1、main函数中启动一个servlet
public static void main(String[] args) throws Exception { LogUtil.loadLog4J(Constants.log4jPropertyPath); Server server = new Server(8080); ServletContextHandler context = new ServletContextHandler(ServletContextHandler.SESSIONS); context.setContextPath("/"); server.setHandler(context); ResultServlet servlet = new ResultServlet(); ServletHolder holder = new ServletHolder(servlet); context.addServlet(holder, "/result"); server.start(); server.join(); }
2、ResultServlet extends HttpServlet
public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { System.out.println("---------:" + request.getCharacterEncoding()); InputStream is = request.getInputStream(); InputStreamReader reader = new InputStreamReader(is, "gbk"); StringWriter writer = new StringWriter(); char[] buffer = new char[1024]; int n = 0; while (-1 != (n = reader.read(buffer))) { writer.write(buffer, 0, n); } String result = writer.toString(); String partnerCode = request.getParameter("partnerCode"); System.out.println("partnerCode:" + partnerCode); response.setContentType("text/html;charset=utf-8"); try { String rp = "ok" response.setStatus(HttpServletResponse.SC_OK); response.getWriter().println(rp); } catch (Exception e) { LOG.error(e.getMessage()); response.setStatus(HttpServletResponse.SC_OK); response.getWriter().println(e.getMessage()); } }
建议先从流中读取不带参数post过来的字符串文本,否则如果post的时候没有设置header、Content-Type,将会解析出错,post过来的文本会在request.getParameter的时候被解析成parameter的key;
jetty默认编码格式为utf-8,如果请求的编码格式没有设置,jetty解析的时候会按utf-8解析,有汉字会报警告:
2013-09-18 11:13:20.292:WARN:oeju.UrlEncoded:org.eclipse.jetty.util.Utf8Appendable$NotUtf8Exception: Not valid UTF8! byte E3 in state 2