manageindentlist.java

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/*
 * 创建日期 2005-3-11
 *
 * TODO 要更改此生成的文件的模板，请转至
 * 窗口 － 首选项 － Java － 代码样式 － 代码模板
 */
package store;

import java.io.IOException;
import java.io.*;
import java.util.Vector;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

/**
 * @author wwx
 *
 * TODO 要更改此生成的类型注释的模板，请转至
 * 窗口 － 首选项 － Java － 代码样式 － 代码模板
 */
public class ManageIndentList extends HttpServlet {
	static final private String CONTENT_TYPE = "text/html; charset=GBK";

	protected void doGet(HttpServletRequest request,
			HttpServletResponse response) throws ServletException, IOException {
		//TODO Method stub generated by Lomboz
		boolean flag = false;
		String action = request.getParameter("action");
		IndentList indentlist = new IndentList();
		
		if(action.equals("Delete"))
		{
			try
			{
				request.setAttribute("field","indentno");
				request.setAttribute("keyword", request.getParameter("indentno"));
				indentlist.DelIndentList(request);
			}
			catch(Exception e)
			{
		  		flag = true;
		  		HttpSession httpsession = request.getSession(true);
		  		httpsession.setAttribute("servleterror",e.getMessage());
			}
		}
		else if(!action.equals("List"))
		{
			flag = true;
			HttpSession httpsession = request.getSession(true);
	  		httpsession.setAttribute("servleterror","Your operate was error!<br>");
		}
		
		if (!flag)
	  	{
			if(action.equals("List"))
			{
			    request.setAttribute("field", "indentno");
			    request.setAttribute("keyword", request.getParameter("indentno"));
			    indentlist = new IndentList();
			    Vector vector = new Vector();
			    try
				{
			    	vector = indentlist.LoadIndentList(request);
				}
			    catch(Exception e)
				{
			  		flag = true;
			  		HttpSession httpsession = request.getSession(true);
			  		httpsession.setAttribute("servleterror",e.getMessage());
				}
			    
			    if (!flag)
			    {
			    	response.setContentType(CONTENT_TYPE);
				    PrintWriter out = response.getWriter();
				    out.println("<table border='1'>");
			    	out.println("<tr>");
			    	out.println("<td>IndentNO</td>");
			    	out.println("<td>ISBN</td>");
			    	out.println("<td>GetAmount</td>");
			    	out.println("</tr>");
				    for(int i=0; i<vector.size(); i++)
				    {
				    	indentlist = (IndentList) vector.elementAt(i);
				    	out.println("<tr>");
				    	out.println("<td>" + indentlist.GetIndentNO() + "</td>");
				    	out.println("<td>" + indentlist.GetISBN() + "</td>");
				    	out.println("<td>" + indentlist.GetAmount() + "</td>");
				    	out.println("</tr>");
				    }
				    out.println("</table>");
			    }
			    else
			  	{
			  		response.sendRedirect("../errorpage.jsp");
			  	}
			}
			else
			{
				//response.sendRedirect("../manage/managebook.jsp");
			}
	  	}
	  	else
	  	{
	  		response.sendRedirect("../errorpage.jsp");
	  	}
	}
}