empdetailscontroller.java

JPA最好的

package com.ibm.dw.spring2.web;

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 com.ibm.dw.spring2.Employee;
import com.ibm.dw.spring2.EmployeeService;

public class EmpDetailsController extends AbstractCommandController{
    public EmpDetailsController() {
    	setCommandClass(EmployeeDetailsCommand.class);
    }
    
    
	private EmployeeService employeeService;
	public void setEmployeeService(EmployeeService employeeService) {
		this.employeeService = employeeService;
	}

	protected ModelAndView handle(HttpServletRequest req, 
			HttpServletResponse resp, Object cmd, BindException ex) throws Exception {
		EmployeeDetailsCommand ecmd = (EmployeeDetailsCommand) cmd;
		Employee emp = employeeService.findById(ecmd.getEmpID());
		return new ModelAndView("empdetails", "emp", emp);
		
	}
  
}