| // -*- mode: c++; c-basic-offset: 4 -*- |
| /* |
| * Copyright (C) 2006 Apple Computer, 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: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. 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 APPLE COMPUTER, INC. ``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 APPLE COMPUTER, INC. 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. |
| */ |
| |
| #ifndef ResourceError_h |
| #define ResourceError_h |
| |
| #include "PlatformString.h" |
| |
| #if PLATFORM(CF) |
| #include <wtf/RetainPtr.h> |
| #endif |
| |
| #ifdef __OBJC__ |
| @class NSError; |
| #else |
| class NSError; |
| #endif |
| |
| #if USE(CFNETWORK) |
| #include <CoreFoundation/CFStream.h> |
| #endif |
| |
| namespace WebCore { |
| |
| class ResourceError { |
| public: |
| ResourceError() |
| : m_errorCode(0) |
| #if PLATFORM(CF) |
| , m_dataIsUpToDate(true) |
| #endif |
| , m_isNull(true) |
| { |
| } |
| |
| ResourceError(const String& domain, int errorCode, const String& failingURL, const String& localizedDescription) |
| : m_domain(domain) |
| , m_errorCode(errorCode) |
| , m_failingURL(failingURL) |
| , m_localizedDescription(localizedDescription) |
| #if PLATFORM(CF) |
| , m_dataIsUpToDate(true) |
| #endif |
| , m_isNull(false) |
| { |
| } |
| |
| #if PLATFORM(CF) |
| #if PLATFORM(MAC) |
| ResourceError(NSError* error) |
| #else |
| ResourceError(CFStreamError error); |
| ResourceError(CFErrorRef error) |
| #endif |
| : m_dataIsUpToDate(false) |
| , m_platformError(error) |
| , m_isNull(!error) |
| { |
| } |
| #endif |
| |
| #if 0 |
| static const String CocoaErrorDomain; |
| static const String POSIXDomain; |
| static const String OSStatusDomain; |
| static const String MachDomain; |
| static const String WebKitDomain; |
| #endif |
| |
| bool isNull() const { return m_isNull; } |
| |
| const String& domain() const { unpackPlatformErrorIfNeeded(); return m_domain; } |
| int errorCode() const { unpackPlatformErrorIfNeeded(); return m_errorCode; } |
| const String& failingURL() const { unpackPlatformErrorIfNeeded(); return m_failingURL; } |
| const String& localizedDescription() const { unpackPlatformErrorIfNeeded(); return m_localizedDescription; } |
| |
| #if PLATFORM(CF) |
| #if PLATFORM(MAC) |
| operator NSError*() const; |
| #else |
| operator CFErrorRef() const; |
| operator CFStreamError() const; |
| #endif |
| #endif |
| |
| private: |
| void unpackPlatformErrorIfNeeded() const |
| { |
| #if PLATFORM(CF) |
| if (!m_dataIsUpToDate) |
| const_cast<ResourceError*>(this)->unpackPlatformError(); |
| #endif |
| } |
| |
| #if PLATFORM(CF) |
| void unpackPlatformError(); |
| #endif |
| |
| String m_domain; |
| int m_errorCode; |
| String m_failingURL; |
| String m_localizedDescription; |
| |
| #if PLATFORM(CF) |
| bool m_dataIsUpToDate; |
| #endif |
| #if PLATFORM(MAC) |
| mutable RetainPtr<NSError> m_platformError; |
| #elif PLATFORM(CF) |
| mutable RetainPtr<CFErrorRef> m_platformError; |
| #endif |
| bool m_isNull; |
| }; |
| |
| inline bool operator==(const ResourceError& a, const ResourceError& b) |
| { |
| if (a.isNull() && b.isNull()) |
| return true; |
| if (a.isNull() || b.isNull()) |
| return false; |
| if (a.domain() != b.domain()) |
| return false; |
| if (a.errorCode() != b.errorCode()) |
| return false; |
| if (a.failingURL() != b.failingURL()) |
| return false; |
| if (a.localizedDescription() != b.localizedDescription()) |
| return false; |
| #if PLATFORM(CF) |
| #if PLATFORM(MAC) |
| if ((NSError *)a != (NSError *)b) |
| return false; |
| #else |
| if ((CFErrorRef)a != (CFErrorRef)b) |
| return false; |
| #endif |
| #endif |
| return true; |
| } |
| |
| inline bool operator!=(const ResourceError& a, const ResourceError& b) { return !(a == b); } |
| |
| } // namespace WebCore |
| |
| #endif // ResourceError_h_ |