isuserexist.java

Java开发的权限管理的例子

package org.artemis.right.command;

import java.util.Map;
import org.artemis.right.dao.UserDao;
import com.gsta.eshore.framework.jcf.Command;
import com.gsta.eshore.framework.util.AppUtils;

public class IsUserExist extends Command {
	private UserDao dao;
	public void setDao(UserDao dao) {
		this.dao = dao;
	}
    
	
	public void execute(Map params, Map response) throws Exception {
		if(AppUtils.isBlank(dao.findByName((String) params.get("name"))))
			response.put("resultBoolean",Boolean.FALSE);
		else
			response.put("resultBoolean",Boolean.TRUE);
	}


	public void fini() throws Exception {

	}

	public void init(String parameter) throws Exception {

	}

}