124 lines
2.8 KiB
C++
124 lines
2.8 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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#ifndef _CacheManager_H_
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#define _CacheManager_H_
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/*
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* nsCacheManager
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* Design and original implementation
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* by Gagan Saksena 02/02/98
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*
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*/
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#if 0
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# include "nsISupports.h"
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#endif
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#include <prlog.h>
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#include "nsCacheModule.h"
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#include "nsCacheObject.h"
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class nsMemModule;
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class nsDiskModule;
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class nsCachePref;
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class nsCacheBkgThd;
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class nsCacheManager //: public nsISupports
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{
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public:
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//Reserved modules
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enum modules
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{
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MEM =0,
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DISK=1
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};
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nsCacheManager();
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~nsCacheManager();
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PRInt32 AddModule(nsCacheModule* i_cacheModule);
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PRBool Contains(const char* i_url) const;
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/* Number of modules in the cache manager */
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PRInt32 Entries() const;
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/* Singleton */
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static nsCacheManager*
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GetInstance();
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nsCacheObject* GetObject(const char* i_url) const;
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nsCacheModule* GetModule(PRInt32 i_index) const;
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nsMemModule* GetMemModule() const;
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nsDiskModule* GetDiskModule() const;
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PRBool IsOffline(void) const;
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void Offline(PRBool bSet);
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const char* Trace() const;
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/* Performance measure- microseconds */
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PRUint32 WorstCaseTime(void) const;
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protected:
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void Init();
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nsCacheModule*
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LastModule() const;
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private:
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nsCacheModule* m_pFirstModule;
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nsCacheManager(const nsCacheManager& cm);
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nsCacheManager& operator=(const nsCacheManager& cm);
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nsCacheBkgThd* m_pBkgThd;
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PRBool m_bOffline;
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};
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inline
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nsDiskModule* nsCacheManager::GetDiskModule() const
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{
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PR_ASSERT(m_pFirstModule && m_pFirstModule->Next());
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return (m_pFirstModule) ? (nsDiskModule*) m_pFirstModule->Next() : NULL;
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}
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inline
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nsMemModule* nsCacheManager::GetMemModule() const
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{
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PR_ASSERT(m_pFirstModule);
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return (nsMemModule*) m_pFirstModule;
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}
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inline
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PRBool nsCacheManager::IsOffline(void) const
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{
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return m_bOffline;
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}
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inline
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void nsCacheManager::Offline(PRBool i_bSet)
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{
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m_bOffline = i_bSet;
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}
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#endif
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