Add net to the repository.

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@14 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 91 insertions, 0 deletions

diff --git a/net/url_request/url_request_status.h b/net/url_request/url_request_status.h
new file mode 100644
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+++ b/net/url_request/url_request_status.h
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+// Copyright 2008, Google Inc.
+// 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.
+//    * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS 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 COPYRIGHT
+// OWNER OR CONTRIBUTORS 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.
+//
+// This file's dependencies should be kept to a minimum so that it can be
+// included in WebKit code that doesn't rely on much of common.
+
+#ifndef BASE_URL_REQUEST_URL_REQUEST_STATUS_H__
+#define BASE_URL_REQUEST_URL_REQUEST_STATUS_H__
+
+// Respresents the result of a URL request. It encodes errors and various
+// types of success.
+class URLRequestStatus {
+ public:
+  enum Status {
+    // Request succeeded, os_error() will be 0.
+    SUCCESS = 0,
+
+    // An IO request is pending, and the caller will be informed when it is
+    // completed.
+    IO_PENDING,
+
+    // Request was successful but was handled by an external program, so there
+    // is no response data. This usually means the current page should not be
+    // navigated, but no error should be displayed. os_error will be 0.
+    HANDLED_EXTERNALLY,
+
+    // Request was cancelled programatically.
+    CANCELED,
+
+    // The request failed for some reason. os_error may have more information.
+    FAILED,
+  };
+
+  URLRequestStatus() : status_(SUCCESS), os_error_(0) {}
+  URLRequestStatus(Status s, int e) : status_(s), os_error_(e) {}
+
+  Status status() const { return status_; }
+  void set_status(Status s) { status_ = s; }
+
+  int os_error() const { return os_error_; }
+  void set_os_error(int e) { os_error_ = e; }
+
+  // Returns true if the status is success, which makes some calling code more
+  // convenient because this is the most common test. Note that we do NOT treat
+  // HANDLED_EXTERNALLY as success. For everything except user notifications,
+  // this value should be handled like an error (processing should stop).
+  bool is_success() const {
+    return status_ == SUCCESS || status_ == IO_PENDING;
+  }
+
+  // Returns true if the request is waiting for IO.
+  bool is_io_pending() const {
+    return status_ == IO_PENDING;
+  }
+
+ private:
+  // Application level status
+  Status status_;
+
+  // Error code from the operating system network layer if an error was
+  // encountered
+  int os_error_;
+};
+
+#endif  // BASE_URL_REQUEST_URL_REQUEST_STATUS_H__