Java JPA 2.1错误:未找到具有该名称的@NamedStoredProcedureQuery:
我试图从postgresSql函数中获取数据,我使用了这个示例 在具有输入/输出数据的映射类下面:Java JPA 2.1错误:未找到具有该名称的@NamedStoredProcedureQuery:,java,hibernate,entities,jpa-2.1,sqlresultsetmapping,Java,Hibernate,Entities,Jpa 2.1,Sqlresultsetmapping,我试图从postgresSql函数中获取数据,我使用了这个示例 在具有输入/输出数据的映射类下面: @XmlType(name="AccountRR") @NamedStoredProcedureQuery ( name="getAccountMapping", procedureName="accountFunction", parameters = { @StoredProcedureParameter(name="in_ro
@XmlType(name="AccountRR")
@NamedStoredProcedureQuery
(
name="getAccountMapping",
procedureName="accountFunction",
parameters = {
@StoredProcedureParameter(name="in_route", mode=ParameterMode.IN, type=String.class),
@StoredProcedureParameter(name="in_round", mode=ParameterMode.IN, type=String.class)
},
resultSetMappings={"AccountRouteRoundMapping"}
)
@SqlResultSetMapping
(
name = "AccountRouteRoundMapping",
entities =
{
@EntityResult
(
entityClass = AccountRouteRound.class,
fields =
{
@FieldResult(name = "name", column = "name"),
@FieldResult(name = "address_1", column = "address_1"),
@FieldResult(name = "address_2", column = "address_2")
[....]
}
)
}
)
public class AccountRouteRound {.............}
在我调用createNamedStoredProcedureQuery的类下面
public static List<Account> getAccount(....)
{
em.getTransaction().begin();
StoredProcedureQuery spq = em.createNamedStoredProcedureQuery("getAccountMapping");
List CustomerRRDList = spq.getResultList();
em.getTransaction().commit();
}
我应该在哪里插入注释?怎么了
谢谢我尝试了这种方法,但当函数返回列表时,我不知道如何获取所有组件并将其插入列表:
StoredProcedureQuery storedProcedure = em.createStoredProcedureQuery("getAccountMapping");
// set parameters
storedProcedure.registerStoredProcedureParameter("in_route", String.class, ParameterMode.IN);
storedProcedure.registerStoredProcedureParameter("in_round", String.class, ParameterMode.IN);
storedProcedure.registerStoredProcedureParameter("name", String.class, ParameterMode.OUT);
storedProcedure.registerStoredProcedureParameter("address_1", String.class, ParameterMode.OUT);
storedProcedure.registerStoredProcedureParameter("address_2", String.class, ParameterMode.OUT);
[...........]
storedProcedure.setParameter( "in_route",routeCode);
storedProcedure.setParameter( "in_round",round);
storedProcedure.execute();
String name = (String)storedProcedure.getOutputParameterValue("name");
[.......]
System.out.println("TEST : "+name);
固定的。
我更改了代码:
public List<Account> getAccountFromStoreProcedure(EntityManager em, String routeCode, String round)
{
StoredProcedureQuery storedProcedure = em.createStoredProcedureQuery("getAccountFunction");
// set parameters
storedProcedure.registerStoredProcedureParameter("in_route", String.class, ParameterMode.IN);
storedProcedure.registerStoredProcedureParameter("in_round", String.class, ParameterMode.IN);
storedProcedure.setParameter( "in_route",routeCode);
storedProcedure.setParameter( "in_round",round);
storedProcedure.executeUpdate();
List<Object> objectList = storedProcedure.getResultList();
for (int i = 0; i< objectList.size(); i++) {
Account currAccount = new Account ((Object[]) objectList.get(i));
tmpList.add(currAccount);
System.out.println("currAccount : " + currAccount.toString()); }
}
您忘记了
@Entity
注释了吗?我尝试了使用和不使用@Entity
public List<Account> getAccountFromStoreProcedure(EntityManager em, String routeCode, String round)
{
StoredProcedureQuery storedProcedure = em.createStoredProcedureQuery("getAccountFunction");
// set parameters
storedProcedure.registerStoredProcedureParameter("in_route", String.class, ParameterMode.IN);
storedProcedure.registerStoredProcedureParameter("in_round", String.class, ParameterMode.IN);
storedProcedure.setParameter( "in_route",routeCode);
storedProcedure.setParameter( "in_round",round);
storedProcedure.executeUpdate();
List<Object> objectList = storedProcedure.getResultList();
for (int i = 0; i< objectList.size(); i++) {
Account currAccount = new Account ((Object[]) objectList.get(i));
tmpList.add(currAccount);
System.out.println("currAccount : " + currAccount.toString()); }
}
public Account (Object[] fromStoredProcedure) {
super();
this.name = (String)fromStoredProcedure[0];
this.address_1 = (String)fromStoredProcedure[1];
this.address_2 = (String)fromStoredProcedure[2];
}