cdimpl.java

主要是对串口驱动的的一些控制源码！！！ 在下载javacomm20-win32.zip后就可以使用。

/**
 * $Log: CDImpl.java,v $
 * Revision 1.1  2003/01/16 13:06:51  mwulff
 * initial version
 *
 * Revision 1.1  2002/12/09 18:02:19  mwulff
 * initial version
 *
 */
package de.fhm.jkf.test.sv;

import java.rmi.RemoteException;

import javax.ejb.CreateException;
import javax.ejb.EJBException;
import javax.ejb.EntityBean;
import javax.ejb.EntityContext;
import javax.ejb.RemoveException;

/**
 * @author	marten wulff
 * 
 * * <br><br><center><table border="1" width="80%"><hr>
 * <strong><a href="http://jkf.sourceforge.net">The JKF Project</a></strong>
 * <p>
 * Copyright (C) 2002 by Marten Wulff
 * <p>
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 * <p>
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 * <p>
 * You should have received a copy of the <a href="http://www.gnu.org/copyleft/lesser.html">
 * GNU Lesser General Public License</a> along with this library; if not, write to
 * the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 * MA  02111-1307  USA
 * <hr></table></center>
 */
public abstract class CDImpl implements EntityBean {

	private EntityContext context = null;

	public Integer ejbCreate(
		Integer id,
		String genre,
		String title,
		Float price,
		String artist)
		throws CreateException {

		setId(id);
		setGenre(genre);
		setTitle(title);
		setPrice(price);
		setArtist(artist);

		// cmp
		return null;
	}

	public void ejbPostCreate(
		Integer id,
		String genre,
		String title,
		Float price,
		String artist) {
	}

	/* (non-Javadoc)
	 * @see javax.ejb.EntityBean#setEntityContext(EntityContext)
	 */
	public void setEntityContext(EntityContext arg0)
		throws EJBException, RemoteException {

		context = arg0;
	}

	/* (non-Javadoc)
	 * @see javax.ejb.EntityBean#unsetEntityContext()
	 */
	public void unsetEntityContext() throws EJBException, RemoteException {
		context = null;
	}

	/* (non-Javadoc)
	 * @see javax.ejb.EntityBean#ejbRemove()
	 */
	public void ejbRemove()
		throws RemoveException, EJBException, RemoteException {
	}

	/* (non-Javadoc)
	 * @see javax.ejb.EntityBean#ejbActivate()
	 */
	public void ejbActivate() throws EJBException, RemoteException {
	}

	/* (non-Javadoc)
	 * @see javax.ejb.EntityBean#ejbPassivate()
	 */
	public void ejbPassivate() throws EJBException, RemoteException {
	}

	/* (non-Javadoc)
	 * @see javax.ejb.EntityBean#ejbLoad()
	 */
	public void ejbLoad() throws EJBException, RemoteException {
	}

	/* (non-Javadoc)
	 * @see javax.ejb.EntityBean#ejbStore()
	 */
	public void ejbStore() throws EJBException, RemoteException {
	}

	/**
	 * Returns the artist.
	 * @return String
	 */
	public abstract String getArtist();

	/**
	 * Returns the genre.
	 * @return String
	 */
	public abstract String getGenre();

	/**
	 * Returns the id.
	 * @return Integer
	 */
	public abstract Integer getId();

	/**
	 * Returns the price.
	 * @return float
	 */
	public abstract Float getPrice();

	/**
	 * Returns the title.
	 * @return String
	 */
	public abstract String getTitle();

	/**
	 * Sets the artist.
	 * @param artist The artist to set
	 */
	public abstract void setArtist(String artist);

	/**
	 * Sets the genre.
	 * @param genre The genre to set
	 */
	public abstract void setGenre(String genre);

	/**
	 * Sets the id.
	 * @param id The id to set
	 */
	public abstract void setId(Integer id);

	/**
	 * Sets the price.
	 * @param price The price to set
	 */
	public abstract void setPrice(Float price);

	/**
	 * Sets the title.
	 * @param title The title to set
	 */
	public abstract void setTitle(String title);
	
}