/*
* Copyright (c) 2008, 2009, 2010, 2011, 2012
* Jonathan Schleifer <js@webkeks.org>
*
* All rights reserved.
*
* This file is part of ObjFW. It may be distributed under the terms of the
* Q Public License 1.0, which can be found in the file LICENSE.QPL included in
* the packaging of this file.
*
* Alternatively, it may be distributed under the terms of the GNU General
* Public License, either version 2 or 3, which can be found in the file
* LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
* file.
*/
#include <stdarg.h>
#import "OFObject.h"
#import "OFCollection.h"
#import "OFEnumerator.h"
#import "OFSerialization.h"
#import "OFJSONEncoding.h"
@class OFString;
#ifdef OF_HAVE_BLOCKS
typedef void (^of_array_enumeration_block_t)(id object, size_t index,
BOOL *stop);
typedef BOOL (^of_array_filter_block_t)(id odject, size_t index);
typedef id (^of_array_map_block_t)(id object, size_t index);
typedef id (^of_array_fold_block_t)(id left, id right);
#endif
/**
* \brief An abstract class for storing objects in an array.
*/
@interface OFArray: OFObject <OFCopying, OFMutableCopying, OFCollection,
OFSerialization, OFJSON>
/**
* \brief Creates a new OFArray.
*
* \return A new autoreleased OFArray
*/
+ array;
/**
* \brief Creates a new OFArray with the specified object.
*
* \param object An object
* \return A new autoreleased OFArray
*/
+ arrayWithObject: (id)object;
/**
* \brief Creates a new OFArray with the specified objects, terminated by nil.
*
* \param firstObject The first object in the array
* \return A new autoreleased OFArray
*/
+ arrayWithObjects: (id)firstObject, ...;
/**
* \brief Creates a new OFArray with the objects from the specified array.
*
* \param array An array
* \return A new autoreleased OFArray
*/
+ arrayWithArray: (OFArray*)array;
/**
* \brief Creates a new OFArray with the objects from the specified C array.
*
* \param objects A C array of objects, terminated with nil
* \return A new autoreleased OFArray
*/
+ arrayWithCArray: (id*)objects;
/**
* \brief Creates a new OFArray with the objects from the specified C array of
* the specified length.
*
* \param objects A C array of objects
* \param length The length of the C array
* \return A new autoreleased OFArray
*/
+ arrayWithCArray: (id*)objects
length: (size_t)length;
/**
* \brief Initializes an OFArray with the specified object.
*
* \param object An object
* \return An initialized OFArray
*/
- initWithObject: (id)object;
/**
* \brief Initializes an OFArray with the specified objects.
*
* \param firstObject The first object
* \return An initialized OFArray
*/
- initWithObjects: (id)firstObject, ...;
/**
* \brief Initializes an OFArray with the specified object and a va_list.
*
* \param firstObject The first object
* \param arguments A va_list
* \return An initialized OFArray
*/
- initWithObject: (id)firstObject
arguments: (va_list)arguments;
/**
* \brief Initializes an OFArray with the objects from the specified array.
*
* \param array An array
* \return An initialized OFArray
*/
- initWithArray: (OFArray*)array;
/**
* \brief Initializes an OFArray with the objects from the specified C array.
*
* \param objects A C array of objects, terminated with nil
* \return An initialized OFArray
*/
- initWithCArray: (id*)objects;
/**
* \brief Initializes an OFArray with the objects from the specified C array of
* the specified length.
*
* \param objects A C array of objects
* \param length The length of the C array
* \return An initialized OFArray
*/
- initWithCArray: (id*)objects
length: (size_t)length;
/**
* \brief Returns a specified object of the array.
*
* The returned object is <i>not</i> retained and autoreleased for performance
* reasons!
*
* \param index The number of the object to return
* \return The specified object of the OFArray
*/
- (id)objectAtIndex: (size_t)index;
/**
* \brief Copies the objects at the specified range to the specified buffer.
*
* \param buffer The buffer to copy the objects to
* \param range The range to copy
*/
- (void)getObjects: (id*)buffer
inRange: (of_range_t)range;
/**
* \brief Returns the objects of the array as a C array.
*
* \return The objects of the array as a C array
*/
- (id*)cArray;
/**
* \brief Returns the index of the first object that is equivalent to the
* specified object or OF_INVALID_INDEX if it was not found.
*
* \param object The object whose index is returned
* \return The index of the first object equivalent to the specified object
* or OF_INVALID_INDEX if it was not found
*/
- (size_t)indexOfObject: (id)object;
/**
* \brief Returns the index of the first object that has the same address as the
* specified object or OF_INVALID_INDEX if it was not found.
*
* \param object The object whose index is returned
* \return The index of the first object that has the same aaddress as
* the specified object or OF_INVALID_INDEX if it was not found
*/
- (size_t)indexOfObjectIdenticalTo: (id)object;
/**
* \brief Checks whether the array contains an object with the specified
* address.
*
* \param object The object which is checked for being in the array
* \return A boolean whether the array contains an object with the specified
* address.
*/
- (BOOL)containsObjectIdenticalTo: (id)object;
/**
* \brief Returns the first object of the array or nil.
*
* The returned object is <i>not</i> retained and autoreleased for performance
* reasons!
*
* \return The first object of the array or nil
*/
- (id)firstObject;
/**
* \brief Returns the last object of the array or nil.
*
* The returned object is <i>not</i> retained and autoreleased for performance
* reasons!
*
* \return The last object of the array or nil
*/
- (id)lastObject;
/**
* \brief Returns the objects in the specified range as a new OFArray.
*
* \param range The range for the subarray
* \return The subarray as a new autoreleased OFArray
*/
- (OFArray*)objectsInRange: (of_range_t)range;
/**
* \brief Creates a string by joining all objects of the array.
*
* \param separator The string with which the objects should be joined
* \return A string containing all objects joined by the separator
*/
- (OFString*)componentsJoinedByString: (OFString*)separator;
/**
* \brief Creates a string by calling the selector on all objects of the array
* and joining the strings returned by calling the selector.
*
* \param separator The string with which the objects should be joined
* \param selector The selector to perform on the objects
* \return A string containing all objects joined by the separator
*/
- (OFString*)componentsJoinedByString: (OFString*)separator
usingSelector: (SEL)selector;
/**
* \brief Performs the specified selector on all objects in the array.
*
* \param selector The selector to perform on all objects in the array
*/
- (void)makeObjectsPerformSelector: (SEL)selector;
/**
* \brief Performs the specified selector on all objects in the array with the
* specified object.
*
* \param selector The selector to perform on all objects in the array
* \param object The object to perform the selector with on all objects in the
* array
*/
- (void)makeObjectsPerformSelector: (SEL)selector
withObject: (id)object;
#ifdef OF_HAVE_BLOCKS
/**
* \brief Executes a block for each object.
*
* \param block The block to execute for each object
*/
- (void)enumerateObjectsUsingBlock: (of_array_enumeration_block_t)block;
/**
* \brief Creates a new array, mapping each object using the specified block.
*
* \param block A block which maps an object for each object
* \return A new, autoreleased OFArray
*/
- (OFArray*)mappedArrayUsingBlock: (of_array_map_block_t)block;
/**
* \brief Creates a new array, only containing the objects for which the block
* returns YES.
*
* \param block A block which determines if the object should be in the new
* array
* \return A new, autoreleased OFArray
*/
- (OFArray*)filteredArrayUsingBlock: (of_array_filter_block_t)block;
/**
* \brief Folds the array to a single object using the specified block.
*
* If the array is empty, it will return nil.
*
* If there is only one object in the array, that object will be returned and
* the block will not be invoked.
*
* If there are at least two objects, the block is invoked for each object
* except the first, where left is always to what the array has already been
* folded and right what should be added to left.
*
* \param block A block which folds two objects into one, which is called for
* all objects except the first
* \return The array folded to a single object
*/
- (id)foldUsingBlock: (of_array_fold_block_t)block;
#endif
@end
@interface OFArrayEnumerator: OFEnumerator
{
OFArray *array;
size_t count;
unsigned long mutations;
unsigned long *mutationsPtr;
size_t position;
}
- initWithArray: (OFArray*)data
mutationsPtr: (unsigned long*)mutationsPtr;
@end
#import "OFMutableArray.h"