baseten / Sources / BXDatabaseObjectModel.h

// BXDatabaseObjectModel.h
// BaseTen
// Copyright (C) 2009-2010 Marko Karppinen & Co. LLC.
// Before using this software, please review the available licensing options
// by visiting or by contacting
// us at Without an additional license, this software
// may be distributed only in compliance with the GNU General Public License.
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License, version 2.0,
// as published by the Free Software Foundation.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
// $Id$

#import <Foundation/Foundation.h>

@class BXDatabaseObjectModelStorage;
@class BXDatabaseContext;
@class BXEntityDescription;
@class NSEntityDescription;

@interface BXDatabaseObjectModel : NSObject 
	BXDatabaseObjectModelStorage* mStorage;
	NSURL* mStorageKey;
	NSMutableDictionary* mEntitiesBySchemaAndName;
	volatile NSInteger mConnectionCount;
	volatile BOOL mReloading;
+ (NSError *) errorForMissingEntity: (NSString *) name inSchema: (NSString *) schemaName;

- (BOOL) canCreateEntityDescriptions;

- (NSArray *) entities;
- (BXEntityDescription *) entityForTable: (NSString *) tableName;
- (BXEntityDescription *) entityForTable: (NSString *) tableName inSchema: (NSString *) schemaName;
- (NSDictionary *) entitiesBySchemaAndName: (BXDatabaseContext *) context reload: (BOOL) shouldReload error: (NSError **) outError;

- (BOOL) entity: (NSEntityDescription *) entity existsInSchema: (NSString *) schemaName;
- (BXEntityDescription *) matchingEntity: (NSEntityDescription *) entity inSchema: (NSString *) schemaName;
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