<%@ page contentType="text/html; charset=gb2312" %>
<%@ page language="java" %>
<%@ page import="com.mysql.jdbc.Driver.*" %>
<%@ page import="java.sql.*" %>
<%
String driverName="com.mysql.jdbc.Driver"; //驱动程序名
String userName="root"; //数据库用户名
String userPasswd="123456"; //密码
String dbName="engword"; //数据库名
//String tableName="dictionary"; //表名
String tableName="map_enword";
//联结字符串
String url="jdbc:mysql://localhost/"+dbName+"?user="+userName+"&password="+userPasswd;
Class.forName("com.mysql.jdbc.Driver").newInstance();
Connection connection=DriverManager.getConnection(url);
Statement statement = connection.createStatement();
String sql="SELECT * FROM "+tableName+" order by english";
ResultSet rs = statement.executeQuery(sql);
//获得数据结果集合
ResultSetMetaData rmeta = rs.getMetaData();
//确定数据集的列数，亦字段数
int numColumns=rmeta.getColumnCount();
// 输出每一个数据值
out.print("Matrix Word Cloud English Learning");
String str1="";
String str2="";
int count[]=new int[27];
int j=0;
while(rs.next()) {
str2=str1;
str1=(rs.getString(2)).substring(0,1);
if((!str2.equals(str1))&&(!str2.equals(str1.toLowerCase()))&&(!str2.equals(str1.toUpperCase())))
{
if(j>0)
out.print(" "+j+" "+count[j]+"
");
j++;
}
count[j]++;
out.print(str1+" ");
}
out.print(" "+j+" "+count[j]+"
");
out.print("
");
%>
<%
rs.close();
statement.close();
connection.close();
%>