package apusic.myshop.category.ejb;import java.rmi.RemoteException;import javax.naming.InitialContext;import javax.naming.Context;import javax.naming.NamingException;import javax.ejb.EntityBean;import javax.ejb.EntityContext;import javax.ejb.EJBException;import javax.ejb.FinderException;import javax.ejb.CreateException;import javax.ejb.RemoveException;import javax.ejb.DuplicateKeyException;public class CategoryEJB implements EntityBean {  public String catId;  public String name;  public String descn;  private EntityContext initCtx;  protected transient boolean dirty = false;  public void ejbActivate() {    //  }  public void ejbPassivate() {    //  }  public void ejbLoad() throws RemoteException {    setDirty(false);  }  public void ejbStore() {    setDirty(false);  }  public void ejbRemove() throws RemoveException {    //  }  private void setDirty(boolean flag) {    dirty = flag;  }  public boolean isModified() {    return dirty;  }  public void setEntityContext(EntityContext ctx) {    initCtx = ctx;  }  public void unsetEntityContext() {    initCtx = null;  }  public CategoryPK ejbCreate(String catId, String name, String descn)    throws CreateException {    this.catId = catId;    this.name = name;    this.descn = descn;    return null;  }  public void ejbPostCreate(String catId, String name, String descn){}  public String getCatId() {    return catId;  }  public String getName() {    return name;  }  public String getDescn() {    return descn;  }  public void setCatId(String catId) {    this.catId = catId;    setDirty(true);  }  public void setName(String name) {    this.name = name;    setDirty(true);  }  public void setDescn(String descn) {    this.descn = descn;    setDirty(true);  }}