/usr/include/GNUstep/GDLAccess/EOSQLQualifier.h is in libsope-dev 2.2.17-1build2.
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EOSQLQualifier.h
Copyright (C) 1996 Free Software Foundation, Inc.
Author: Ovidiu Predescu <ovidiu@bx.logicnet.ro>
Helge Hess <helge.hess@mdlink.de>
Date: September 1996
November 1999
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 2 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,
59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef __EOSQLQualifier_h__
#define __EOSQLQualifier_h__
#import <EOControl/EOQualifier.h>
#import <GDLAccess/EOExpressionArray.h>
/*
EOSQLQualifier
TODO: document
Note: the expression context is the EOSQLExpression.
*/
@class NSDictionary, NSString, NSMutableSet;
@class EOEntity, EORelationship, EOExpressionArray, EOSQLQualifier;
@class EOSQLExpression;
@protocol EOQualifierSQLGeneration
- (NSString *)sqlStringForSQLExpression:(EOSQLExpression *)_sqlExpr;
- (EOQualifier *)schemaBasedQualifierWithRootEntity:(EOEntity *)_entity;
@end
@interface EOSQLQualifier : EOQualifier < NSCopying >
{
/* TODO: these should be GCMutableSet */
NSMutableSet *relationshipPaths;
NSMutableSet *additionalEntities;
/* Garbage collectable objects */
EOEntity *entity;
EOExpressionArray *content;
BOOL usesDistinct;
}
/* Combining qualifiers */
- (void)negate;
- (void)conjoinWithQualifier:(EOSQLQualifier*)qualifier;
- (void)disjoinWithQualifier:(EOSQLQualifier*)qualifier;
/* Getting the entity */
- (EOEntity *)entity;
/* Checking the definition */
- (BOOL)isEmpty;
/* Accessing the distinct selection */
- (void)setUsesDistinct:(BOOL)flag;
- (BOOL)usesDistinct;
/* Accessing the relationships referred within qualifier */
- (NSMutableSet*)relationshipPaths;
- (NSMutableSet*)additionalEntities;
/* Getting the expression value */
- (NSString*)expressionValueForContext:(id<EOExpressionContext>)ctx;
/* Private methods */
- (void)_computeRelationshipPaths:(NSArray *)_relationshipPaths;
- (void)_computeRelationshipPaths;
- (EOSQLQualifier *)sqlQualifierForEntity:(EOEntity *)_entity;
@end
@interface EOSQLQualifier(QualifierCreation)
- (id)initWithEntity:(EOEntity *)_entity
qualifierFormat:(NSString *)_qualifierFormat, ...;
- (id)initWithEntity:(EOEntity *)_entity
qualifierFormat:(NSString *)_qualifierFormat
argumentsArray:(NSArray *)_args;
/* Creating instances */
+ (EOSQLQualifier *)qualifierForRow:(NSDictionary *)row
entity:(EOEntity *)entity;
+ (EOSQLQualifier *)qualifierForPrimaryKey:(NSDictionary *)key
entity:(EOEntity *)entity;
+ (EOSQLQualifier *)qualifierForRow:(NSDictionary *)row
relationship:(EORelationship *)relationship;
+ (EOSQLQualifier *)qualifierForObject:(id)sourceObject
relationship:(EORelationship *)relationship;
@end
@interface EOQualifier(SQLQualifier)
- (EOSQLQualifier *)sqlQualifierForEntity:(EOEntity *)_entity;
@end
@interface EOAndQualifier(SQLGeneration) < EOQualifierSQLGeneration >
@end
@interface EOOrQualifier(SQLGeneration) < EOQualifierSQLGeneration >
@end
@interface EONotQualifier(SQLGeneration) < EOQualifierSQLGeneration >
@end
@interface EOKeyValueQualifier(SQLGeneration) < EOQualifierSQLGeneration >
@end
@interface EOKeyComparisonQualifier(SQLGeneration) < EOQualifierSQLGeneration >
@end
#endif /* __EOSQLQualifier_h__ */
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