Struts从零开始三、连接数据库实例[3]

String sql = select * from user where username= + username

+ and password= + userpass + ;

try {

Connection conn = dsgetConnection();

Statement st = conncreateStatement();

ResultSet rs = stexecuteQuery(sql);

while (rsnext()) {

flag = true;

}

} catch (Exception e) {

eprintStackTrace();

}

String actionpath = ;

if (flag) {

requestsetAttribute(username username);

actionpath = success;

} else {

actionpath = error;

}

return actionMappingfindForward(actionpath);

}

}

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