UrlTag.java 文件源码

public int doEndTag() throws JspException {

        // Rewrite and encode the url.
        String result = formatUrl();

        // Store or print the output
        if (var != null)
            pageContext.setAttribute(var, result, PageContext.PAGE_SCOPE);
        else {
            try {
                pageContext.getOut().print(result);
            } catch (IOException x) {
                throw new JspTagException(x);
            }
        }
        return EVAL_PAGE;
    }