public class Person implements Serializable
{
@Id
@GeneratedValue(strategy = GenerationType.AUTO)
@Column(name = "id")
private long id;
@OneToMany(targetEntity=PersonHouse.class , mappedBy="person" ,
cascade=CascadeType.ALL , fetch=FetchType.LAZY )
@MapKey(name="house")
private Map<String , PersonHouse> houseMap;
}
public class PersonHouse implements Serializable
{
@Id
@GeneratedValue(strategy = GenerationType.AUTO)
@Column(name = "id")
private long id;
@ManyToOne
@JoinColumn(name="personId" , insertable=false , updatable=false)
private Person person;
}
The simple @OneToMany bi-directional Map works fine in Hibernate , but has
such error with Amber :
com.caucho.amber.AmberRuntimeException: java.lang.NoSuchMethodException:
foo.PersonHouse.this.__caucho_super_get_id()()
at
com.caucho.amber.AmberRuntimeException.create(AmberRuntimeException.java:70)
at foo.Person.__caucho_get_houseMap(Person.java)
at foo.Person.getHouseMap(Person.java:232)
at foo.HelloServlet.doGet(HelloServlet.java:46)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:119)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:96)
at
com.caucho.server.dispatch.ServletFilterChain.doFilter(ServletFilterChain.java:109)
at
com.caucho.server.webapp.WebAppFilterChain.doFilter(WebAppFilterChain.java:183)
at
com.caucho.server.webapp.AccessLogFilterChain.doFilter(AccessLogFilterChain.java:103)
at
com.caucho.server.dispatch.ServletInvocation.service(ServletInvocation.java:286)
at
com.caucho.server.http.HttpRequest.handleRequest(HttpRequest.java:780)
at
com.caucho.server.connection.TcpConnection.dispatchRequest(TcpConnection.java:600)
at
com.caucho.server.connection.TcpConnection.handleRequestsImpl(TcpConnection.java:566)
at
com.caucho.server.connection.TcpConnection.handleRequests(TcpConnection.java:519)
at
com.caucho.server.connection.TcpConnection$AcceptTask.doTask(TcpConnection.java:1100)
at
com.caucho.server.connection.TcpConnection$ConnectionReadTask.runThread(TcpConnection.java:1037)
at
com.caucho.server.connection.TcpConnection$AcceptTask.run(TcpConnection.java:1068)
at com.caucho.util.ThreadPool$PoolThread.runTasks(ThreadPool.java:901)
at com.caucho.util.ThreadPool$PoolThread.run(ThreadPool.java:866)
Caused by: java.lang.NoSuchMethodException:
foo.PersonHouse.this.__caucho_super_get_id()()
at java.lang.Class.getDeclaredMethod(Class.java:1937)
... 18 more
BTW , targetEntity is skippable in Hibernate , but seems indispensable in
Amber .
Is it imperative in JPA spec ?
Resin 4.0.4
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