footer.java

一个不错的bbs论坛系统．对初学者很有帮助

package com.yhbbs.comm.tag;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.jsp.JspException;
import javax.servlet.jsp.JspWriter;
import javax.servlet.jsp.tagext.TagSupport;
import org.apache.log4j.Logger;

import com.yhbbs.bbs.itface.BbsProp;
import com.yhbbs.status.itface.BBsTime;
/**
 * <p>Title:论坛底部标签</p>
 * <br><b>WebSite: www.yyhweb.com</b>
 * <br><b>CopyRight: yyhweb[由由华网]</b>
 * @author stephen
 * @version YHBBS-2.0
 */
public class Footer extends TagSupport{
	
	private static final long serialVersionUID = 1L;
	
	private static Logger bbslog = Logger.getLogger(Footer.class.getName());
	
	public int doStartTag() throws JspException {
	    return 0;
	}
	public int doEndTag() throws JspException {
	   try { 
	    	 HttpServletRequest request = (HttpServletRequest)pageContext.getRequest();
	    	 BBsTime runtime = (BBsTime)request.getAttribute("bbstime");
	    	 runtime.setEndTime(System.currentTimeMillis());
	    	 long processtime = runtime.getProcessTime();
	    	 BbsProp bbsprop = InitTag.getBbsprop();
	    	 StringBuffer sb = new StringBuffer();
	    	 if(bbsprop!=null){
	    		 sb.append("<table class=tab1 align=center cellSpacing=0 cellPadding=0 width=100%>");
	    	 	 sb.append("<tr align=center><td><br>中文版权所有&nbsp;&nbsp;");
	    		 sb.append(bbsprop.getCopyright());
	    		 sb.append("</td></tr>");
	    		 sb.append("<tr align=center><td>本论坛言论纯属发表者个人意见，与 『");
	    		 sb.append(bbsprop.getName());
	    		 sb.append(" 』立场无关</td></tr>");
	    		 sb.append("<tr align=center><td>");
	    		 sb.append("Powered by <a href='mailto:[e-mail]'>stephen</a>");
	             sb.append(" Ver 2.0 &nbsp;&nbsp;&nbsp;Processed in ");
	    		 sb.append(processtime/1000F+" s");
	    		 sb.append("<tr align=center><td>&nbsp;");
	    		 sb.append("网站备案号："+bbsprop.getRecord()+"&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;");
	    		 sb.append("</td></tr><tr><td height=3px></td></tr>");
	    		 sb.append("</table>");
	    	 }else{
	    		 sb.append("没有获得信息");
	    	 }
	    	 JspWriter out = pageContext.getOut();
	         out.println(sb);
	         sb = null;
	     }catch(Exception e){
	            bbslog.error("Footer tag's doEndTag error!");
	     }
	     return 6;
	 }
}