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9931b82a55
git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/gdl2/trunk@15102 72102866-910b-0410-8b05-ffd578937521
230 lines
6.2 KiB
Objective-C
230 lines
6.2 KiB
Objective-C
/*
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EORelationship.h
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Copyright (C) 2000 Free Software Foundation, Inc.
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Author: Mirko Viviani <mirko.viviani@rccr.cremona.it>
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Date: February 2000
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This file is part of the GNUstep Database Library.
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with this library; see the file COPYING.LIB.
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If not, write to the Free Software Foundation,
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59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifndef __EORelationship_h__
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#define __EORelationship_h__
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#import <Foundation/NSString.h>
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#include <gnustep/base/GCObject.h>
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#import <EOControl/EOClassDescription.h>
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#import <EOControl/EOQualifier.h>
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#import <EOAccess/EOJoin.h>
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#import <EOAccess/EOPropertyListEncoding.h>
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@class EOEntity;
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@class EOAttribute;
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@class EOExpressionArray;
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@class EOMKKDSubsetMapping;
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typedef enum {
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EOInnerJoin = 0,
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EOFullOuterJoin,
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EOLeftOuterJoin,
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EORightOuterJoin
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} EOJoinSemantic;
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@interface EORelationship : GCObject <EOPropertyListEncoding>
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{
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NSString *_name;
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EOQualifier *_qualifier;
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NSMutableDictionary *_sourceNames;
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NSMutableDictionary *_destinationNames;
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NSDictionary *_userInfo;
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NSDictionary *_internalInfo;
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NSString *_docComment;
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NSDictionary *_sourceToDestinationKeyMap;
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unsigned int _batchCount;
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EOJoinSemantic _joinSemantic;
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struct {
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unsigned int isToMany:1;
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unsigned int useBatchFaulting:1;
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unsigned int deleteRule:2;
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unsigned int isMandatory:1;
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unsigned int ownsDestination:1;
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unsigned int propagatesPrimaryKey:1;
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unsigned int createsMutableObjects:1;
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unsigned int isBidirectional:1;
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unsigned int extraRefCount:23;
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} _flags;
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id _sourceRowToForeignKeyMapping;
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/* Garbage collectable objects */
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EOExpressionArray *_definitionArray;
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EORelationship *_inverseRelationship;
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EORelationship *_hiddenInverseRelationship;
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EOEntity *_entity;
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EOEntity *_destination;
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GCMutableArray *_joins;
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/* Computed values */
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GCArray *_sourceAttributes;
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GCArray *_destinationAttributes;
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GCMutableArray *_componentRelationships;//Used ????
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}
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+ (id) relationshipWithPropertyList: (NSDictionary *)propertyList
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owner: (id)owner;
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- (NSString *)name;
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- (EOEntity *)entity;
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- (EOEntity *)destinationEntity;
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- (NSString *)definition;
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- (BOOL)isFlattened;
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- (BOOL)isToMany;
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- (BOOL)isCompound;
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- (BOOL) isParentRelationship;
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- (NSArray *)sourceAttributes;
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- (NSArray *)destinationAttributes;
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- (NSArray *)joins;
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- (EOJoinSemantic)joinSemantic;
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- (NSString*)joinSemanticString;
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- (NSArray *)componentRelationships;
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- (NSDictionary *)userInfo;
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- (BOOL)referencesProperty: (id)property;
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- (EODeleteRule)deleteRule;
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- (BOOL)isMandatory;
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- (BOOL)propagatesPrimaryKey;
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- (BOOL)isBidirectional;
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- (EORelationship *)hiddenInverseRelationship;
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- (EORelationship *)inverseRelationship;
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- (EORelationship *)anyInverseRelationship;
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- (unsigned int)numberOfToManyFaultsToBatchFetch;
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- (BOOL)ownsDestination;
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- (EOQualifier *)qualifierWithSourceRow: (NSDictionary *)sourceRow;
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@end
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@interface EORelationship(EORelationshipEditing)
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- (NSException *)validateName: (NSString *)name;
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- (void)setName: (NSString *)name;
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- (void)setDefinition: (NSString *)definition;
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- (void)setEntity: (EOEntity *)entity;
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- (void)setToMany: (BOOL)yn;
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- (void)setPropagatesPrimaryKey: (BOOL)yn;
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- (void)setIsBidirectional:(BOOL)yn;
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- (void)setOwnsDestination: (BOOL)yn;
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- (void)addJoin: (EOJoin *)join;
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- (void)removeJoin: (EOJoin *)join;
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- (void)setJoinSemantic: (EOJoinSemantic)joinSemantic;
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- (void)setUserInfo: (NSDictionary *)dictionary;
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- (void)setInternalInfo: (NSDictionary *)dictionary;
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- (void)beautifyName;
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- (void)setNumberOfToManyFaultsToBatchFetch: (unsigned int)size;
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- (void)setDeleteRule: (EODeleteRule)deleteRule;
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- (void)setIsMandatory: (BOOL)isMandatory;
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- (void)setDocComment: (NSString *)docComment;
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@end
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@interface EORelationship(EORelationshipValueMapping)
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- (NSException *)validateValue: (id *)valueP;
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@end
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@interface EORelationship (EORelationshipPrivate)
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/*+ (EORelationship*)relationshipFromPropertyList: (id)propertyList
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model: (EOModel*)model;
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- (void)replaceStringsWithObjects;
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- (void)initFlattenedRelationship;
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- (id)propertyList;*/
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- (void)setCreateMutableObjects: (BOOL)flag;
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- (BOOL)createsMutableObjects;
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- (void)setInverseRelationship: (EORelationship*)relationship;
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@end /* EORelationship (EORelationshipPrivate) */
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@interface EORelationship (EORelationshipXX)
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- (NSArray*) _intermediateAttributes;
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- (EORelationship*) lastRelationship;
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- (EORelationship*) firstRelationship;
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- (id) intermediateEntity;
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- (BOOL) isMultiHop;
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- (void) _setSourceToDestinationKeyMap: (id)param0;
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- (id) qualifierForDBSnapshot: (id)param0;
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- (id) primaryKeyForTargetRowFromSourceDBSnapshot: (id)param0;
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- (NSString*)relationshipPath;
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- (BOOL)isToManyToOne;
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- (NSDictionary*)_sourceToDestinationKeyMap;
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- (BOOL)foreignKeyInDestination;
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@end
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@interface EORelationship (EORelationshipPrivate2)
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- (BOOL) isPropagatesPrimaryKeyPossible;
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- (id) qualifierOmittingAuxiliaryQualifierWithSourceRow: (id)param0;
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- (id) auxiliaryQualifier;
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- (void) setAuxiliaryQualifier: (id)param0;
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- (id) _foreignKeyForSourceRow: (NSDictionary*)row;
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- (EOMKKDSubsetMapping*) _sourceRowToForeignKeyMapping;
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- (NSArray*) _sourceAttributeNames;
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- (EOJoin*) joinForAttribute: (EOAttribute*)attribute;
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- (void) _flushCache;
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- (EOExpressionArray*) _definitionArray;
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- (NSString*) _stringFromDeleteRule: (EODeleteRule)deleteRule;
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- (EODeleteRule) _deleteRuleFromString: (NSString*)deleteRuleString;
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- (NSDictionary*) _rightSideKeyMap;
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- (NSDictionary*) _leftSideKeyMap;
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- (EORelationship*)_substitutionRelationshipForRow: (NSDictionary*)row;
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- (void) _joinsChanged;
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@end
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#endif /* __EORelationship_h__ */
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