page是关键字,不能当变量。
conn.jsp
<%
string sdbdriver = \"com.ibm.db2.jdbc.app.db2driver\";
string sconnstr = \"jdbc:db2:faq\";
connection conn = null;
statement stmt = null;
resultset rs=null;
try {
class.forname(sdbdriver);
}
catch(java.lang.classnotfoundexception e) {
out.print(\"faq(): \" + e.getmessage());
}
try{
conn = drivermanager.getconnection(sconnstr,\"wsdemo\",\"wsdemo1\");
stmt = conn.createstatement();
}catch(sqlexception e){
out.print(e.tostring());
}
%>
query.jsp
<%@ page language=\"java\" import=\"java.sql.*\" %>
<%@ page contenttype=\"text/html; charset=gb2312\" %>
<%@ include file=\"conn.jsp\" %>
<%
……
int pages=0;
int pagesize=10;
resultset result = null;
resultset rcount = null;
pages = new integer(request.getparameter(\"pages\")).intvalue();
if (pages>0)
{
string sql=\" state=\我不傻\\";
int count=0;
try {
rcount = stmt.executequery(\"select count(id) as id from user where \"+sql);
catch(sqlexception ex) {
out.print(\"aq.executequery: \" + ex.getmessage());
}
if(rcount.next())
count = rcount.getint(\"id\");
rcount.close();
if (count>0)
{
sql=\"select * from user where \"+sql;
try {
result = stmt.executequery(sql);
}
catch(sqlexception ex) {
out.print(\"aq.executequery: \" + ex.getmessage());
}
int i;
string name;
// result.first();
// result.absolute((pages-1)*pagesize);
// 此方法jdbc2.0支持。编译通过,但执行不过,不知是不是跟驱动有关,只好用下面的笨办法。
for(i=1;i<=(pages-1)*pagesize;i++)
result.next();
for(i=1;i<=pagesize;i++) {
if (result.next()) {
name=result.getstring(\"name\");
out.print(name);
}
result.close();
int n= (int)(count/pagesize);
if (n*pagesize<count) n++;
if (n>1)
{for(i=1;i<=n;i++)
out.print(\"<a href=query.jsp?pages=\"+i+\">\"+i+\" </a>\");
}
}
}
%>
