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libs-gdl2/DBModeler/ConsistencyChecker.m
David Ayers 1ac1fc7f7d * DBModeler/ConsistencyChecker.m (attributeDetailsCheckForModel:) 
Fix iterator variable.


git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/gdl2/trunk@30210 72102866-910b-0410-8b05-ffd578937521
2010-04-21 14:05:19 +00:00

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14 KiB
Objective-C
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/**
ConsistencyChecker.m
Author: Matt Rice <ratmice@gmail.com>
Date: 2005, 2006
This file is part of DBModeler.
<license>
DBModeler is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
DBModeler 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with DBModeler; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
</license>
**/
#include "ConsistencyChecker.h"
#include "Preferences.h"
#include <EOModeler/EOModelerApp.h>
#include <EOModeler/EOModelerDocument.h>
#include <EOModeler/EOModelExtensions.h>
#include <EOAccess/EOAttribute.h>
#include <EOAccess/EOEntity.h>
#include <EOAccess/EOModel.h>
#include <EOAccess/EORelationship.h>
#ifdef NeXT_Foundation_LIBRARY
#include <Foundation/Foundation.h>
#else
#include <Foundation/NSNotification.h>
#endif
#define MY_PRETTY NSMutableAttributedString \
mutableAttributedStringWithBoldSubstitutionsWithFormat
static NSMutableArray *successText;
static EOModelerDocument *doc;
@implementation ConsistencyChecker
+(void) initialize
{
[[NSNotificationCenter defaultCenter]
addObserver:self
selector:@selector(beginConsistencyCheck:)
name:EOMCheckConsistencyBeginNotification
object:nil];
[[NSNotificationCenter defaultCenter]
addObserver:self
selector:@selector(endConsistencyCheck:)
name:EOMCheckConsistencyEndNotification
object:nil];
[[NSNotificationCenter defaultCenter]
addObserver:self
selector:@selector(modelConsistencyCheck:)
name:EOMCheckConsistencyForModelNotification
object:nil];
successText = [[NSMutableArray alloc] initWithCapacity:8];
}
+ (void) beginConsistencyCheck:(NSNotification *)notif
{
}
+ (void) endConsistencyCheck:(NSNotification *)notif
{
unsigned i,c;
doc = [notif object];
for (i = 0, c = [successText count]; i < c; i++)
{
[doc appendConsistencyCheckSuccessText:[successText objectAtIndex:i]];
}
doc = nil;
[successText removeAllObjects];
}
/* helper functions */
static void pass(BOOL flag, NSAttributedString *as)
{
if (flag)
{
[successText addObject:as];
}
else
[doc appendConsistencyCheckErrorText: as];
}
static BOOL isInvalid(NSString *str)
{
return (str == nil) || ([str length] == 0) ? YES : NO;
}
+ (void) attributeDetailsCheckForModel:(EOModel *)model
{
NSArray *ents = [model entities];
unsigned i, c;
BOOL flag = YES;
for (i = 0, c = [ents count]; i < c; i++)
{
EOEntity *entity = [ents objectAtIndex:i];
NSArray *arr = [entity attributes];
unsigned j, d;
for (j = 0, d = [arr count]; j < d; j++)
{
EOAttribute *attrib = [arr objectAtIndex:j];
NSString *className = [attrib valueClassName];
if ([[attrib className] isEqualToString:@"NSNumber"])
{
if (isInvalid([attrib externalType]))
{
pass(NO,[MY_PRETTY: @"Fail: %@ of type 'NSNumber has no external type\n",[(EOAttribute *)attrib name]]);
flag = NO;
}
}
/* TODO check whether NSCalendarDate/NSData require valueFactory...*/
if ((!isInvalid(className))
&& (![className isEqual:@"NSString"]
&& ![className isEqual:@"NSNumber"]
&& ![className isEqual:@"NSDecimalNumber"]
&& ![className isEqual:@"NSDate"]
&& ![className isEqual:@"NSData"])
&& (isInvalid([attrib valueFactoryMethodName])))
{
pass(NO,[MY_PRETTY: @"Fail: attribute '%@' of type '%@' requires a value factory method name\n",[(EOAttribute *)attrib name], className]);
flag = NO;
}
}
/* relationship primary key propagation */
arr = [entity relationships];
for (j = 0, d = [arr count]; j < d; j++)
{
EORelationship *rel = [arr objectAtIndex:j];
if ([rel propagatesPrimaryKey] == YES)
{
NSArray *attribs = [rel sourceAttributes];
NSArray *pkAttribs = [[rel entity] primaryKeyAttributes];
unsigned k, e;
id pkey;
BOOL ok = YES;
for (k = 0, e = [pkAttribs count]; ok == YES && k < e; k++)
{
pkey = [pkAttribs objectAtIndex:k];
ok = [attribs containsObject:pkey];
}
if (ok == NO)
{
pass(NO,[MY_PRETTY: @"Fail: relationship '%@' propagates primary key but its source attributes does not contain the source entity's primary key attributes\n",[(EORelationship *)rel name]]);
flag = NO;
}
ok = YES;
attribs = [rel destinationAttributes];
pkAttribs = [[rel destinationEntity] primaryKeyAttributes];
for (k = 0, e = [pkAttribs count]; ok == YES && k < e; k++)
{
pkey = [pkAttribs objectAtIndex:k];
ok = [attribs containsObject:pkey];
}
if (ok == NO)
{
pass(NO, [MY_PRETTY: @"Fail: relationship '%@' propagates primary key but its destination attributes does not contain the destination entity's primary key attributes\n",[(EORelationship *)rel name]]);
flag = NO;
}
}
}
}
if (flag == YES)
pass(YES, [MY_PRETTY: @"Success: attribute detail check\n"]);
}
+ (void) entityStoredProcedureCheckForModel:(EOModel *)model
{
/* TODO */
}
+ (void) storedProcedureCheckForModel:(EOModel *)model
{
/* TODO */
}
+ (void) inheritanceCheckForModel:(EOModel *)model
{
BOOL flag = YES;
NSArray *ents = [model entities];
unsigned i,c;
for (i = 0, c = [ents count]; i < c; i++)
{
EOEntity *ent = [ents objectAtIndex:i];
NSArray *subEnts = [ent subEntities];
unsigned j, d;
for (j = 0, d = [subEnts count]; j < d; j++)
{
EOEntity *subEnt = [subEnts objectAtIndex:j];
NSArray *arr = [ent attributes];
NSArray *subArr = [subEnt attributes];
unsigned k, e;
for (k = 0, e = [arr count]; k < e; k++)
{
EOAttribute *attrib = [arr objectAtIndex:k];
if (![subArr containsObject:[(EOAttribute *)attrib name]])
{
pass(NO, [MY_PRETTY: @"FAIL: sub entity '%@' missing parent's '%@' attribute",[(EOEntity *)subEnt name], [(EOAttribute *)attrib name]]);
flag = NO;
}
}
arr = [ent relationships];
for (k = 0, e = [arr count]; k < e; k++)
{
EORelationship *rel = [arr objectAtIndex:k];
EORelationship *subRel = [subEnt relationshipNamed:[(EORelationship *)rel name]];
if (!subRel || ![[rel definition] isEqual:[subRel definition]])
{
pass(NO, [MY_PRETTY: @"FAIL: sub entity '%@' missing relationship '%@' or definitions do not match", [(EOEntity *)subEnt name], [(EORelationship *)rel name]]);
flag = NO;
}
}
arr = [ent primaryKeyAttributes];
subArr = [subEnt primaryKeyAttributes];
if (![arr isEqual:subArr])
{
pass(NO, [MY_PRETTY: @"FAIL: sub entity '%@' and parent entities primary keys do not match", [(EOEntity *)subEnt name]]);
flag = NO;
}
if ([[subEnt externalName] isEqual:[ent externalName]]
&& (![subEnt restrictingQualifier] || ![ent restrictingQualifier]))
{
pass(NO, [MY_PRETTY: @"FAIL: sub entity '%@' and parent entity in same table must contain a restricting qualifier", [(EOEntity *)subEnt name]]);
flag = NO;
}
}
}
if (flag == YES)
{
pass(YES, [MY_PRETTY: @"Success: inheritance check"]);
}
}
+ (void) relationshipCheckForModel:(EOModel *)model
{
/* TODO */
NSArray *ents = [model entities];
unsigned i, c;
BOOL flag = YES;
for (i = 0, c = [ents count]; i < c; i++)
{
EOEntity *ent = [ents objectAtIndex:i];
NSArray *arr = [ent relationships];
unsigned j, d;
for (j = 0, d = [arr count]; j < d; j++)
{
id rel = [arr objectAtIndex:j];
if (![[rel joins] count])
{
pass(NO,[MY_PRETTY: @"Fail: relationship '%@' does not contain a join\n", [(EORelationship *)rel name]]);
flag = NO;
}
if ([rel isToMany] == NO)
{
NSArray *pkAttribs = [[rel destinationEntity] primaryKeyAttributes];
NSArray *attribs = [rel destinationAttributes];
if (![pkAttribs isEqual:attribs])
{
pass(NO, [MY_PRETTY: @"Fail: destination attributes of relationship '%@' are not the destination entity primary keys\n",[(EORelationship *)rel name]]);
flag = NO;
}
}
if ([rel propagatesPrimaryKey])
{
NSArray *pkAttribs = [[rel entity] primaryKeyAttributes];
NSArray *attribs = [rel sourceAttributes];
unsigned k, e;
BOOL ok = YES;
for (k = 0, e = [pkAttribs count]; ok == YES && k < e; k++)
{
ok = [attribs containsObject: [pkAttribs objectAtIndex:k]];
}
if (ok == NO)
{
pass(NO, [MY_PRETTY: @"Fail: relationship '%@' propagates primary keys but does not contain source entities primary key attributes\n", [(EORelationship *)rel name]]);
flag = NO;
}
pkAttribs = [[rel destinationEntity] primaryKeyAttributes];
attribs = [rel destinationAttributes];
for (k = 0, e = [pkAttribs count]; ok == YES && k < e; k++)
{
ok = [attribs containsObject: [pkAttribs objectAtIndex:k]];
}
if (ok == NO)
{
pass(NO, [MY_PRETTY: @"Fail: relationship '%@' propagates primary keys but does not contain destination entities primary key attributes\n", [(EORelationship *)rel name]]);
flag = NO;
}
if ([[rel inverseRelationship] propagatesPrimaryKey])
{
pass(NO,[MY_PRETTY: @"Fail: both relationship '%@' and inverse relationship '%@' should not propagate primary keys\n", [(EORelationship *)rel name], [(EORelationship *)[rel inverseRelationship] name]]);
flag = NO;
}
}
}
}
if (flag == YES)
pass(YES, [MY_PRETTY: @"Success: relationship check\n"]);
}
+ (void) primaryKeyCheckForModel:(EOModel *)model
{
NSArray *ents = [model entities];
unsigned i,c;
BOOL flag = YES;
for (i = 0, c = [ents count]; i < c; i++)
{
EOEntity *entity = [ents objectAtIndex:i];
NSArray *arr = [entity primaryKeyAttributes];
if (![arr count])
{
pass(NO,[MY_PRETTY: @"Fail: Entity '%@' does not have a primary key.\n", [(EOEntity *)entity name]]);
flag = NO;
}
}
if (flag == YES)
pass(YES, [MY_PRETTY:@"Success: primary key check\n"]);
}
+ (void) externalNameCheckForModel:(EOModel *)model
{
NSArray *ents = [model entities];
NSArray *arr;
unsigned i, c, j, d;
BOOL flag = YES;
for (i = 0,c = [ents count]; i < c; i++)
{
EOEntity *entity = [ents objectAtIndex:i];
NSString *extName = [entity externalName];
if (isInvalid(extName))
{
pass(NO,[MY_PRETTY: @"Fail: Entity '%@' does not have an external name\n",
[(EOEntity *)entity name]]);
flag = NO;
}
arr = [entity attributes];
for (j = 0, d = [arr count]; j<d; j++)
{
EOAttribute *attrib = [arr objectAtIndex:j];
extName = [attrib columnName];
if (isInvalid(extName))
{
pass(NO,[MY_PRETTY: @"Fail: Attribute '%@' does not have an external name\n",
[(EOAttribute *)attrib name]]);
flag = NO;
}
extName = [attrib valueClassName];
if (isInvalid(extName))
{
pass(NO,[MY_PRETTY: @"Fail: Attribute '%@' does not have a value class name\n", [(EOAttribute *)attrib name]]);
flag = NO;
}
}
}
if (flag == YES)
pass(YES, [MY_PRETTY: @"Success: external name check\n"]);
}
+ (void) modelConsistencyCheck:(NSNotification *)notif
{
EOModel *model = [[notif userInfo] objectForKey:EOMConsistencyModelObjectKey];
doc = [notif object];
if ([[DBModelerPrefs sharedPreferences] attributeDetailsCheck])
[self attributeDetailsCheckForModel:model];
if ([[DBModelerPrefs sharedPreferences] primaryKeyCheck])
[self primaryKeyCheckForModel:model];
if ([[DBModelerPrefs sharedPreferences] externalNameCheck])
[self externalNameCheckForModel:model];
if ([[DBModelerPrefs sharedPreferences] relationshipCheck])
[self relationshipCheckForModel:model];
if ([[DBModelerPrefs sharedPreferences] inheritanceCheck])
[self inheritanceCheckForModel:model];
if ([[DBModelerPrefs sharedPreferences] storedProcedureCheck])
[self storedProcedureCheckForModel:model];
if ([[DBModelerPrefs sharedPreferences] entityStoredProcedureCheck])
[self entityStoredProcedureCheckForModel:model];
doc = nil;
}
@end
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