedComponentPropertyRefLHS(IdentNode.java:195)
at org.hibernate.hql.ast.tree.IdentNode.resolve(IdentNode.java:85)
at org.hibernate.hql.ast.tree.DotNode.resolveFirstChild(DotNode.java:139)
at org.hibernate.hql.ast.HqlSqlWalker.lookupProperty(HqlSqlWalker.java:462)
at org.hibernate.hql.antlr.HqlSqlBaseWalker.propertyRef(HqlSqlBaseWalker.java:1080)
at org.hibernate.hql.antlr.HqlSqlBaseWalker.assignment(HqlSqlBaseWalker.java:1008)
at org.hibernate.hql.antlr.HqlSqlBaseWalker.setClause(HqlSqlBaseWalker.java:729)
at org.hibernate.hql.antlr.HqlSqlBaseWalker.updateStatement(HqlSqlBaseWalker.java:349)
at org.hibernate.hql.antlr.HqlSqlBaseWalker.statement(HqlSqlBaseWalker.java:237)
at org.hibernate.hql.ast.QueryTranslatorImpl.analyze(QueryTranslatorImpl.java:218)
at org.hibernate.hql.ast.QueryTranslatorImpl.doCompile(QueryTranslatorImpl.java:158)
at org.hibernate.hql.ast.QueryTranslatorImpl.compile(QueryTranslatorImpl.java:109)
at org.hibernate.engine.query.HQLQueryPlan.<init>(HQLQueryPlan.java:75)
at org.hibernate.engine.query.HQLQueryPlan.<init>(HQLQueryPlan.java:54)
at org.hibernate.engine.query.QueryPlanCache.getHQLQueryPlan(QueryPlanCache.java:71)
at org.hibernate.impl.AbstractSessionImpl.getHQLQueryPlan(AbstractSessionImpl.java:133)
at org.hibernate.impl.AbstractSessionImpl.createQuery(AbstractSessionImpl.java:112)
at org.hibernate.impl.SessionImpl.createQuery(SessionImpl.java:1583)
at com.zoushi.hibernate.dao.ControlDao.main(ControlDao.java:1241)