saverolestouser.java

Java开发的权限管理的例子

package org.artemis.right.command;

import java.util.List;
import java.util.Map;
import org.artemis.right.common.ErrorCode;
import org.artemis.right.dao.RoleDao;
import org.artemis.right.model.UserRole;
import com.gsta.eshore.framework.jcf.Command;
import com.gsta.eshore.framework.jcf.JCFException;
import com.gsta.eshore.framework.util.AppUtils;

public class SaveRolesToUser extends Command
{
	private RoleDao dao;
	public void setDao(RoleDao dao) {
		this.dao = dao;
	}

	public void execute(Map params, Map response) throws Exception
	{
		List userRoles = (List) params.get("userRoles");
		if (checkPermissions(userRoles)) {
			String msg = "SaveFunctionsToRole PARAM_ERR ,userRoles is not validated!";
			throw new JCFException(ErrorCode.PARAMETER_ERROR, msg);
		}

			for(int i=0;i<userRoles.size();i++){
				UserRole userRole=(UserRole)userRoles.get(i);
				dao.save(userRole);
				if(i%50==0){
					dao.flush();
					dao.clear();
				}
			}
	
	}
	
	private boolean checkPermissions(List userRoles){
		return AppUtils.isBlank(userRoles);
			
	}
	
	public void fini() throws JCFException
	{
	}

	public void init(String arg0) throws JCFException
	{
	}

}