/*
* Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
*
* @APPLE_LICENSE_HEADER_START@
*
* "Portions Copyright (c) 1999 Apple Computer, Inc. All Rights
* Reserved. This file contains Original Code and/or Modifications of
* Original Code as defined in and that are subject to the Apple Public
* Source License Version 1.0 (the 'License'). You may not use this file
* except in compliance with the License. Please obtain a copy of the
* License at http://www.apple.com/publicsource and read it before using
* this file.
*
* The Original Code and all software distributed under the License are
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
* License for the specific language governing rights and limitations
* under the License."
*
* @APPLE_LICENSE_HEADER_END@
*/
/*
* LUArray.m
*
* Simple array of objects.
*
* Copyright (c) 1995, NeXT Computer Inc.
* All rights reserved.
* Written by Marc Majka
*/
#import "LUArray.h"
#import <NetInfo/dsutil.h>
#import <stdlib.h>
@implementation LUArray
- (void)setBanner:(char *)str
{
if (banner != NULL) freeString(banner);
banner = NULL;
if (str != NULL) banner = copyString(str);
}
- (char *)banner
{
return banner;
}
- (void)print
{
[self print:stdout];
}
- (void)print:(FILE *)f
{
int i;
fprintf(f, "Array: \" fprintf(f, "[\n");
for (i = 0; i < count; i++)
{
if ([obj[i] respondsTo:@selector(print:)]) [obj[i] print:f];
else fprintf(f, "object 0x }
fprintf(f, "]\n");
}
- (LUArray *)init
{
char str[64];
[super init];
obj = NULL;
retainCount = 1;
count = 0;
validationStamps = NULL;
validationStampCount = 0;
lock = [[Lock alloc] initThreadLock];
sprintf(str, "A-0x banner = copyString(str);
return self;
}
- (unsigned int)retainCount
{
return retainCount;
}
- (id)retain
{
[lock lock];
retainCount++;
[lock unlock];
return self;
}
- (void)release
{
BOOL pleaseReleaseMe;
pleaseReleaseMe = NO;
[lock lock];
retainCount--;
if (retainCount == 0) pleaseReleaseMe = YES;
[lock unlock];
if (pleaseReleaseMe) [self dealloc];
}
- (void)dealloc
{
[self releaseObjects];
[self releaseValidationStamps];
freeString(banner);
banner = NULL;
[lock free];
[super dealloc];
}
- (void)releaseObjects
{
int i;
for (i = 0; i < count; i++)
[obj[i] release];
count = 0;
if (obj != NULL) free(obj);
obj = NULL;
}
- (void)releaseValidationStamps
{
int i;
for (i = 0; i < validationStampCount; i++)
[validationStamps[i] release];
if (validationStamps != NULL) free(validationStamps);
validationStamps = NULL;
validationStampCount = 0;
}
- (unsigned int)indexForObject:(id)anObject
{
int i;
if (anObject == nil) return IndexNull;
for (i = 0; i < count; i++)
{
if (anObject == obj[i]) return i;
}
return IndexNull;
}
- (BOOL)containsObject:(id)anObject
{
return ([self indexForObject:anObject] != IndexNull);
}
- (unsigned int)count
{
return count;
}
- (void)addObject:(id)anObject
{
if (anObject == nil) return;
if (count == 0) obj = (id *)malloc(sizeof(id));
else obj = (id *)realloc(obj, (count + 1) * sizeof(id));
obj[count] = anObject;
[anObject retain];
count++;
}
- (void)insertObject:(id)anObject atIndex:(unsigned int)where
{
int i;
if (anObject == nil) return;
if (where >= count)
{
[self addObject:anObject];
return;
}
if (count == 0) obj = (id *)malloc(sizeof(id));
else obj = (id *)realloc(obj, (count + 1) * sizeof(id));
count++;
for (i = count; i > where; i--) obj[i] = obj[i - 1];
obj[where] = anObject;
[anObject retain];
}
- (void)removeObject:(id)anObject
{
if (anObject == nil) return;
[self removeObjectAtIndex:[self indexForObject:anObject]];
}
- (void)removeObjectAtIndex:(unsigned int)where
{
int i;
if (where == IndexNull) return;
if (where >= count) return;
[obj[where] release];
count--;
for (i = where; i < count; i++) obj[i] = obj[i + 1];
obj = (id *)realloc(obj, count * sizeof(id));
}
- (void)replaceObjectAtIndex:(unsigned int)where withObject:(id)anObject
{
if (where == IndexNull) return;
if (where >= count) return;
if (anObject == nil) return;
[obj[where] release];
obj[where] = anObject;
}
- (id)objectAtIndex:(unsigned int)where
{
if (where == IndexNull) return nil;
if (where >= count) return nil;
return obj[where];
}
- (void)addValidationStamp:(id)anObject
{
if (anObject == nil) return;
if (validationStampCount == 0)
validationStamps = (id *)malloc(sizeof(id));
else
validationStamps = (id *)realloc(validationStamps,
(validationStampCount + 1) * sizeof(id));
validationStamps[validationStampCount] = anObject;
[anObject retain];
validationStampCount++;
}
- (unsigned int)validationStampCount
{
return validationStampCount;
}
- (id)validationStampAtIndex:(unsigned int)where
{
if (where >= validationStampCount) return nil;
return validationStamps[where];
}
@end