dbinitplugin.java

基于struts框架编写的在线考试系统

package examonline.struts;

import javax.servlet.*;

import org.apache.struts.action.*;
import org.apache.struts.config.*;
import examonline.utils.Constants;
import javax.sql.DataSource;
import examonline.service.ManagerFactory;
import examonline.service.DBManager;


public class DBInitPlugIn implements PlugIn
{
  public DBInitPlugIn()
  {
  }

  /**
   * destroy
   *
   * @todo Implement this org.apache.struts.action.PlugIn method
   */
  public void destroy()
  {
  }

  /**
   * init
   *
   * @param actionServlet ActionServlet
   * @param moduleConfig ModuleConfig
   * @throws ServletException
   * @todo Implement this org.apache.struts.action.PlugIn method
   */
  public void init(ActionServlet actionServlet, ModuleConfig moduleConfig) throws
      ServletException
  {
    ServletContext context = actionServlet.getServletContext();
    DataSource dataSource =(DataSource)context.getAttribute(Constants.DATASOURCE_KEY);
    DBManager dm= ManagerFactory.getDBManager();
    dm.init(dataSource);
  }
}