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79 lines
2.7 KiB
79 lines
2.7 KiB
/*
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* [The "BSD license"]
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* Copyright (c) 2011 Terence Parr and Alan Condit
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#import <Foundation/Foundation.h>
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/**
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* Iterator for an array so I don't have to copy the array to a List
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* just to make it iteratable.
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*/
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/*
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* this is the state structure for FastEnumeration
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typedef struct {
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unsigned long state;
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id *itemsPtr;
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unsigned long *mutationsPtr;
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unsigned long extra[5];
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} NSFastEnumerationState;
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*/
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@interface ArrayIterator : NSObject {
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__strong id peekObj;
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/**
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* NSArrays are fixed size; precompute count.
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*/
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NSInteger count;
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NSInteger index;
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__strong NSArray *anArray;
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}
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+ (ArrayIterator *) newIterator:(NSArray *)array;
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+ (ArrayIterator *) newIteratorForDictKey:(NSDictionary *)dict;
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+ (ArrayIterator *) newIteratorForDictObj:(NSDictionary *)dict;
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- (id) initWithArray:(NSArray *)array;
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- (id) initWithDictKey:(NSDictionary *)dict;
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- (id) initWithDictObj:(NSDictionary *)dict;
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- (BOOL) hasNext;
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- (id) nextObject;
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- (NSArray *)allObjects;
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- (void) removeObjectAtIndex:(NSInteger)idx;
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- (NSInteger) count;
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- (void) setCount:(NSInteger)cnt;
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- (void) dealloc;
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@property (retain) id peekObj;
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@property (assign, getter=count, setter=setCount:) NSInteger count;
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@property (assign) NSInteger index;
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@property (retain) NSArray *anArray;
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@end
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