Электронный магазин на Java и XML
Вспомогательные методы...
Листинг 7.7. Вспомогательные методы сервлета QuestionnaireServ (QuestionnaireServ.java)
public void footer( PrintWriter out ){ out.println("<hr>
Servlet version: " + version + "<br>
");
out.println("</body>
");
out.println("</html>
");
out.close();
} // assumes response has been set to text/html private void errorMsg ( PrintWriter out, String msg, Exception ex ){ out.println("<html>
");
out.println("<head>
<title>
QuestionnaireServ Output</title>
</head>
");
out.println("<body>
");
out.println("<h2>
Error: " );
out.println( msg );
out.println("</h2>
<br>
");
if( ex != null ){ ex.printStackTrace( out );
} out.println("<br>
");
out.println("<a href=\"mailto:wbrogden@bga.com\">
Please mail me the error message.</a>
<br>
");
footer( out );
} public String getServletInfo() { return "Administers a questionnaire"; } }
