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gc improvements

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git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@28234 72102866-910b-0410-8b05-ffd578937521
This commit is contained in:
rfm 2009-04-19 10:03:18 +00:00
parent 4de027cd20
commit 4bb86f10be
8 changed files with 1059 additions and 233 deletions
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114
Source/NSHashTable.m
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@ -30,10 +30,12 @@
#include "Foundation/NSArray.h"
#include "Foundation/NSException.h"
#include "Foundation/NSPointerFunctions.h"
#include "Foundation/NSSet.h"
#include "Foundation/NSZone.h"
#include "Foundation/NSHashTable.h"
#include "Foundation/NSDebug.h"
#include "NSCallBacks.h"
#include "GSPrivate.h"
@implementation NSHashTable
@ -103,12 +105,26 @@ static Class concreteClass = 0;
- (NSArray*) allObjects
{
return [self subclassResponsibility: _cmd];
NSEnumerator *enumerator;
unsigned nodeCount = [self count];
unsigned index;
NSArray *a;
GS_BEGINITEMBUF(objects, nodeCount, id);
enumerator = [self objectEnumerator];
index = 0;
while ((objects[index] = [enumerator nextObject]) != nil)
{
index++;
}
a = [[[NSArray alloc] initWithObjects: objects count: nodeCount] autorelease];
GS_ENDITEMBUF();
return a;
}
- (id) anyObject
{
return [self subclassResponsibility: _cmd];
return [[self objectEnumerator] nextObject];
}
- (BOOL) containsObject: (id)anObject
@ -140,7 +156,7 @@ static Class concreteClass = 0;
- (NSUInteger) hash
{
return (NSUInteger)[self subclassResponsibility: _cmd];
return [self count];
}
- (id) initWithCoder: (NSCoder*)aCoder
@ -150,12 +166,45 @@ static Class concreteClass = 0;
- (void) intersectHashTable: (NSHashTable*)other
{
[self subclassResponsibility: _cmd];
unsigned count = [self count];
if (count > 0)
{
NSEnumerator *enumerator;
NSMutableArray *array;
id object;
array = [NSMutableArray arrayWithCapacity: count];
enumerator = [self objectEnumerator];
while ((object = [enumerator nextObject]) != nil)
{
if ([other member: object] != nil)
{
[array addObject: object];
}
}
enumerator = [array objectEnumerator];
while ((object = [enumerator nextObject]) != nil)
{
[self removeObject: object];
}
}
}
- (BOOL) intersectsHashTable: (NSHashTable*)other
{
return (BOOL)(uintptr_t)[self subclassResponsibility: _cmd];
NSEnumerator *enumerator;
id object;
enumerator = [self objectEnumerator];
while ((object = [enumerator nextObject]) != nil)
{
if ([other member: object] != nil)
{
return YES;
}
}
return NO;
}
- (BOOL) isEqual: (id)other
@ -171,7 +220,18 @@ static Class concreteClass = 0;
- (BOOL) isSubsetOfHashTable: (NSHashTable*)other
{
return (BOOL)(uintptr_t)[self subclassResponsibility: _cmd];
NSEnumerator *enumerator;
id object;
enumerator = [self objectEnumerator];
while ((object = [enumerator nextObject]) != nil)
{
if ([other member: object] == nil)
{
return NO;
}
}
return YES;
}
- (id) member: (id)object
@ -181,7 +241,17 @@ static Class concreteClass = 0;
- (void) minusHashTable: (NSHashTable*)other
{
[self subclassResponsibility: _cmd];
if ([self count] > 0 && [other count] > 0)
{
NSEnumerator *enumerator;
id object;
enumerator = [other objectEnumerator];
while ((object = [enumerator nextObject]) != nil)
{
[self removeObject: object];
}
}
}
- (NSEnumerator*) objectEnumerator
@ -196,7 +266,14 @@ static Class concreteClass = 0;
- (void) removeAllObjects
{
[self subclassResponsibility: _cmd];
NSEnumerator *enumerator;
id object;
enumerator = [[self allObjects] objectEnumerator];
while ((object = [enumerator nextObject]) != nil)
{
[self removeObject: object];
}
}
- (void) removeObject: (id)aKey
@ -206,12 +283,29 @@ static Class concreteClass = 0;
- (NSSet*) setRepresentation
{
return [self subclassResponsibility: _cmd];
NSEnumerator *enumerator;
NSMutableSet *set;
id object;
set = [NSMutableSet setWithCapacity: [self count]];
enumerator = [[self allObjects] objectEnumerator];
while ((object = [enumerator nextObject]) != nil)
{
[set addObject: object];
}
return [[set copy] autorelease];
}
- (void) unionHashTable: (NSHashTable*)other
{
[self subclassResponsibility: _cmd];
NSEnumerator *enumerator;
id object;
enumerator = [other objectEnumerator];
while ((object = [enumerator nextObject]) != nil)
{
[self addObject: object];
}
}
@end