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📄 classstuinfo_jsp.java

📁 学生信息管理系统简单实现 可以简单得实现现阶段学生信息得增加 修改 删除 查看
💻 JAVA
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package org.apache.jsp;

import javax.servlet.*;
import javax.servlet.http.*;
import javax.servlet.jsp.*;
import java.sql.*;
import sms.db.*;
import sms.bean.*;
import java.util.*;

public final class classStuInfo_jsp extends org.apache.jasper.runtime.HttpJspBase
    implements org.apache.jasper.runtime.JspSourceDependent {

  private static java.util.Vector _jspx_dependants;

  public java.util.List getDependants() {
    return _jspx_dependants;
  }

  public void _jspService(HttpServletRequest request, HttpServletResponse response)
        throws java.io.IOException, ServletException {

    JspFactory _jspxFactory = null;
    PageContext pageContext = null;
    HttpSession session = null;
    ServletContext application = null;
    ServletConfig config = null;
    JspWriter out = null;
    Object page = this;
    JspWriter _jspx_out = null;
    PageContext _jspx_page_context = null;


    try {
      _jspxFactory = JspFactory.getDefaultFactory();
      response.setContentType("text/html; charset=gb2312");
      pageContext = _jspxFactory.getPageContext(this, request, response,
      			"errorPage.jsp", true, 8192, true);
      _jspx_page_context = pageContext;
      application = pageContext.getServletContext();
      config = pageContext.getServletConfig();
      session = pageContext.getSession();
      out = pageContext.getOut();
      _jspx_out = out;

      out.write("\r\n");
      out.write("\r\n");

  request.setCharacterEncoding("gb2312");
  String commitFlag = request.getParameter("queryButton");
  ArrayList aList = null;
  String classId= null;
  if (commitFlag != null ) {
    StudentBean stuBean = new StudentBean();
    classId = request.getParameter("classId");
    if (classId == null || classId.equals("")) {

      out.write("\r\n");
      out.write("<script language=\"javascript\" type=\"\">\r\n");
      out.write("    alert('请输入班级编号!');\r\n");
      out.write("    </script>\r\n");

  } else {
    aList = stuBean.queryClassStudents(classId);
    if(aList == null || aList.size()  <= 0){

      out.write("\r\n");
      out.write("<script language=\"javascript\" type=\"\">\r\n");
      out.write("    alert('没有该班级学生信息!');\r\n");
      out.write("    </script>\r\n");

    }
  }
  }

      out.write("\r\n");
      out.write("<html>\r\n");
      out.write("<head>\r\n");
      out.write("<meta http-equiv=\"Content-Type\" content=\"text/html; charset=gb2312\">\r\n");
      out.write("<title>班级学生信息查询</title>\r\n");
      out.write("<link href=\"css/style.css\" rel=\"stylesheet\" type=\"text/css\">\r\n");
      out.write("<style type=\"text/css\">\r\n");
      out.write("<!--\r\n");
      out.write("body {\r\n");
      out.write("\tbackground-color: #CCCCCC;\r\n");
      out.write("}\r\n");
      out.write("-->\r\n");
      out.write("</style></head>\r\n");
      out.write("<body>\r\n");
      out.write("<table width=\"100%\" border=\"0\" align=\"center\">\r\n");
      out.write("  <tr>\r\n");
      out.write("    <td height=\"32\">查询班级学生信息</td>\r\n");
      out.write("  </tr>\r\n");
      out.write("  <tr>\r\n");
      out.write("    <td height=\"44\" bgcolor=\"#999999\">\r\n");
      out.write("      <form name=\"form1\" method=\"post\" action=\"\">\r\n");
      out.write("      <input type=\"hidden\" name=\"commitFlag\" value=\"submit\">\r\n");
      out.write("      <table width=\"100%\" border=\"0\">\r\n");
      out.write("        <tr>\r\n");
      out.write("          <td width=\"26%\" height=\"25\" align=\"right\">要查询的班级号:</td>\r\n");
      out.write("          <td width=\"32%\">\r\n");
      out.write("            <input name=\"classId\" type=\"text\" value=\"");
      out.print(classId==null?"":classId);
      out.write("\" class=\"text1\">\r\n");
      out.write("          </td>\r\n");
      out.write("          <td width=\"22%\">\r\n");
      out.write("            <input name=\"queryButton\" type=\"submit\" class=\"button1\" value=\"提交\">\r\n");
      out.write("          </td>\r\n");
      out.write("          <td width=\"20%\">&nbsp;</td>\r\n");
      out.write("        </tr>\r\n");
      out.write("      </table>\r\n");
      out.write("      </form>\r\n");
      out.write("    </td>\r\n");
      out.write("  </tr>\r\n");
      out.write("  <tr>\r\n");
      out.write("    <td height=\"346\" align=\"center\" valign=\"top\">\r\n");
      out.write("      <table width=\"100%\" border=\"1\" bordercolorlight= #C1A4F4  borderColorDark=#ffffff cellPadding=0 cellSpacing=0>\r\n");
      out.write("        <tr>\r\n");
      out.write("          <th width=\"16%\" scope=\"col\" height=\"23\">学号</th>\r\n");
      out.write("          <th width=\"20%\" scope=\"col\">姓名</th>\r\n");
      out.write("          <th width=\"17%\" scope=\"col\">性别</th>\r\n");
      out.write("          <th width=\"18%\" scope=\"col\">籍贯</th>\r\n");
      out.write("          <th width=\"15%\" scope=\"col\">学院</th>\r\n");
      out.write("          <th width=\"14%\" scope=\"col\">年龄</th>\r\n");
      out.write("        </tr>\r\n");
      out.write("      ");

        if (aList != null && aList.size() > 0) {
          StudentBean stuBean2 = new StudentBean();
          for (int i = 0; i < aList.size(); i++) {
            stuBean2 = (StudentBean) aList.get(i);
      
      out.write("\r\n");
      out.write("        <tr>\r\n");
      out.write("          <td align=\"center\">");
      out.print(stuBean2.getStudentId());
      out.write("          </td>\r\n");
      out.write("          <td align=\"center\">");
      out.print(stuBean2.getName());
      out.write("          </td>\r\n");
      out.write("          <td align=\"center\">");
      out.print(stuBean2.getSex().equals("1")?"男":"女");
      out.write("          </td>\r\n");
      out.write("          <td align=\"center\">");
      out.print(stuBean2.getComeFrom());
      out.write("          </td>\r\n");
      out.write("          <td align=\"center\">");
      out.print(stuBean2.getCollegeName());
      out.write("          </td>\r\n");
      out.write("          <td align=\"center\">");
      out.print(stuBean2.getAge());
      out.write("          </td>\r\n");
      out.write("        </tr>\r\n");
      out.write("      ");

        }
        }
      
      out.write("\r\n");
      out.write("      </table>\r\n");
      out.write("    </td>\r\n");
      out.write("  </tr>\r\n");
      out.write("  <tr>\r\n");
      out.write("    <td height=\"18\">&nbsp;</td>\r\n");
      out.write("  </tr>\r\n");
      out.write("</table>\r\n");
      out.write("</body>\r\n");
      out.write("</html>\r\n");
    } catch (Throwable t) {
      if (!(t instanceof SkipPageException)){
        out = _jspx_out;
        if (out != null && out.getBufferSize() != 0)
          out.clearBuffer();
        if (_jspx_page_context != null) _jspx_page_context.handlePageException(t);
      }
    } finally {
      if (_jspxFactory != null) _jspxFactory.releasePageContext(_jspx_page_context);
    }
  }
}

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