Jsp tag file例子以及说明(14)

    out.write("      <td>"); 
    out.write((java.lang.String) org.apache.jasper.runtime.PageContextImpl.proprietaryEvaluate("${productName}", java.lang.String.class, (javax.servlet.jsp.PageContext)_jspx_page_context, null, false)); 
    out.write("</td>\r\n"); 
    out.write("    </tr>\r\n"); 
    out.write("    <tr>\r\n"); 
    out.write("      <td><b>Description</b></td>\r\n"); 
    out.write("      <td>"); 
    out.write((java.lang.String) org.apache.jasper.runtime.PageContextImpl.proprietaryEvaluate("${description}", java.lang.String.class, (javax.servlet.jsp.PageContext)_jspx_page_context, null, false)); 
    out.write("</td>\r\n"); 
    out.write("    </tr>\r\n"); 
    out.write("    <tr>\r\n"); 
    out.write("      <td><b>Price</b></td>\r\n"); 
    out.write("      <td>"); 
    out.write((java.lang.String) org.apache.jasper.runtime.PageContextImpl.proprietaryEvaluate("${price}", java.lang.String.class, (javax.servlet.jsp.PageContext)_jspx_page_context, null, false)); 
    out.write("</td>\r\n"); 
    out.write("    </tr>\r\n"); 
    out.write("    </table>"); 
    return; 
  } 
  public void invoke( java.io.Writer writer ) 
    throws javax.servlet.jsp.JspException 
  { 
    javax.servlet.jsp.JspWriter out = null; 
    if( writer != null ) { 
      out = this.jspContext.pushBody(writer); 
    } else { 
      out = this.jspContext.getOut(); 
    } 
    try { 
      this.jspContext.getELContext().putContext(javax.servlet.jsp.JspContext.class,this.jspContext); 
      switch( this.discriminator ) { 
        case 0: 
          invoke0( out ); 
          break; 
      }