rolepoweraction.java

客户关系管理系统主要管理新老客户的一些信息并可以发现潜在客户

package com.qrsx.qrsxcrm.action;

import java.lang.reflect.InvocationTargetException;
import java.util.List;

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

import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;

import com.qrsx.qrsxcrm.dao.PowerDAO;
import com.qrsx.qrsxcrm.dao.RoleDAO;
import com.qrsx.qrsxcrm.form.RolePowerForm;
import com.qrsx.qrsxcrm.model.Power;
import com.qrsx.qrsxcrm.model.Role;

public class RolePowerAction extends BaseDispatchAction {
	/**
	 * 绑定权限信息,转到列表页面			//还没加入分页
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return
	 * @throws InvocationTargetException
	 * @throws IllegalAccessException
	 */
	@SuppressWarnings("unchecked")
	public ActionForward hangList(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
			throws IllegalAccessException, InvocationTargetException {
		
		PowerDAO pDao = new PowerDAO(Power.class);
		List<Power> list = pDao.findAll("from Power p");	//检索所有的权限
		
		request.setAttribute("powers", list);				
		
		RolePowerForm rolePowerForm = (RolePowerForm) form;
		String roleId = request.getParameter("id");
		rolePowerForm.setRoleId(roleId);						//将角色id设置到form中
		RoleDAO rDao = new RoleDAO(Role.class);
		Role role = (Role) rDao.findById(Role.class, roleId);	//根据角色id得到角色
		String[] powerIds = rDao.findPowersId(role);			// 得到该角色所有权限的Id

		rolePowerForm.setPowerIds(powerIds);					//把得到的角色权限id设置到form中

		return mapping.findForward("list");						
	}
	
	/**
	 * 保存绑定的权限信息
	 */
	public ActionForward save(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
			throws IllegalAccessException, InvocationTargetException {
		String[] powerIds=((RolePowerForm)form).getPowerIds();	//得到所选权限的编号
		String roleId=((RolePowerForm)form).getRoleId();			//得到角色编号
		
		//先删除角色的所有权限
		RoleDAO rdao=new RoleDAO(Role.class);
		Role role=(Role) rdao.findById(Role.class, roleId);	//得到角色
		rdao.deleteAllPowers(role);
		//再添加已得的权限
		rdao.addPowers(powerIds, role);
		
		return mapping.findForward("success");
	}
}