我正在使用Maven和Netbeans运行JAVA EE应用程序
显然我的专栏"电子邮件"没有被发现?我做错了什么?
这是在我的实体类Customers
中package com.mycompany.carsales;
import java.io.Serializable;
import java.util.List;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.*;
@Entity
public class Customer implements Serializable {
private static final long serialVersionUID = 1L;
@Id
@GeneratedValue(strategy = GenerationType.AUTO)
private Long id ;
private String firstName;
private String lastName;
private String email; //email address
private String phone; //phone number
@JoinColumn(name="order_of")
@OneToMany (cascade = {CascadeType.PERSIST, CascadeType.REMOVE})
private List<CustomerTransaction> customerT;
public List<CustomerTransaction> getCustomerT() {
return customerT;
}
public void setCustomerT(List<CustomerTransaction> customerT) {
this.customerT = customerT;
}
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 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 Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}
@Override
public String toString() {
return "com.mycompany.carsales.Customer[ id=" + id + " ]";
}
} 这是在我的主要
package com.mycompany.carsales;
import javax.persistence.EntityManager;
import javax.persistence.EntityManagerFactory;
import javax.persistence.EntityTransaction;
import javax.persistence.Persistence;
import com.mycompany.carsales.Customer;
import java.util.ArrayList;
import java.util.Date;
import javax.persistence.*;
/**
*
* @author carlos
*/
public class Main {
public static void main (String[] args){
// Gets an entity manager and a transaction
Cars car = new Cars(); //creating Games object and passing values to all it
car.setBrand("Toyota");
car.setDescription("Manual, Red color");
car.setType("Truck");
car.setcYear("2014");
Automobile auto = new Automobile();
auto.setPrice(20000);
auto.setPlate("88PLATE");
CustomerTransaction transaction1 = new CustomerTransaction(); //first CustomerOrder object with Games object passed in
transaction1.setCarPlate(auto.getPlate());
transaction1.setCarPrice(auto.getPrice());
transaction1.setTransactionID(auto.getId());
transaction1.setBuyDate(new Date());
CustomerTransaction transaction2 = new CustomerTransaction(); //first CustomerOrder object with Games object passed in
transaction2.setCarPlate(auto.getPlate());
transaction2.setCarPrice(auto.getPrice());
transaction2.setTransactionID(auto.getId());
transaction2.setBuyDate(new Date());
ArrayList<CustomerTransaction> tList = new ArrayList(); //The arrayList is created
tList.add(transaction1); //here the previous orders are added one by one
tList.add(transaction2);
Customer customer = new Customer();
customer.setFirstName("Homer");
customer.setLastName("Simpson");
customer.setEmail("Homer.Simpson@fakeemail.com");
customer.setPhone("0404944165");
customer.setCustomerT(tList);
EntityManagerFactory emf = Persistence.createEntityManagerFactory("MyPU");
EntityManager em = emf.createEntityManager(); //creation of Entity manager
EntityTransaction tx = em.getTransaction(); //beginning the Entity Transaction
tx.begin();
//persistence performed
em.persist(auto);
em.persist(customer);
//commiting transaction and closing Manager
tx.commit();
em.close();
emf.close();
System.out.println("Persistance is successfull");
}
}
我的持久性xml
<?xml version="1.0" encoding="UTF-8"?>
<persistence version="2.1" xmlns="http://xmlns.jcp.org/xml/ns/persistence" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/persistence http://xmlns.jcp.org/xml/ns/persistence/persistence_2_1.xsd">
<persistence-unit name="MyPU" transaction-type="RESOURCE_LOCAL">
<provider>org.eclipse.persistence.jpa.PersistenceProvider</provider>
<class>com.mycompany.carsales.Customer</class>
<class>com.mycompany.carsales.Cars</class>
<class>com.mycompany.carsales.Automobile</class>
<class>com.mycompany.carsales.CustomerTransaction</class>
<properties>
<property name="javax.persistence.jdbc.url" value="jdbc:derby://localhost:1527/Cars;create=true"/>
<property name="javax.persistence.jdbc.password" value="app"/>
<property name="javax.persistence.jdbc.driver" value="org.apache.derby.jdbc.ClientDriver"/>
<property name="javax.persistence.jdbc.user" value="app"/>
<property name="eclipselink.ddl-generation" value="create-tables"/>
</properties>
</persistence-unit>
</persistence>