parameterstag.java

招标投标网上系统

package cn.com.syntc.common.taglib;

import javax.servlet.jsp.tagext.TagSupport;
import javax.servlet.jsp.JspException;
import javax.servlet.ServletException;
import javax.servlet.http.HttpSession;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpServletRequest;
import java.io.IOException;

import cn.com.syntc.common.type.ResultSet;
import cn.com.syntc.common.io.Parameters;
import cn.com.syntc.common.util.StringUtil;

public class ParametersTag extends TagSupport {
    // DEBUG FLAG
    private final static boolean DEBUG = false;

    private String name = "";

    private ResultSet resultset = null;

    public void setName(String name) {
        this.name = name;
    }

    public int doStartTag() {
        return  SKIP_BODY;
    }

    public int doEndTag () {
        try {
            HttpSession session = pageContext.getSession();
            HttpServletResponse response = (HttpServletResponse)pageContext.getResponse();
            HttpServletRequest request = (HttpServletRequest)pageContext.getRequest();
            Parameters parameters = (Parameters)session.getAttribute("outparam");
            Object valueObject = parameters.getParameters("request", this.name);
            if(valueObject!=null && valueObject instanceof String)
            {
               pageContext.getOut().print(StringUtil.ISO2GB2312((String)valueObject));
            }
            else
            {
              pageContext.getOut().print("");
            }
        } catch (Exception ex) {
          System.out.println("error:"+ex.getMessage());
        }
        return  EVAL_PAGE;
    }
}