modules/libjar/nsJARProtocolHandler.h

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /* This Source Code Form is subject to the terms of the Mozilla Public
   3  * License, v. 2.0. If a copy of the MPL was not distributed with this
   4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   5
   6 #ifndef nsJARProtocolHandler_h__
   7 #define nsJARProtocolHandler_h__
   8
   9 #include "nsIJARProtocolHandler.h"
  10 #include "nsIProtocolHandler.h"
  11 #include "nsIJARURI.h"
  12 #include "nsIZipReader.h"
  13 #include "nsIMIMEService.h"
  14 #include "nsWeakReference.h"
  15 #include "nsCOMPtr.h"
  16 #include "nsClassHashtable.h"
  17 #include "nsHashKeys.h"
  18 #include "nsTArrayForwardDeclare.h"
  19
  20 class nsIHashable;
  21 class nsIRemoteOpenFileListener;
  22
  23 class nsJARProtocolHandler : public nsIJARProtocolHandler
  24                            , public nsSupportsWeakReference
  25 {
  26     typedef nsAutoTArray<nsCOMPtr<nsIRemoteOpenFileListener>, 5>
  27             RemoteFileListenerArray;
  28
  29 public:
  30     NS_DECL_THREADSAFE_ISUPPORTS
  31     NS_DECL_NSIPROTOCOLHANDLER
  32     NS_DECL_NSIJARPROTOCOLHANDLER
  33
  34     // nsJARProtocolHandler methods:
  35     nsJARProtocolHandler();
  36
  37     static nsJARProtocolHandler *GetSingleton();
  38
  39     nsresult Init();
  40
  41     // returns non addref'ed pointer.
  42     nsIMIMEService    *MimeService();
  43     nsIZipReaderCache *JarCache() { return mJARCache; }
  44
  45     bool IsMainProcess() const { return mIsMainProcess; }
  46
  47     bool RemoteOpenFileInProgress(nsIHashable *aRemoteFile,
  48                                   nsIRemoteOpenFileListener *aListener);
  49     void RemoteOpenFileComplete(nsIHashable *aRemoteFile, nsresult aStatus);
  50
  51 protected:
  52     virtual ~nsJARProtocolHandler();
  53
  54     nsCOMPtr<nsIZipReaderCache> mJARCache;
  55     nsCOMPtr<nsIMIMEService> mMimeService;
  56
  57     // Holds lists of RemoteOpenFileChild (not including the 1st) that have
  58     // requested the same file from parent.
  59     nsClassHashtable<nsHashableHashKey, RemoteFileListenerArray>
  60         mRemoteFileListeners;
  61
  62     bool mIsMainProcess;
  63 };
  64
  65 extern nsJARProtocolHandler *gJarHandler;
  66
  67 #define NS_JARPROTOCOLHANDLER_CID                    \
  68 { /* 0xc7e410d4-0x85f2-11d3-9f63-006008a6efe9 */     \
  69     0xc7e410d4,                                      \
  70     0x85f2,                                          \
  71     0x11d3,                                          \
  72     {0x9f, 0x63, 0x00, 0x60, 0x08, 0xa6, 0xef, 0xe9} \
  73 }
  74
  75 #endif // !nsJARProtocolHandler_h__