/*
這個示例用于向頁傳送當前日期信息
*/
package TestClass;

import javax.servlet.jsp.tagext.TagSupport;
import javax.servlet.jsp.*;
import javax.servlet.http.*;
import java.io.*;
import java.util.Calendar;
import java.text.DecimalFormat;

public class Now extends TagSupport
{
	//當起始標記被讀到時調用
	public int doStartTag() throws JspException
	{
		return this.SKIP_BODY;		//聲明沒有體，所以返回的SKIP_BODY
	}
	//當結束標記被讀到時調用
	public int doEndTag() throws JspException
	{
		Thread t=new Thread();
		t.start();

		DecimalFormat df2 = new DecimalFormat("00");
		Calendar c = Calendar.getInstance();			//得到當前時間
		try
		{
			//pageContext是超類的一個保護屬性
			JspWriter out = pageContext.getOut();		//獲得向JSP的輸出流
	        try 
	        {
	          Thread.sleep(1000); 
	        }   
	      	catch(InterruptedException e) {}
			out.print(c.get(Calendar.YEAR) + "-" + df2.format(c.get(Calendar.MONTH)+1) + "-" + df2.format(c.get(Calendar.DAY_OF_MONTH)) + " " + df2.format(c.get(Calendar.HOUR_OF_DAY)) + ":" + df2.format(c.get(Calendar.MINUTE)) + ":" + df2.format(c.get(Calendar.SECOND)));
		}
		catch (IOException e) {}
		return this.EVAL_PAGE;
	}
}