Hello尝试通过接口从EJB模块中获取客户列表时遇到错误。 我的实体人说它无法加载。我试图用一个简单的方法来打招呼，它通过我的图层后端，合同（接口）和前端 - 这很好。
这是glassfish服务器上的例外：
WARNING: StandardWrapperValve[Controller]: Servlet.service() for servlet Controller threw exception
javax.ejb.EJBException: java.rmi.MarshalException: CORBA MARSHAL 1330446393 Maybe; nested exception is:
org.omg.CORBA.MARSHAL: WARNING: 00810057: Could not load class entities.Person vmcid: OMG minor code: 57 completed: Maybe
at contract._BankDataController_Wrapper.listCustomers(contract/_BankDataController_Wrapper.java)
at commands.ListCustomersCommand.execute(ListCustomersCommand.java:20)
at servlets.Controller.processRequest(Controller.java:59)
at servlets.Controller.doGet(Controller.java:88)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:687)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:790)
at org.apache.catalina.core.StandardWrapper.service(StandardWrapper.java:1682)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:318)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:160)
at org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:734)
at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:673)
at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:99)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:174)
at org.apache.catalina.connector.CoyoteAdapter.doService(CoyoteAdapter.java:357)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:260)
at com.sun.enterprise.v3.services.impl.ContainerMapper.service(ContainerMapper.java:188)
at org.glassfish.grizzly.http.server.HttpHandler.runService(HttpHandler.java:191)
at org.glassfish.grizzly.http.server.HttpHandler.doHandle(HttpHandler.java:168)
at org.glassfish.grizzly.http.server.HttpServerFilter.handleRead(HttpServerFilter.java:189)
at org.glassfish.grizzly.filterchain.ExecutorResolver$9.execute(ExecutorResolver.java:119)
at org.glassfish.grizzly.filterchain.DefaultFilterChain.executeFilter(DefaultFilterChain.java:288)
at org.glassfish.grizzly.filterchain.DefaultFilterChain.executeChainPart(DefaultFilterChain.java:206)
at org.glassfish.grizzly.filterchain.DefaultFilterChain.execute(DefaultFilterChain.java:136)
at org.glassfish.grizzly.filterchain.DefaultFilterChain.process(DefaultFilterChain.java:114)
at org.glassfish.grizzly.ProcessorExecutor.execute(ProcessorExecutor.java:77)
at org.glassfish.grizzly.nio.transport.TCPNIOTransport.fireIOEvent(TCPNIOTransport.java:838)
at org.glassfish.grizzly.strategies.AbstractIOStrategy.fireIOEvent(AbstractIOStrategy.java:113)
at org.glassfish.grizzly.strategies.WorkerThreadIOStrategy.run0(WorkerThreadIOStrategy.java:115)
at org.glassfish.grizzly.strategies.WorkerThreadIOStrategy.access$100(WorkerThreadIOStrategy.java:55)
at org.glassfish.grizzly.strategies.WorkerThreadIOStrategy$WorkerThreadRunnable.run(WorkerThreadIOStrategy.java:135)
at org.glassfish.grizzly.threadpool.AbstractThreadPool$Worker.doWork(AbstractThreadPool.java:564)
at org.glassfish.grizzly.threadpool.AbstractThreadPool$Worker.run(AbstractThreadPool.java:544)
at java.lang.Thread.run(Thread.java:744)
Caused by: java.rmi.MarshalException: CORBA MARSHAL 1330446393 Maybe; nested exception is:
org.omg.CORBA.MARSHAL: WARNING: 00810057: Could not load class entities.Person vmcid: OMG minor code: 57 completed: Maybe
at com.sun.corba.ee.impl.javax.rmi.CORBA.Util.mapSystemException(Util.java:266)
at com.sun.corba.ee.impl.presentation.rmi.StubInvocationHandlerImpl.privateInvoke(StubInvocationHandlerImpl.java:211)
at com.sun.corba.ee.impl.presentation.rmi.StubInvocationHandlerImpl.invoke(StubInvocationHandlerImpl.java:150)
at com.sun.corba.ee.impl.presentation.rmi.codegen.CodegenStubBase.invoke(CodegenStubBase.java:226)
at contract.__BankDataController_Remote_DynamicStub.listCustomers(contract/__BankDataController_Remote_DynamicStub.java)
... 33 more
Caused by: org.omg.CORBA.MARSHAL: WARNING: 00810057: Could not load class entities.Person vmcid: OMG minor code: 57 completed: Maybe
at com.sun.proxy.$Proxy201.couldNotFindClass(Unknown Source)
和我的实体人：
package entities;
import java.io.Serializable;
import java.util.ArrayList;
import java.util.Collection;
import javax.persistence.Basic;
import javax.persistence.CascadeType;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.FetchType;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.ManyToMany;
import javax.persistence.NamedQueries;
import javax.persistence.NamedQuery;
import javax.persistence.OneToMany;
import javax.persistence.OneToOne;
import javax.persistence.SequenceGenerator;
import javax.persistence.Table;
import javax.validation.constraints.NotNull;
import javax.validation.constraints.Size;
import javax.xml.bind.annotation.XmlRootElement;
import javax.xml.bind.annotation.XmlTransient;
@Entity
@Table(name = "PERSON")
@XmlRootElement
@NamedQueries({
@NamedQuery(name = "Person.findAll", query = "SELECT p FROM Person p"),
@NamedQuery(name = "Person.findById", query = "SELECT p FROM Person p WHERE p.id = :id"),
@NamedQuery(name = "Person.findByFirstname", query = "SELECT p FROM Person p WHERE p.firstname = :firstname"),
@NamedQuery(name = "Person.findByLastname", query = "SELECT p FROM Person p WHERE p.lastname = :lastname"),
@NamedQuery(name = "Person.findByEmail", query = "SELECT p FROM Person p WHERE p.email = :email"),
@NamedQuery(name = "Person.findByPhone", query = "SELECT p FROM Person p WHERE p.phone = :phone"),
@NamedQuery(name = "Person.findByCity", query = "SELECT p FROM Person p WHERE p.city = :city"),
@NamedQuery(name = "Person.findByZipcode", query = "SELECT p FROM Person p WHERE p.zipcode = :zipcode"),
@NamedQuery(name = "Person.findByStreet", query = "SELECT p FROM Person p WHERE p.street = :street"),
@NamedQuery(name = "Person.findByCountry", query = "SELECT p FROM Person p WHERE p.country = :country")})
public class Person implements Serializable {
private static final long serialVersionUID = 1L;
@Id
//@NotNull
@Basic(optional = false)
@Column(name = "ID")
@GeneratedValue(strategy = GenerationType.SEQUENCE, generator="seql")
@SequenceGenerator(name="seql", sequenceName = "PERSON_SEQ", initialValue = 1)
private Integer id;
@Basic(optional = false)
@NotNull
@Size(min = 1, max = 80)
@Column(name = "FIRSTNAME")
private String firstname;
@Basic(optional = false)
@NotNull
@Size(min = 1, max = 80)
@Column(name = "LASTNAME")
private String lastname;
// @Pattern(regexp="[a-z0-9!#$%&'*+/=?^_`{|}~-]+(?:\\.[a-z0-9!#$%&'*+/=?^_`{|}~-]+)*@(?:[a-z0-9](?:[a-z0-9-]*[a-z0-9])?\\.)+[a-z0-9](?:[a-z0-9-]*[a-z0-9])?", message="Invalid email")//if the field contains email address consider using this annotation to enforce field validation
@Basic(optional = false)
@NotNull
@Size(min = 1, max = 80)
@Column(name = "EMAIL")
private String email;
// @Pattern(regexp="^\\(?(\\d{3})\\)?[- ]?(\\d{3})[- ]?(\\d{4})$", message="Invalid phone/fax format, should be as xxx-xxx-xxxx")//if the field contains phone or fax number consider using this annotation to enforce field validation
@Size(max = 80)
@Column(name = "PHONE")
private String phone;
@Size(max = 80)
@Column(name = "CITY")
private String city;
@Size(max = 80)
@Column(name = "ZIPCODE")
private String zipcode;
@Size(max = 80)
@Column(name = "STREET")
private String street;
@Size(max = 80)
@Column(name = "COUNTRY")
private String country;
@OneToOne(cascade = CascadeType.ALL, mappedBy = "person")
private Employee employee;
@OneToMany(mappedBy = "owner")
private Collection<Account> accountCollection;
@Column(name = "PASSWORD")
private String password;
@ManyToMany(mappedBy = "personCollection", cascade = CascadeType.ALL, fetch=FetchType.EAGER )
private Collection<Groups> groupsCollection;
public Person() {
}
public Person(Integer id) {
this.id = id;
}
public void addGroup(Groups group){
if (groupsCollection == null){
groupsCollection= new ArrayList<>();
}
groupsCollection.add(group);
}
public void addAccount(Account account){
accountCollection.add(account);
}
public Person(Integer id, String firstname, String lastname, String email) {
this.id = id;
this.firstname = firstname;
this.lastname = lastname;
this.email = email;
}
public Person(String firstname, String lastname, String email, String phone, String city, String zipcode, String street, String country, String password) {
this.firstname = firstname;
this.lastname = lastname;
this.email = email;
this.phone = phone;
this.city = city;
this.zipcode = zipcode;
this.street = street;
this.country = country;
this.password = password;
}
public Integer getId() {
return id;
}
public void setId(Integer id) {
this.id = id;
}
public String getFirstname() {
return firstname;
}
public void setFirstname(String firstname) {
this.firstname = firstname;
}
public String getLastname() {
return lastname;
}
public void setLastname(String lastname) {
this.lastname = lastname;
}
public String getEmail() {
return email;
}
public void setEmail(String email) {
this.email = email;
}
public String getPhone() {
return phone;
}
public void setPhone(String phone) {
this.phone = phone;
}
public String getCity() {
return city;
}
public void setCity(String city) {
this.city = city;
}
public String getZipcode() {
return zipcode;
}
public void setZipcode(String zipcode) {
this.zipcode = zipcode;
}
public String getStreet() {
return street;
}
public void setStreet(String street) {
this.street = street;
}
public String getCountry() {
return country;
}
public void setCountry(String country) {
this.country = country;
}
public Employee getEmployee() {
return employee;
}
public void setEmployee(Employee employee) {
this.employee = employee;
}
@XmlTransient
public Collection<Account> getAccountCollection() {
return accountCollection;
}
public void setAccountCollection(Collection<Account> accountCollection) {
this.accountCollection = accountCollection;
}
@Override
public int hashCode() {
int hash = 0;
hash += (id != null ? id.hashCode() : 0);
return hash;
}
@Override
public boolean equals(Object object) {
// TODO: Warning - this method won't work in the case the id fields are not set
if (!(object instanceof Person)) {
return false;
}
Person other = (Person) object;
if ((this.id == null && other.id != null) || (this.id != null && !this.id.equals(other.id))) {
return false;
}
return true;
}
public String getPassword() {
return password;
}
public void setPassword(String password) {
this.password = password;
}
public Collection<Groups> getGroupsCollection() {
return groupsCollection;
}
public void setGroupsCollection(Collection<Groups> groupsCollection) {
this.groupsCollection = groupsCollection;
}
@Override
public String toString() {
return "Person{" + "id=" + id + ", firstname=" + firstname + ", lastname=" + lastname + ", email=" + email + ", phone=" + phone + ", city=" + city + ", zipcode=" + zipcode + ", street=" + street + ", country=" + country + ", employee=" + employee + ", accountCollection=" + accountCollection + ", password=" + password + ", groupsCollection=" + groupsCollection + '}';
}
}