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信息发布界面
提供发布信息的交互界面，调用 recordMessage.jsp程序。
sayMessage.jsp
<HTML> <HEAD> <TITLE> 信息发布</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%" >线路名称：
<input maxlength=100 name = routename size=36>
</td>
</tr>
<tr><td nowrap width="100%">显示序号：
<input maxlength=3 name=routeno size=36>
</td></tr>
<tr>
<td width="100%" >游览内容。文字超一行时 ,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>
连接数据库
通过调用 Java Bean连接 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” );
}
//连接数据库
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
提供发布信息的交互界面，调用 recordMessage.jsp程序。
sayMessage.jsp
<HTML> <HEAD> <TITLE> 信息发布</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%" >线路名称：
<input maxlength=100 name = routename size=36>
</td>
</tr>
<tr><td nowrap width="100%">显示序号：
<input maxlength=3 name=routeno size=36>
</td></tr>
<tr>
<td width="100%" >游览内容。文字超一行时 ,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>
连接数据库
通过调用 Java Bean连接 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” );
}
//连接数据库
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
