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//index.jsp 改进了的实现分类查询的默认页面 <%@ page contentType="text/html;charset=big5"%> <%@ include file="articleconn1.jsp"%><% String types=request.getParameter("types");if(types==null)types="null"; String query=null;String sqlname=null; %><html><head><meta http-equiv="Content-Type" content="text/html; charset=big5"><title>信息查??系靳</title> <script> function openwin(id){ window.open("view.jsp?id="+id,"","height=450,width=550,resizable=yes,scrollbars=yes,status=no,toolbar=no,menubar=no,location=no");} </script><link rel="stylesheet" href="css/style.css"></head> <body bgcolor="#FFFFFF" topmargin="0" leftmargin="0" marginwidth="0" marginheight="0"><table width="609" border="0" cellspacing="0" cellpadding="0" align="center"> <tr> <td> <div align="center"><img src="images/TITLE.jpg" width="587" height="174"></div> </td> </tr></table> <center>分??查看信息:<a href="index.jsp?types=mp3">>>mp3</a> <a href="index.jsp?types=notebook">>>notebook</a> <a href="index.jsp?types=pc">>>computer</a> <a href="index.jsp?types=mobile phone">>>mobile phone</a> </center><div align="center"></div><table width="607" cellpadding="0" cellspacing="0" align="center"> <tr> <td colspan="3" height="117"> <table border="1" width="100%" bordercolorlight="#000000" bordercolordark="#FFFFFF" cellpadding="0" cellspacing="0" align="center"> <tr> <td height="16" bgcolor="#B5D85E" width="81%"> <div align="center"> <p><font color="#000000"><strong>信 息 列 表</strong></font> </p> </div> </td> </tr> <tr> <td width="81%" align="center" valign="top" height="139"> <div align="center"> <div align="center"> <div align="center"><br> <br> <div align="center"> <p align="left"> <%int intPageSize;int intRowCount;//???????甸nt intPageCount;//?????甸nt intPage;//??面???涤tring strPage;//定柳???涤????鬟fpageint i,j;intPageSize=5;//定柳每??锢示5?l????strPage=request.getParameter("page");//取得??前的??瘁if(strPage==null){//判?喑跏柬?面,假如?]有锢示????,就置?榈谝豁?intPage=1;}else{intPage=Integer.parseInt(strPage);//?ⅢtrPage弈化?檎??甸f(intPage<1) intPage=1;} if(types.equals("null")){sqlname=" select count(article_id) from learning ";}else{sqlname=" select count(article_id) from learning where types=\\\'"+types+"\\\' "; } //sqlname="select count(article_id) from learning where title like \\\'%"+keyword+"%\\\' and types like \\\'%"+typename+"%\\\' order by article_id desc"; PreparedStatement ps=conn.prepareStatement(sqlname);ResultSet rs1=ps.executeQuery();rs1.next();intRowCount=rs1.getInt(1);//取得整?当４媾cintRowCount???抵虚ntPageCount=(intRowCount+intPageSize-1)/intPageSize;//??算出?????胆???????但每??锢示的????-1)/每??锢示的????)if(intPage>intPageCount)intPage=intPageCount; if(types.equals("null")){query=" select * from learning order by article_id ";}else{query=" select * from learning where types=\\\'"+types+"\\\' order by article_id "; } ps=conn.prepareStatement(query);//String query=" select * from learning order by article_id "; ResultSet rs=ps.executeQuery(query);//?绦畜ql，按照?r殓先後排序锢示i=(intPage-1)*intPageSize;for(j=0;j<i;j++)rs.next();%><%-- 韵置intPage???? --%> <FORM action=index.jsp method=POST><p align=\\\'center\\\' vAlign=\\\'bottom\\\'> 第<%=intPage%>?? 共<%=intPageCount%>?? <%if(intPage>1){%> <a href="index.jsp?page=<%=intPage-1%>&types=<%=types%>">上一??</a> <%}%> <%if(intPage<intPageCount){%> <a href="index.jsp?page=<%=intPage+1%>&types=<%=types%>">下一??</a> <%}%> </form> </div> <div align="center"> <center> <table border="1" cellspacing="0" width="90%" bgcolor="#F0F8FF" bordercolorlight="#000000" bordercolordark="#FFFFFF" background="../images/top-linebg.gif"> <tr> <td width="15%" align="center" height="20" bgcolor="#B5D85E"><font color="#000000">ID ?? </font></td> <td width="45%" align="center" bgcolor="#B5D85E"><font color="#000000">信 息 名 费</font></td> <td width="26%" align="center" bgcolor="#B5D85E"><font color="#000000">上 蒌 ?r 殓</font></td> <td width="15%" align="center" bgcolor="#B5D85E"><font color="#000000">?c ?籀lt;/font></td> </tr> <%if(intRowCount==0){%> ?Σ黄穑????]有儋料！ <%}else{%> <%-- 锢示每??的儋料 (根??i的值判?嗝宽?的5?l????) --%> <% i=0; while(i<intPageSize && rs.next()){ %> <tr> <td width="15%" height="23" bgcolor="#FFFFFF"> <p align="center"><%=rs.getString("article_id")%> </td> <td width="45%" bgcolor="#FFFFFF"> <a href="javascript:openwin(<%=rs.getString("article_id")%>)" title="<%=rs.getString("title")%>"><%=rs.getString("title")%></a> </td> <td width="26%" bgcolor="#FFFFFF"> <div align="center"><%=rs.getString("date_and_time")%></div> </td> <td width="15%" bgcolor="#FFFFFF"> <p align="center"><%=rs.getString("hits")%> </td> </tr> <% i++;//通咿I??圈韵置每??的???郸nbsp; } %> <%}%> </table> </center> </div> <FORM action=index.jsp method=POST><p align=\\\'center\\\' vAlign=\\\'bottom\\\'> 第<%=intPage%>?? 共<%=intPageCount%>?? <%if(intPage>1){%> <a href="index.jsp?page=<%=intPage-1%>&types=<%=types%>">上一??</a> <%}%> <%if(intPage<intPageCount){%> <a href="index.jsp?page=<%=intPage+1%>&types=<%=types%>">下一??</a> <%}%> <br>到第<input type="text" name="page" size="5" value="1"/>?? <input type="submit" value="催定" class="buttonface"> </form> <% String userName=(String)session.getAttribute("admin"); if(userName==null){userName="";} if(userName.equals("admin")){ %> <a href="manage.jsp">系靳治理</a><%} else{%> <a href="login.jsp">登??系靳治理</a><%}%> </div> </div> </div> </td> </tr> </table> </td> </tr></table><%rs.close(); conn.close(); %> <p align="center">Copyright ©moonsoft 2004</p></body></html> 返回类别: 教程 上一教程: Java行业的圣经-四本最重要的个人藏书 下一教程: Javadoc 利弊分析(from IBM) 您可以阅读与"Oracle & JSP 开发的小型信息治理系统 (七) 源代码5"相关的教程: · Oracle & JSP 开发的小型信息治理系统 (四) 源代码3 · Oracle & JSP 开发的小型信息治理系统 (三) 源代码2 · Oracle & JSP 开发的小型信息治理系统 (二) 源代码1 · Oracle & JSP 开发的小型信息治理系统 (五) 源代码4 · Oracle & JSP 开发的小型信息治理系统 (一) 说明文档 |
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