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📄 bbs_jsp.java

📁 简易的BBS,可以进行排行榜的查询,发布意见,建立一个新的主题
💻 JAVA
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package org.apache.jsp.bak;

import javax.servlet.*;
import javax.servlet.http.*;
import javax.servlet.jsp.*;
import java.sql.*;
import java.util.*;
import javax.servlet.*;
import javax.servlet.http.*;
import java.io.*;
import com.bbs.connect.DatabaseConnect;
import org.springframework.jdbc.core.JdbcTemplate;
import javax.sql.DataSource;

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

  private static java.util.Vector _jspx_dependants;

  private org.apache.jasper.runtime.TagHandlerPool _jspx_tagPool_c_forEach_var_items;
  private org.apache.jasper.runtime.TagHandlerPool _jspx_tagPool_c_if_test;

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

  public void _jspInit() {
    _jspx_tagPool_c_forEach_var_items = org.apache.jasper.runtime.TagHandlerPool.getTagHandlerPool(getServletConfig());
    _jspx_tagPool_c_if_test = org.apache.jasper.runtime.TagHandlerPool.getTagHandlerPool(getServletConfig());
  }

  public void _jspDestroy() {
    _jspx_tagPool_c_forEach_var_items.release();
    _jspx_tagPool_c_if_test.release();
  }

  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,
      			null, 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\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n<html>\r\n<head>\r\n<meta http-equiv=\"Content-Type\" content=\"text/html; charset=gb2312\">\r\n  <title>bbs主题</title>\r\n<script type=\"text/javascript\">\r\nfunction test(){\r\n  var content = document.getElementById(\"talkContent\").value;\r\n  if (content==null||content==\"\")\r\n  {\r\n    alert(\"发布内容为空!\");\r\n    return null;\r\n  }\r\n    document.bbsform.action=\"bbsreleaseservlet\";\r\n    document.bbsform.submit();\r\n}\r\n</script>\r\n<STYLE type=text/css>\r\n  .STYLE2{\r\n  FONT-WEIGHT:bold;FONT-SIZE:13px;COLOR:#0495e4;FONT-FAMILY:\r\n  &quot;\r\n  宋体\r\n  &quot;\r\n  , Arial\r\n  }\r\n</STYLE>\r\n</head>\r\n");

    String sql = "";
    int curPage = 0; //当前的页值。
    int maxPage=0; //最大的页数。
    int maxRowCount = 0; //最大的行数。
    int rowsPerPage = 10; //控制分页的行数。
    List list = new ArrayList();
    List TaxisResult = new ArrayList();
    //request.setCharacterEncoding("gb2312");
    String topicname=new String(request.getParameter("topicname").getBytes("ISO8859-1"),"GBK");//request.getParameter("topicname");
    String username=request.getParameter("accounts");
    if ((topicname!=null&&!"".equals(topicname))||(username!=null&&!"".equals(username)))
    {
      //topicname=new String(request.getParameter("topicname").getBytes("ISO8859-1"));
      request.getSession(true).setAttribute("topicname", topicname);
      request.getSession(true).setAttribute("accounts", username);
      try {
        sql = "";
        JdbcTemplate jt1 = new JdbcTemplate();
        DataSource ds1;
          sql =
          "select topicName,critiquePerson,critiqueTime,critiqueContent from dbo.bbstable  "
          +"where topicName ='"+topicname+"' order by critiqueTime";
          DatabaseConnect dbc1 = new DatabaseConnect();
          ds1 = dbc1.DatabaseConnect();
          jt1 = new JdbcTemplate(ds1);

          list = jt1.queryForList(sql);

          //初始化maxRowCount、maxPage
          if (list == null) {
            list = new ArrayList();
          }

          List taxisdatalist = new ArrayList(); //排序后的数据集
          List backresult = new ArrayList(); //返回页面数据
          List backmaxpage = new ArrayList(); //返回页面数据
          List backcurpage = new ArrayList(); //返回当前页
      if (list == null) list = new ArrayList();
      maxRowCount = list.size();
      if (maxRowCount % rowsPerPage == 0) {
        maxPage = maxRowCount / rowsPerPage;
      }
      else {
        maxPage = maxRowCount / rowsPerPage + 1;
      }
          backmaxpage.add(String.valueOf(maxPage));
          taxisdatalist=list;
          request.getSession(true).setAttribute("maxPage", maxPage);
          if (request.getParameter("page") != null) {
            curPage = Integer.parseInt(request.getParameter("page"));
          }
          if (taxisdatalist.size()>0)
          {
            if ( (curPage == 0 || curPage == 1) && taxisdatalist != null) {
              for (int i = 0; i < rowsPerPage; i++) {
                if (taxisdatalist.size() == (i + 1) || taxisdatalist.size() == 0) {
                  break;
                }
                if (taxisdatalist.get(i) != null) {
                  backresult.add(taxisdatalist.get(i));
                }
              }
              curPage = 1;
              backcurpage.add(String.valueOf(curPage));
              request.getSession(true).setAttribute("curpage", curPage);
            }
      if (curPage > 1 && taxisdatalist != null) {
        for (int i = 0; i < rowsPerPage; i++) {
          if (taxisdatalist.size()==((curPage-1) * rowsPerPage + i))
          break;
            if (taxisdatalist.get((curPage-1) * rowsPerPage + i) != null)
            backresult.add(taxisdatalist.get((curPage-1) * rowsPerPage + i));
        }
        if (request.getParameter("page")!=null)
        {
          curPage = Integer.parseInt(request.getParameter("page"));
        }
        request.getSession(true).setAttribute("curpage", curPage);

      }
          }
          request.getSession(true).setAttribute("backresult", backresult);
          request.getSession(true).setAttribute("topicname", topicname);

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