清单 1. Java Contact 类
package bcit.contacts;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.NamedQueries;
import javax.persistence.NamedQuery;
import javax.persistence.Table;
@Entity
@Table(name="contact")
@NamedQueries( {
@NamedQuery(name = "contact.findAll", query = "from Contact"),
@NamedQuery(name = "contact.getById", query =
"select c from Contact c where c.id = :id")
} )
public class Contact {
private static final long serialVersionUID = 123456789L;
public Contact() {
firstName = "N/A";
lastName = "N/A";
emailAddress = "N/A";
phoneNumber = "N/A";
}
public Contact(String first, String last, String email, String number) {
firstName = first;
lastName = last;
emailAddress = email;
phoneNumber = number;
}
@Id
@GeneratedValue(strategy = GenerationType.AUTO)
@Column(name = "id", nullable = false, updatable=false)
private long id;
@Column(name = "lastName", nullable = false, unique = false)
private String lastName;
@Column(name = "firstName", nullable = false, unique = false)
private String firstName;
@Column(name = "emailAddress", nullable = false, unique = false)
private String emailAddress;
@Column(name = "phoneNumber", nullable = false, unique = false)
private String phoneNumber;
public void setPhoneNumber(String number) { phoneNumber = number; }
public String getPhoneNumber() { return phoneNumber; }
public String getEmailAddress() { return emailAddress; }
public void setEmailAddress(String address) { emailAddress = address; }
public String getFirstName() { return firstName; }
public void setFirstName(String first) { firstName = first; }
public String getLastName() { return lastName; }
public void setLastName(String last) { lastName = last; }
public long getId() { return id; }
public void setId(long newId) { id = newId; }
@Override
public String toString() {
return id + " " + firstName + " " + lastName + " " + emailAddress
+ " " + phoneNumber;
}
}
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.NamedQueries;
import javax.persistence.NamedQuery;
import javax.persistence.Table;
@Entity
@Table(name="contact")
@NamedQueries( {
@NamedQuery(name = "contact.findAll", query = "from Contact"),
@NamedQuery(name = "contact.getById", query =
"select c from Contact c where c.id = :id")
} )
public class Contact {
private static final long serialVersionUID = 123456789L;
public Contact() {
firstName = "N/A";
lastName = "N/A";
emailAddress = "N/A";
phoneNumber = "N/A";
}
public Contact(String first, String last, String email, String number) {
firstName = first;
lastName = last;
emailAddress = email;
phoneNumber = number;
}
@Id
@GeneratedValue(strategy = GenerationType.AUTO)
@Column(name = "id", nullable = false, updatable=false)
private long id;
@Column(name = "lastName", nullable = false, unique = false)
private String lastName;
@Column(name = "firstName", nullable = false, unique = false)
private String firstName;
@Column(name = "emailAddress", nullable = false, unique = false)
private String emailAddress;
@Column(name = "phoneNumber", nullable = false, unique = false)
private String phoneNumber;
public void setPhoneNumber(String number) { phoneNumber = number; }
public String getPhoneNumber() { return phoneNumber; }
public String getEmailAddress() { return emailAddress; }
public void setEmailAddress(String address) { emailAddress = address; }
public String getFirstName() { return firstName; }
public void setFirstName(String first) { firstName = first; }
public String getLastName() { return lastName; }
public void setLastName(String last) { lastName = last; }
public long getId() { return id; }
public void setId(long newId) { id = newId; }
@Override
public String toString() {
return id + " " + firstName + " " + lastName + " " + emailAddress
+ " " + phoneNumber;
}
}
