bookcmpbean.java

java的一系列产品中包括jsme,jmse,j2ee,本文件提供j2ee实现的源代码.

package cmp;

import javax.ejb.EntityBean;
import javax.ejb.EntityContext;

public abstract class BookCMPBean implements EntityBean {

  public abstract String getAuthor();
  public abstract void setAuthor(String a);

  public abstract String getTitle();
  public abstract void setTitle(String t);

  public abstract String getPublisher();
  public abstract void setPublisher(String publisher);

  public abstract int getBookCode();
  public abstract void setBookCode(int cn);

  public abstract Student getStudent();
  public abstract void setStudent(Student s);
  
  private EntityContext ctx;

  public void setEntityContext(EntityContext c) {
    ctx = c;
  }

  public void unsetEntityContext() {
    ctx = null;
  }

  public BookPK ejbCreate(String author, String title, 
     String publisher,int bookCode) 
  {
    setAuthor(author);
    setTitle(title);
    setPublisher(publisher);
    setBookCode(bookCode);
    return null;
  }

  public void ejbPostCreate(String author, String title, 
       String publisher,int bookCode) {}
 
  public void ejbRemove() {}
  public void ejbLoad() {}
  public void ejbStore() {}  
  public void ejbActivate() {}
  public void ejbPassivate() {}   
}