Oracle & JSP 开发的小型信息管理系统 (四) 源代码3
类别: JAVA教程 
//add.jsp 添加信息页面
<%/*Cookie c[]=request.getCookies();if(c==null){response.sendRedirect("login.jsp");}*/String userName=(String)session.getAttribute("admin");
if(userName==null){response.sendRedirect("login.jsp");}out.println("Welcome, "+userName);request.setCharacterEncoding("big5");%>
<%@ page contentType="text/html;charset=big5"%> <html><head><meta http-equiv="Content-Type" content="text/html; charset=big5"><title>添加信息</title><!--meta name="GENERATOR" content="Microsoft FrontPage 4.0"--><link rel="stylesheet" href="css/style.css"/>
<script language="javascript">
function f1_submit(){if(document.f1.title.value==""){alert("Sorry, 信息?]有??入")document.f1.title.focus()return false}
else if(document.f1.types.value==""){alert("Sorry, 必需??入信息??型!")document.f1.types.focus()return false}}
</script>
</head><style type="text/css"><!--.style2 { color: #FFFFFF; font-weight: bold;}.style3 {color: #FF0000}.style5 {color: #0080C0}--></style><form method="post" action="save.jsp" name="f1" LANGUAGE="javascript" onsubmit="return f1_submit()" > <table width="100%" border="1" cellspacing="1" cellpadding="1"> <tr bordercolor="#FFFFFF" bgcolor="#B5D85E"> <td height="24" colspan="2"><div align="center"><span class="style2">添 加 信 息</span></div></td> </tr> <tr bordercolor="#FFFFFF" bgcolor="#FFFFFF"> <td width="14%" height="24"><span class="style5">信息名费</span></td> <td width="86%"><input name="title" type="text" size="70"></td> </tr> <tr bordercolor="#FFFFFF" bgcolor="#FFFFFF"> <td height="23"><span class="style5">??接地址</span></td> <td><input name="url" type="text" size="70"></td> </tr> <tr bordercolor="#FFFFFF" bgcolor="#FFFFFF"> <td height="28"><span class="style5">信息??型</span></td> <td><select name="types"> <option value="mobile phone">mobile phone</option> <option value="pc">pc</option> <option value="mp3">mp3</option> <option value="notebook">notebook</option> </select></td> </tr> <tr bordercolor="#FFFFFF" bgcolor="#FFFFFF"> <td height="26"><span class="style5">信息真明</span></td> <td><textarea name="content"></textarea></td> </tr> <tr bordercolor="#FFFFFF" bgcolor="#FFFFFF"> <td height="29"><span class="style5">信息大小</span></td> <td><input name="big" type="text" size="10"></td> </tr> <tr bordercolor="#FFFFFF" bgcolor="#FFFFFF"> <td height="27"><span class="style5">信息怎?r</span></td> <td><span class="style3"> <input name="vote" type="radio" value="1">★ <input name="vote" type="radio" value="2"> ★★ <input name="vote" type="radio" value="3" checked>★★★<input name="vote" type="radio" value="4"> ★★★★ <input name="vote" type="radio" value="5"> ★★★★★</span></td> </tr> <tr bordercolor="#FFFFFF" bgcolor="#FFFFFF"> <td height="24"><span class="style5">相晷主??</span></td> <td><input name="from1" type="text" size="64"></td> </tr> <tr bordercolor="#FFFFFF" bgcolor="#FFFFFF"> <td height="32"><span class="style5">相晷地址</span></td> <td><input name="form_url" type="text" size="64"></td> </tr> <tr bordercolor="#FFFFFF" bgcolor="#FFFFFF"> <td height="46" colspan="2"><div align="center"> <input name="Submit" type="submit" id="Submit" value="催帐" class="buttonface"/> <input type="reset" name="Reset" value="取消" class="buttonface"> </div></td> </tr> </table></form></html>
//************************将添加的信息插入数据库:save.jsp
<%@ include file="articleconn.jsp"%><%@ page import="moonsoft.test.j2ee.news.*"%>
<html> <head> <meta http-equiv="Content-Type" content="text/html; charset=Big5"> <title>保存信息</title> </head> <body> </body></html><%String title1=request.getParameter("title");String url1=request.getParameter("url");String content1=request.getParameter("content");String types1=request.getParameter("types");//String hits1=request.getParameter("hits");String big1=request.getParameter("big");String vote1=request.getParameter("vote");String from1=request.getParameter("from1");String form_url1=request.getParameter("form_url");String queryDBTime=" select to_char(systimestamp, \'YYYY-MM-DD HH24:MI:SS\') from dual ";//filter special CharacterString types=FilterSpecial.filter(types1);String url=FilterSpecial.filter(url1);String content=FilterSpecial.filter(content1);String big=FilterSpecial.filter(big1);int vote=Integer.parseInt(vote1);String from=FilterSpecial.filter(from1);String form_url=FilterSpecial.filter(form_url1);String title=FilterSpecial.filter(title1);
// decided the request contents
if(vote1==null){out.println("<script language=javascript> alert(\'邋锗提示:?樽鲈u?r!\');javascript:history.back();</script>");}
String time="2005-03-01 19:00:00";boolean autoCommit=conn.getAutoCommit();try{PreparedStatement ps=conn.prepareStatement(queryDBTime);ResultSet rs=ps.executeQuery();while(rs.next()){time=rs.getString(1);}
String insert=" insert into learning(article_id, types, title, url, content, big, vote, from1, form_url, date_and_time, hits) "+ " values(add_id_seq.NEXTVAL, \'"+types+"\', \'"+title+"\', \'"+url+"\', \'"+content+"\', \'"+big+"\', \'"+vote+"\', \'"+from1+"\', \'"+form_url+"\', \'"+time+"\', 1 ) " ;
out.println(insert);ps=conn.prepareStatement(insert);int rs1=ps.executeUpdate();if(rs1>0){%><head><link rel="stylesheet" href="css/article.css"></head>
<div align="center"> <p> </p><table border="1" cellspacing="0" width="50%" bgcolor="#F0F8FF" bordercolorlight="#000000" bordercolordark="#FFFFFF" align="center"> <tr> <td width="100%" bgcolor="#B5D85E" height="20"> <p align="center"><font color="#FFFFFF"><b>添加信息成功</b></font> </td> </tr> <tr> <td width="100%" height="177"> <table width="80%" border="0" cellspacing="0" cellpadding="2" align="center" bordercolorlight="#000000" bordercolordark="#FFFFFF"> <tr> <td>信息名费?椋害lt;font color="#FF0000"><%=title%></font></td> </tr> </table> <p align="center"> </p> <p align="center"> <a href="add.jsp"> 擂理添加????</a> <a href="manage.jsp">返回管理??面</a><br> </p> </td> </tr> </table></div><%conn.commit();}}catch(SQLException se1){se1.printStackTrace();conn.rollback();}finally{
conn.setAutoCommit(autoCommit);conn.close(); }%>
//*******************************显示信息页面:通过javascript 在index.jsp里弹出的窗口:view.jsp
<%@ include file="articleconn1.jsp"%><%String id1=request.getParameter("id").trim();
int id=Integer.parseInt(id1);String queryInfo=" select * from learning where article_id=\'"+id+"\' ";String updateHits=" update learning set hits=hits+1 where article_id=\'"+id+"\' ";boolean autoCommit=conn.getAutoCommit();
%>
<html><head><meta http-equiv="Content-Type" content="text/html; charset=big5"><title>查看信息</title><!--meta name="GENERATOR" content="Microsoft FrontPage 4.0"--><link rel="stylesheet" href="css/style.css"/>
</head><style type="text/css"><!--.style2 { color: #FFFFFF; font-weight: bold;}.style3 {color: #FF0000}.style5 {color: #0080C0}--></style><form method="post" action="saveEdit.jsp" ><%
try{conn.setAutoCommit(false);PreparedStatement ps=conn.prepareStatement(updateHits);int results=ps.executeUpdate();if(results>0){out.println();}conn.commit();ps=conn.prepareStatement(queryInfo);ResultSet rs=ps.executeQuery();while(rs.next()){
%> <table width="100%" border="1" cellspacing="1" cellpadding="1"> <tr bordercolor="#FFFFFF" bgcolor="#B5D85E"> <td height="24" colspan="2"><div align="center"><span class="style2">查 看 信 息</span></div></td> </tr> <tr bordercolor="#FFFFFF" bgcolor="#FFFFFF"> <td width="14%" height="24"><span class="style5">信息名费</span></td> <td width="86%"><%=rs.getString("title")%></td> </tr> <tr bordercolor="#FFFFFF" bgcolor="#FFFFFF"> <td height="23"><span class="style5">??接地址</span></td> <td><%=rs.getString("url")%></td> </tr> <tr bordercolor="#FFFFFF" bgcolor="#FFFFFF"> <td height="28"><span class="style5">信息??型</span></td> <td><%=rs.getString("types")%></td> </tr> <tr bordercolor="#FFFFFF" bgcolor="#FFFFFF"> <td height="26"><span class="style5">信息真明</span></td> <td><%=rs.getString("content")%></td> </tr> <tr bordercolor="#FFFFFF" bgcolor="#FFFFFF"> <td height="29"><span class="style5">信息大小</span></td> <td><%=rs.getString("big")%></td> </tr> <tr bordercolor="#FFFFFF" bgcolor="#FFFFFF"> <td height="27"><span class="style5">信息怎?r</span></td> <td><% String temp=rs.getString("vote"); //out.println(temp); int tempVotes=Integer.parseInt(temp); for(int i=0; i<tempVotes; i++){%><font color="red">★</font><%} %> </tr> <tr bordercolor="#FFFFFF" bgcolor="#FFFFFF"> <td height="24"><span class="style5">相晷主??</span></td> <td><%=rs.getString("from1")%></td> </tr> <tr bordercolor="#FFFFFF" bgcolor="#FFFFFF"> <td height="32"><span class="style5">相晷地址</span></td> <td><%=rs.getString("form_url")%></td> </tr> <tr> </tr> </table> ID:<%=rs.getString("article_id")%> ?c劳次?岛<%=rs.getString("hits")%> ??建?r殓:<%=rs.getString("date_and_time")%> <% }} catch(SQLException se1) {se1.printStackTrace(); conn.rollback();} catch(NumberFormatException n1) {n1.printStackTrace(); throw n1; } finally{ conn.setAutoCommit(autoCommit); conn.close(); } %> <br><center> <!--input type="submit" value="催帐" class="buttonface"/> --> </center></form></html>
