package?c;

import?c.DBConn;
import?c.UserDao;

import?java.io.IOException;
import?java.io.PrintWriter;
import?java.sql.Connection;
import?java.sql.SQLException;

import?javax.servlet.ServletException;
import?javax.servlet.http.HttpServlet;
import?javax.servlet.http.HttpServletRequest;
import?javax.servlet.http.HttpServletResponse;

public?class?chart?extends?HttpServlet?{

	/**
	?*?Constructor?of?the?object.
	?*/
	public?chart（）?{
		super（）;
	}

	/**
	?*?The?doGet?method?of?the?servlet.?

	?*
	?*?This?method?is?called?when?a?form?has?its?tag?value?method?equals?to?get.
	?*?
	?*?@param?request?the?request?send?by?the?client?to?the?server
	?*?@param?response?the?response?send?by?the?server?to?the?client
	?*?@throws?ServletException?if?an?error?occurred
	?*?@throws?IOException?if?an?error?occurred
	?*/
	public?void?doGet（HttpServletRequest?request?HttpServletResponse?response）
			throws?ServletException?IOException?{

		doPost（requestresponse）;
	}

	/**
	?*?The?doPost?method?of?the?servlet.?

	?*
	?*?This?method?is?called?when?a?form?has?its?tag?value?method?equals?to?post.
	?*?
	?*?@param?request?the?request?send?by?the?client?to?the?server
	?*?@param?response?the?response?send?by?the?server?to?the?client
	?*?@throws?ServletException?if?an?error?occurred
	?*?@throws?IOException?if?an?error?occurred
	?*/
	public?void?doPost（HttpServletRequest?request?HttpServletResponse?response）
	throws?ServletException?IOException?{

String?basePath?=?this.getServletContext（）.getRealPath（“/“）;
		
		UserDao?userDao?=?new?UserDao（）;
		
		Connection?conn?=?null;
		
		conn?=?DBConn.getConn（）;
		
		String?strFlag?=?request.getParameter（“flag“）;
		
		try{
			
			if（“bar“.equals（strFlag））{
				
				userDao.createBar（request?response?basePath+“chart\\chartBar.jpg“）;
				
			}else?if（“pie“.equals（strFlag））{
				
				userDao.createPie（request?response?basePath+“chart\\chartPie.jpg“）;
				
			}
			
		}catch（Exception?e）{
			e.printStackTrace（）;
		}finally{
			if（conn?!=?null）{
				try?{
					conn.close（）;
				}?catch?（SQLException?e）?{
					e.printStackTrace（）;
				}
			}
		}
	}

}

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2019-01-12?11:10??s2\
?????文件????????6148??2019-01-12?11:10??s2\.DS_Store
?????目錄???????????0??2019-01-12?11:11??__MACOSX\
?????目錄???????????0??2019-01-12?11:11??__MACOSX\s2\
?????文件?????????120??2019-01-12?11:10??__MACOSX\s2\._.DS_Store
?????目錄???????????0??2012-11-19?20:42??s2\WebRoot\
?????文件?????????712??2012-11-19?08:27??s2\WebRoot\left.jsp
?????目錄???????????0??2019-01-12?11:11??__MACOSX\s2\WebRoot\
?????文件?????????172??2012-11-19?08:27??__MACOSX\s2\WebRoot\._left.jsp
?????文件?????????807??2012-11-19?08:27??s2\WebRoot\mainframe.jsp
?????文件?????????172??2012-11-19?08:27??__MACOSX\s2\WebRoot\._mainframe.jsp
?????文件????????1467??2012-11-19?08:27??s2\WebRoot\request.jsp
?????文件?????????172??2012-11-19?08:27??__MACOSX\s2\WebRoot\._request.jsp
?????文件????????1130??2012-11-19?08:27??s2\WebRoot\top.jsp
?????文件?????????172??2012-11-19?08:27??__MACOSX\s2\WebRoot\._top.jsp
?????文件?????????575??2012-11-19?08:27??s2\WebRoot\error.jsp
?????文件?????????172??2012-11-19?08:27??__MACOSX\s2\WebRoot\._error.jsp
?????文件????????1401??2012-11-19?08:27??s2\WebRoot\liu.jsp
?????文件?????????172??2012-11-19?08:27??__MACOSX\s2\WebRoot\._liu.jsp
?????目錄???????????0??2012-11-19?20:14??s2\WebRoot\file\
?????文件?????????285??2012-11-19?08:27??s2\WebRoot\file\agreement.txt
?????目錄???????????0??2019-01-12?11:11??__MACOSX\s2\WebRoot\file\
?????文件?????????172??2012-11-19?08:27??__MACOSX\s2\WebRoot\file\._agreement.txt
?????文件?????????172??2012-11-19?20:14??__MACOSX\s2\WebRoot\._file
?????文件????????3487??2012-11-19?08:27??s2\WebRoot\yonghu.jsp
?????文件?????????172??2012-11-19?08:27??__MACOSX\s2\WebRoot\._yonghu.jsp
?????文件????????1135??2012-11-19?08:27??s2\WebRoot\response1.jsp
?????文件?????????172??2012-11-19?08:27??__MACOSX\s2\WebRoot\._response1.jsp
?????目錄???????????0??2013-01-11?21:29??s2\WebRoot\chart\
?????文件?????????172??2013-01-11?21:29??__MACOSX\s2\WebRoot\._chart
?????文件????????2972??2012-11-19?08:27??s2\WebRoot\userupd.jsp
............此處省略150個(gè)文件信息