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用JSP编写通用信息发布程序

时间： 2021-07-31 作者：daque

消息颁布界面供给颁布消息的交互界面，挪用 recordmessage.jsp步调。 saymessage.jsp <html> <head> <title> 消息颁布</title> <meta content = "text/html; charset=gb2312" http-equiv = content-type> <link href ="css_01.css" rel = stylesheet> <meta content = "mshtml 5.00.3103.1000" name =generator> </head> <body> <％ @ page contenttype=“ text/html; charset=gb2312”％ > <％ @ page language=“ java” import=“ java .sql .＊”％ > <jsp: usebean id ="rencommend" scope="page" class="ymbean.opdb"/> <form action =recordmessage.jsp method =post name=sign> <input name=dtkey type=hidden value=ta_routes> <table bgcolor=#d5e8fd border=0 cellspacing=1 width="97%"> <tbody> <tr> <td nowrap width="45%" height="185"> <div align=left> <table bgcolor=#d5e8fd border=0 cellspacing=1 width="100%"> <tbody> <tr> <td nowrap width="100%" >线路称呼： <input maxlength=100 name = routename size=36> </td> </tr> <tr><td nowrap width="100%">表露序号： <input maxlength=3 name=routeno size=36> </td></tr> <tr> <td width="100%" >参观实质。笔墨超一条龙时 ,请您敲 enter键换行</td> </tr> <tr><td width="100%" height="162"> <textarea cols=55 name =c04 rows=9> </textarea> </td> </tr></tbody></table></div></td></tr> <tr><td align=middle colspan=2 nowrap> <input name=cmdcommit type=submit value="提交"> </td></tr></tbody></table> </form></center> <div></div></body></html> 贯穿数据库经过挪用 java bean贯穿 oracle数据库。 opdb.java package ymbean; // java包 import java.sql.＊ ; public class opdb { public opdb() { } public resultset executequery(string sql) { resultset rs = null; statement lstmt = null; try { lstmt = connectdb(); rs = lstmt.executequery(sql); system.out.println(“ executequery:”＋ sql); } catch(sqlexception ex) { return(null)； } return rs; } public string executeupdate(string sql) { resultset rs = null; statement lstmt = null; try { lstmt = connectdb(); lstmt.executeupdate(sql); system.out.println(“ executeupdate:”＋ sql); lstmt.executeupdate(“ commit” ); }catch(sqlexception ex) {} return(“ executeupdate ok” ); } //贯穿数据库 public statement connectdb() { statement lstmt=null; connection conn=null; final string connect_string=“ jdbc:oracle:thin:scott/tiger@192.168.0.1:1521:test” ; final string driver_string=“ oracle.jdbc.driver. oracledriver” ; connection lconn; try { class.forname(driverstr); lconn=drivermanager.getconnection(connectstr); lstmt=lconn.createstatement(); } catch (exception e) { return(null);} return lstmt; } }//end opdb.java

用JSP编写通用信息发布程序

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