text: /*
                         * This header is generated by classdump-dyld 1.5
                         * on Wednesday, October 27, 2021 at 3:18:26 PM Mountain Standard Time
                         * Operating System: Version 13.5.1 (Build 17F80)
                         * Image Source: /System/Library/Frameworks/QuickLookThumbnailing.framework/QuickLookThumbnailing
                         * classdump-dyld is licensed under GPLv3, Copyright © 2013-2016 by Elias Limneos. Updated by Kevin Bradley.
                         */
  
  
  @class NSURL, PQLConnection;
  
  @interface QLExternalThumbnailCacheDatabase : NSObject {
  
  	NSURL* _databaseURL;
  	PQLConnection* _db;
  
  }
  
  @property (nonatomic,readonly) NSURL * databaseURL;              //@synthesize databaseURL=_databaseURL - In the implementation block
  @property (nonatomic,readonly) PQLConnection * db;               //@synthesize db=_db - In the implementation block
  -(id)initWithURL:(id)arg1 ;
  -(BOOL)open;
  -(void)close;
  -(PQLConnection *)db;
  -(NSURL *)databaseURL;
  -(id)pathExtensionForItem:(id)arg1 error:(id*)arg2 ;
  -(BOOL)removeAllThumbnails:(id*)arg1 ;
  -(unsigned long long)totalThumbnailsSize;
  -(id)deleteOldestThumbnailsToFreeAtLeastSpace:(unsigned long long)arg1 error:(id*)arg2 ;
  -(BOOL)insertOrReplaceThumbnailRepresentingFPItem:(id)arg1 size:(unsigned long long)arg2 modificationDate:(id)arg3 fileExtension:(id)arg4 error:(id*)arg5 ;
  -(id)_openDatabaseAtURL:(id)arg1 ;
  -(id)_createDatabaseIfNeededAtURL:(id)arg1 error:(id*)arg2 ;
  -(id)_setupDatabaseTablesIfNeeded:(id)arg1 error:(id*)arg2 ;
  -(void)logError:(id)arg1 onDB:(id)arg2 statement:(id)arg3 ;
  -(void)_closeDatabaseOnItsQueue:(id)arg1 ;
  -(id)oldestThumbnailsToFreeAtLeastSpace:(unsigned long long)arg1 error:(id*)arg2 ;
  -(id)whereClauseForItem:(id)arg1 ;
  -(unsigned long long)totalThumbnailCount;
  -(BOOL)deleteOldestThumbnail;
  @end
  
  