powerroleeditaction.java

Struts_Spring_Hibernate实现的基于RBAC的权限管理系统

/*
 * Generated by MyEclipse Struts
 * Template path: templates/java/JavaClass.vtl
 */
package com.xaccp.struts.action;

import java.util.HashSet;
import java.util.Set;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;

import com.xaccp.biz.po.Power;
import com.xaccp.biz.po.Role;
import com.xaccp.biz.po.RolePower;
import com.xaccp.biz.po.User;
import com.xaccp.biz.po.UserPower;
import com.xaccp.biz.po.UserRole;
import com.xaccp.biz.service.PowerService;
import com.xaccp.struts.form.PowerRoleEditForm;
import com.xaccp.struts.form.PowerUserEditForm;
import com.xaccp.util.PowerConstants;
import com.xaccp.util.PowerUtil;

public class PowerRoleEditAction extends Action {
	private PowerService powerService;
	
	public PowerService getPowerService() {
		return powerService;
	}

	public void setPowerService(PowerService powerService) {
		this.powerService = powerService;
	}

	public ActionForward execute(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		
		PowerRoleEditForm f = (PowerRoleEditForm) form;
		
		if (f.getId()==0) {
			PowerUtil.assertUserInPower(request, PowerConstants.POWER_ADD_ROLE);
		} else {
			PowerUtil.assertUserInPower(request, PowerConstants.POWER_EDIT_ROLE);
		}
		
		Role role = editRoleByForm(f);
		
		powerService.saveRole(role);
		
		return mapping.findForward("ok");
	}
	

	private Role editRoleByForm(PowerRoleEditForm f) {
		
		Role role = null;
		if (f.getId()==0) {
			//如果id说明为新建角色
			role = new Role();
		}
		else {
			//查出旧的role对象
			role = powerService.findRoleById(f.getId());
		}
		
		//修改角色名称,描述,父类
		role.setName(f.getName());
		role.setDesc(f.getDesc());
		if (f.getFatherId()==0) {
			role.setTblRole(null);
		}
		else {
			role.setTblRole(powerService.findRoleById(f.getFatherId()));
		}
		
		//构建新的权限集合
		Set rolePowers = new HashSet();
		for (int i = 0; f.getPowerStates()!=null && i < f.getPowerStates().length; i++) {
			//如果权限的状态为2,即默认状态则不处理
			if (f.getPowerStates()[i]!=2) {
				Power power = powerService.findPowerById(f.getPowerIds()[i]);
				RolePower rolePower = new RolePower(power, role, f.getPowerStates()[i]);
				rolePowers.add(rolePower);
			}
		}
		role.getTblRolePowers().clear();
		role.getTblRolePowers().addAll(rolePowers);
		
		return role;
	}	
}