basebusinessobject.java

基于servlet/xml开发的网上书店 下载有需写web.xml配置

package netstore.businessobjects;

/**
 * An abstract super class that many business objects will extend.
 */
abstract public class BaseBusinessObject implements java.io.Serializable {
  private Long id;
  private Integer version;

  public BaseBusinessObject(){}

  public BaseBusinessObject(Integer version){
    this.version=version;
  }

  public Long getId() {
    return id;
  }

  protected void setId(Long id) {
    this.id = id;
  }

  public Integer getVersion() {
        return this.version;
  }

  public void setVersion(Integer version) {
        this.version = version;
  }

}