?? studentejb.java
字號:
//實現Student的具體功能
package enroll.ejb;
import java.util.*;
import javax.ejb.*;
public class StudentEJB implements EntityBean{
public String student_id;
public String name;
private EntityContext context;
public void setEntityContext(EntityContext context){
this.context = context;
}
public void unsetEntityContext(){
context = null;
}
public String ejbCreate(
String student_id, String name)
throws DuplicateKeyException, CreateException{
this.student_id = student_id;
this.name=name;
return null;
}
public void ejbPostCreate(
String student_id, String name){
}
public void setName(String name){
this.name = name;
}
public String getName(){
return name;
}
public void ejbLoad(){
}
public void ejbStore(){
}
public void ejbActivate(){
student_id = (String)context.getPrimaryKey();
}
public void ejbPassivate(){
student_id = null;
name = null;
}
public void ejbRemove(){
}
}
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