newtag.java

JAVA+JSP程序系统-华源网络科技论坛

package org.jetic.web.techbbs;
import java.sql.*;
import javax.servlet.jsp.*;
import javax.servlet.jsp.tagext.*;
import org.jetic.util.Format;
import java.text.SimpleDateFormat;

/**
 * Title:        华源技术论坛
 * Description:
 * Copyright:    Copyright (c) 2001
 * Company:      GBSOURCE
 * @author fainter
 * @version 1.0
 */

public class newTag extends BodyTagSupport {
    private ResultSet rs = null;
    private Format format = new Format();
    private SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");

    public int doStartTag() throws javax.servlet.jsp.JspException {
        try {
            Mssql conn = new Mssql();
            String sql="select top 10 id,fdimain,fditopic,fdiicon,fdctitle,fdcwriter,fdtime from tbtopic order by id desc";
            rs = conn.executeQuery(sql);

            if (rs.next()) {
                pageContext.setAttribute("articleID", new Integer(rs.getInt("ID")));
                pageContext.setAttribute("boardID", new Integer(rs.getInt("fdimain")));
                pageContext.setAttribute("topic", new Integer(rs.getInt("fditopic")));
                pageContext.setAttribute("icon", new Integer(rs.getInt("fdiicon")));
                pageContext.setAttribute("title", new String(format.toHtml(rs.getString("fdctitle"))));
                pageContext.setAttribute("writer", new String(rs.getString("fdcwriter")));
                pageContext.setAttribute("time", new String(formatter.format(rs.getTimestamp("fdtime"))));                return EVAL_BODY_TAG;
            }
            else {
                return SKIP_BODY;
            }
        }
        catch (Exception ex) {
            System.err.print("BoardlistTag.doStartTag():");
            ex.printStackTrace(System.err);
            return SKIP_BODY;
        }
    }

    public int doAfterBody() throws javax.servlet.jsp.JspException {
        BodyContent body = getBodyContent();
        try {
            if (rs.next()) {
                pageContext.setAttribute("articleID", new Integer(rs.getInt("ID")));
                pageContext.setAttribute("boardID", new Integer(rs.getInt("fdimain")));
                pageContext.setAttribute("topic", new Integer(rs.getInt("fditopic")));
                pageContext.setAttribute("icon", new Integer(rs.getInt("fdiicon")));
                pageContext.setAttribute("title", new String(format.toHtml(rs.getString("fdctitle"))));
                pageContext.setAttribute("writer", new String(rs.getString("fdcwriter")));
                pageContext.setAttribute("time", new String(formatter.format(rs.getTimestamp("fdtime"))));
                return EVAL_BODY_TAG;
            }
            else {
                body.writeOut(body.getEnclosingWriter());
                return SKIP_BODY;
            }
        }
        catch (Exception ex) {
            System.err.print("BoardlistTag.doStartTag():");
            ex.printStackTrace(System.err);
            return SKIP_BODY;
        }
    }
}