searchidcontroller.java

来自「Spring framework basic tutorial using Ja」· Java 代码 · 共 47 行

package tutorial.control;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.springframework.validation.BindException;
import org.springframework.web.servlet.ModelAndView;
import org.springframework.web.servlet.mvc.AbstractCommandController;

import tutorial.bean.InfoBean;
import tutorial.model.DBManager;

public class SearchIDController extends AbstractCommandController {
	DBManager dbManager = null;
	/**
	 * @param dbManager the dbManager to set
	 */
	public void setDbManager(DBManager dbManager) {
		this.dbManager = dbManager;
	}

	public SearchIDController(){
		setCommandClass(SearchIDCommand.class);
	}
	
	
	/* (non-Javadoc)
	 * @see org.springframework.web.servlet.mvc.AbstractCommandController#handleRequestInternal(javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse)
	 */


	@Override
	protected ModelAndView handle(HttpServletRequest arg0, HttpServletResponse arg1, Object arg2, BindException arg3) throws Exception {
		SearchIDCommand idCommand = (SearchIDCommand)arg2;				
		ModelAndView view = new ModelAndView("/tutorial/search");
		if (idCommand.getId() == null || idCommand.getId().equals("")){
			view.addObject("result", null);
		}else{
			InfoBean data =  dbManager.queryInfo(Integer.parseInt(idCommand.getId()));
			view.addObject("result", data);
			return view;
		}
		return view;
	}

}