82 lines
2.7 KiB
C++
82 lines
2.7 KiB
C++
/*
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*****************************************************************************************
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*
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* Copyright (C) 1997-1999, International Business Machines
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* Corporation and others. All Rights Reserved.
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*
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*****************************************************************************************
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*
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* File rbcache.h
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*
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* Modification History:
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*
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* Date Name Description
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* 03/20/97 aliu Creation.
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* 04/29/97 aliu Convert to use new Hashtable protocol.
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* 04/15/99 damiba plugged in new C hashtable
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*****************************************************************************************
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*/
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#include "hash.h"
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#include "unicode/unistr.h"
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/* Disable these warnings:
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d:\icu\source\common\rbcache.h(31) : warning C4251: 'hash' : class 'Hashtable' needs to have dll-interface to be used by clients of class 'ResourceBundleCache'
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d:\icu\source\common\rbcache.h(57) : warning C4251: 'hash' : class 'Hashtable' needs to have dll-interface to be used by clients of class 'VisitedFileCache'
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*/
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#ifdef _WIN32
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#pragma warning( disable : 4251 )
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#endif
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/**
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* A class that maps UnicodeString keys to UHashtable objects. It
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* owns the UHashtable objects passed to put() and will eventually
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* close and delete them.
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*/
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class U_COMMON_API ResourceBundleCache { // Not really external; just making the compiler happy
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private:
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Hashtable hash;
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static void U_CALLCONV deleteUHashtable(void* value);
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public:
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ResourceBundleCache();
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inline ~ResourceBundleCache() {}
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inline void put(const UnicodeString& key, UHashtable* adoptedValue);
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inline const UHashtable* get(const UnicodeString& key) const;
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};
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inline void ResourceBundleCache::put(const UnicodeString& key, UHashtable* adoptedValue) {
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UErrorCode status = U_ZERO_ERROR;
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hash.put(key, adoptedValue, status);
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}
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inline const UHashtable* ResourceBundleCache::get(const UnicodeString& key) const {
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return (const UHashtable*) hash.get(key);
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}
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/**
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* A class that records whether a filename has been seen before or
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* not. Call markAsVisited() to mark a filename as seen. Call
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* wasVisited() to see if markAsVisited() has been called with that
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* filename or not.
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*/
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class U_COMMON_API VisitedFileCache { // Not really external; just making the compiler happy
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private:
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Hashtable hash;
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public:
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inline VisitedFileCache() {}
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inline ~VisitedFileCache() {}
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inline bool_t wasVisited(const UnicodeString& filename) const;
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inline void markAsVisited(const UnicodeString& filename);
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};
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inline bool_t VisitedFileCache::wasVisited(const UnicodeString& filename) const {
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return (hash.get(filename) != 0);
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}
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inline void VisitedFileCache::markAsVisited(const UnicodeString& filename) {
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UErrorCode status = U_ZERO_ERROR;
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hash.put(filename, (void*)1, status);
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}
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//eof
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