;;; -*- Mode: LISP; Syntax: COMMON-LISP; Package: RDNZL; Base: 10 -*- ;;; $Header: /usr/local/cvsrep/rdnzl/examples/url.lisp,v 1.10 2008/01/26 22:28:36 edi Exp $ ;;; Copyright (c) 2004-2008, Dr. Edmund Weitz. All rights reserved. ;;; Redistribution and use in source and binary forms, with or without ;;; modification, are permitted provided that the following conditions ;;; are met: ;;; * Redistributions of source code must retain the above copyright ;;; notice, this list of conditions and the following disclaimer. ;;; * Redistributions in binary form must reproduce the above ;;; copyright notice, this list of conditions and the following ;;; disclaimer in the documentation and/or other materials ;;; provided with the distribution. ;;; THIS SOFTWARE IS PROVIDED BY THE AUTHOR 'AS IS' AND ANY EXPRESSED ;;; OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED ;;; WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ;;; ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY ;;; DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL ;;; DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE ;;; GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS ;;; INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, ;;; WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING ;;; NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS ;;; SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. (in-package :rdnzl-user) (enable-rdnzl-syntax) (import-types "System" "Net.WebClient" "Net.WebException") (use-namespace "System.Net") (defun download-url (url) (rdnzl-handler-case (let ((web-client (new "WebClient"))) [GetString (new "System.Text.ASCIIEncoding") [DownloadData web-client url]]) ("WebException" (e) (warn "Ooops, probably a typo: ~A" [%Message e]) nil))) (disable-rdnzl-syntax)