jsp遍历头信息

//打印header
@SuppressWarnings("rawtypes")
	private void printHeader(HttpServletRequest request) {
		Enumeration names = request.getHeaderNames();
		StringBuilder sb = new StringBuilder("headerInfo---");
		while(names.hasMoreElements()) {
			String name = names.nextElement().toString();
			Enumeration headers = request.getHeaders(name);
			sb.append(name).append(":");
			while(headers.hasMoreElements()) {
				sb.append(headers.nextElement()).append(" ");
			}
			sb.append("\n");
		}
		System.out.println(sb.toString());
	}
	
	

//打印request
private void printRequest(HttpServletRequest request) {
		StringBuilder sb = new StringBuilder("request----");
		sb.append("servletPath:").append(request.getServletPath()).append(" ");
		sb.append("servletPort:").append(request.getServerPort()).append(" ");
		sb.append("serverName:").append(request.getServerName()).append(" ");
		sb.append("scheme:").append(request.getScheme()).append(" ");
		sb.append("requestUrl:").append(request.getRequestURL().toString()).append("\n");
		sb.append("requestUri:").append(request.getRequestURI()).append(" ");
		sb.append("RequestedSessionId:").append(request.getRequestedSessionId()).append(" ");
		sb.append("remoteUser:").append(request.getRemoteUser()).append(" ");
		sb.append("authType:").append(request.getAuthType()).append(" ");
		sb.append("characterEncoding:").append(request.getCharacterEncoding()).append(" ");
		sb.append("contentLength:").append(request.getContentLength()).append(" ");
		sb.append("contentType:").append(request.getContentType()).append(" ");
		sb.append("contextPath:").append(request.getContextPath()).append(" ");
		sb.append("localAddr:").append(request.getLocalAddr()).append("\n");
		sb.append("localName:").append(request.getLocalName()).append(" ");
		sb.append("method:").append(request.getMethod()).append(" ");
		sb.append("pathInfo:").append(request.getPathInfo()).append(" ");
		sb.append("pathTranslated:").append(request.getPathTranslated()).append(" ");
		sb.append("protocol:").append(request.getProtocol()).append(" ");
		sb.append("queryString:").append(request.getQueryString()).append(" ");
		sb.append("remoteAddr:").append(request.getRemoteAddr()).append(" ");
		sb.append("remotePort:").append(request.getRemotePort()).append(" ");
		System.out.println(sb.toString());
	}