inventorybean.java

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  /*
   * @author                        : Sujatha
   * @Version                       : 1.0
   *
   * Development Environment        : Oracle9i JDeveloper
   * Name of the File               : InventoryBean.java
   * Creation/Modification History  :
   *
   * Sujatha   11-Jan-2003      Created
   *
   */
  package oracle.otnsamples.vsm.entities;

  // EJB imports
  import javax.ejb.EntityBean;
  import javax.ejb.EntityContext;

  import oracle.otnsamples.vsm.services.InventoryException;

  /**
   * The CMP implementation bean for Inventory entity. ejbCreate() and
   * getter/setter methods for persistent fields and relational fields for the
   * bean. Generated by Oracle9i JDeveloper Tool.
   */
  public abstract class InventoryBean implements EntityBean {
    private EntityContext context;

    public String ejbCreate( String id, int quantity, int reorderLevel, int reorderQty )
                             throws javax.ejb.CreateException {
      setItemID( id );
      setQuantity( new Integer( quantity ) );
      setReorderLevel( new Integer(reorderLevel) );
      setReorderQty( new Integer(reorderQty) );

      return id;
    }

    public void ejbPostCreate( String id, int quantity, int reorderLevel, int reorderQty ) {
    }

    public String ejbCreate(  ) throws javax.ejb.CreateException {
      return null;
    }

    public void ejbPostCreate(  ) {
    }

    public void ejbActivate(  ) {
    }

    public void ejbLoad(  ) {
    }

    public void ejbPassivate(  ) {
    }

    public void ejbRemove(  ) {
    }

    public void ejbStore(  ) {
    }

    public void setEntityContext( EntityContext ctx ) {
      this.context = ctx;
    }

    public void unsetEntityContext(  ) {
      this.context = null;
    }

    public abstract String getItemID(  );

    public abstract void setItemID( String newItemID );

    public abstract Integer getQuantity(  );

    public abstract void setQuantity( Integer newQuantity );

    public void purchase( int quantity ) throws InventoryException {
      if ( getQuantity(  ).intValue(  ) < quantity ) {
        throw new InventoryException( "Out of stock" );

      } else {
        setQuantity( new Integer( getQuantity(  ).intValue(  ) - quantity ) );
      }
    }

  public abstract Integer getReorderLevel();

  public abstract void setReorderLevel(Integer newReorderLevel);

  public abstract Integer getReorderQty();

  public abstract void setReorderQty(Integer newReorderQty);
  }