/usr/include/GNUstep/EOAccess/EOAdaptorContext.h is in libgnustep-dl2-dev 0.12.0-15.1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 | /* -*-objc-*-
EOAdaptorContext.h
Copyright (C) 2000,2002,2003,2004,2005 Free Software Foundation, Inc.
Author: Mirko Viviani <mirko.viviani@gmail.com>
Date: February 2000
This file is part of the GNUstep Database Library.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 3 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this library; see the file COPYING.LIB.
If not, write to the Free Software Foundation,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef __EOAdaptorContext_h__
#define __EOAdaptorContext_h__
#ifdef GNUSTEP
#include <Foundation/NSString.h>
#else
#include <Foundation/Foundation.h>
#endif
#include <EOAccess/EODefines.h>
@class NSMutableArray;
@class NSString;
@class EOAdaptor;
@class EOAdaptorChannel;
typedef enum {
EODelegateRejects,
EODelegateApproves,
EODelegateOverrides
} EODelegateResponse;
/* The EOAdaptorContext class could be overriden for a concrete database
adaptor. You have to override only those methods marked in this header
with 'override'.
*/
@interface EOAdaptorContext : NSObject
{
EOAdaptor *_adaptor;
NSMutableArray *_channels; // values with channels
id _delegate; // not retained
unsigned short _transactionNestingLevel;
BOOL _debug;
/* Flags used to check if the delegate responds to several messages */
struct {
unsigned shouldConnect:1;
unsigned shouldBegin:1;
unsigned didBegin:1;
unsigned shouldCommit:1;
unsigned didCommit:1;
unsigned shouldRollback:1;
unsigned didRollback:1;
} _delegateRespondsTo;
}
+ (EOAdaptorContext *)adaptorContextWithAdaptor: (EOAdaptor *)adaptor;
- (id)initWithAdaptor: (EOAdaptor *)adaptor;
- (EOAdaptor *)adaptor;
- (EOAdaptorChannel *)createAdaptorChannel; // override
- (NSArray *)channels;
- (BOOL)hasOpenChannels;
- (BOOL)hasBusyChannels;
- (id)delegate;
- (void)setDelegate: (id)delegate;
- (void)handleDroppedConnection;
@end
@interface EOAdaptorContext (EOTransactions)
- (void)beginTransaction;
- (void)commitTransaction;
- (void)rollbackTransaction;
- (void)transactionDidBegin;
- (void)transactionDidCommit;
- (void)transactionDidRollback;
- (BOOL)hasOpenTransaction;
- (BOOL)canNestTransactions; // override
- (unsigned)transactionNestingLevel;
+ (void)setDebugEnabledDefault: (BOOL)flag;
+ (BOOL)debugEnabledDefault;
- (void)setDebugEnabled: (BOOL)debugEnabled;
- (BOOL)isDebugEnabled;
@end /* EOAdaptorContext (EOTransactions) */
@interface EOAdaptorContext(Private)
- (void)_channelDidInit: (id)channel;
- (void)_channelWillDealloc: (id)channel;
@end
@interface NSObject (EOAdaptorContextDelegation)
- (BOOL)adaptorContextShouldConnect: (id)context;
- (BOOL)adaptorContextShouldBegin: (id)context;
- (void)adaptorContextDidBegin: (id)context;
- (BOOL)adaptorContextShouldCommit: (id)context;
- (void)adaptorContextDidCommit: (id)context;
- (BOOL)adaptorContextShouldRollback: (id)context;
- (void)adaptorContextDidRollback: (id)context;
@end /* NSObject(EOAdaptorContextDelegate) */
GDL2ACCESS_EXPORT NSString *EOAdaptorContextBeginTransactionNotification;
GDL2ACCESS_EXPORT NSString *EOAdaptorContextCommitTransactionNotification;
GDL2ACCESS_EXPORT NSString *EOAdaptorContextRollbackTransactionNotification;
#endif /* __EOAdaptorContext_h__*/
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