jsptestbean.java

一个简单的公文管理系统

package com.jestdoc.test;
import java.util.*;
import com.jestdoc.dbconn.DbConn;
public class JspTestBean {
    private String sample = "Start value";
    //Access sample property
    public String getSample() {
        return sample;
    }
    //Access sample property
    public void setSample(String newValue) {
        if (newValue!=null) {
            sample = newValue;
        }
    }
    /**
     *
     */
    public static void main(String[] args) {
        Hashtable ht = new Hashtable();
        DbConn d1 = new DbConn();
        String t1 = String.valueOf(System.currentTimeMillis());
        ht.put(d1,t1);
        DbConn d2 = new DbConn();
        String t2 = String.valueOf(System.currentTimeMillis());
        ht.put(d2,t2);
        DbConn d3 = new DbConn();
        String t3 = String.valueOf(System.currentTimeMillis());
        ht.put(d3,t3);
        Enumeration Enum=ht.keys();
        while (Enum.hasMoreElements()){
            DbConn dd=(DbConn)Enum.nextElement();
            System.out.println(ht.get(dd));
        }
        ht.remove(d1);
        Enum=ht.keys();
        while (Enum.hasMoreElements()){
            DbConn dd=(DbConn)Enum.nextElement();
            System.out.println(ht.get(dd));
        }
        d1.close();
        d2.close();
    }
}