一个简单的EJB实例.用DB2连接.JSP页面.很好用.供大家学习

				package salesdb;
				/**
				 * Local interface for Enterprise Bean: Location
				 */
				public interface LocationLocal extends javax.ejb.EJBLocalObject {
					/**
					 * Get accessor for persistent attribute: city
					 */
					public java.lang.String getCity();
					/**
					 * Set accessor for persistent attribute: city
					 */
					public void setCity(java.lang.String newCity);
					/**
					 * Get accessor for persistent attribute: state
					 */
					public java.lang.String getState();
					/**
					 * Set accessor for persistent attribute: state
					 */
					public void setState(java.lang.String newState);
					/**
					 * Get accessor for persistent attribute: areacode
					 */
					public java.lang.String getAreacode();
					/**
					 * Set accessor for persistent attribute: areacode
					 */
					public void setAreacode(java.lang.String newAreacode);
				}