ObjFW
OFTriple.h
1 /*
2  * Copyright (c) 2008-2024 Jonathan Schleifer <js@nil.im>
3  *
4  * All rights reserved.
5  *
6  * This program is free software: you can redistribute it and/or modify it
7  * under the terms of the GNU Lesser General Public License version 3.0 only,
8  * as published by the Free Software Foundation.
9  *
10  * This program is distributed in the hope that it will be useful, but WITHOUT
11  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12  * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
13  * version 3.0 for more details.
14  *
15  * You should have received a copy of the GNU Lesser General Public License
16  * version 3.0 along with this program. If not, see
17  * <https://www.gnu.org/licenses/>.
18  */
19 
20 #import "OFObject.h"
21 
22 OF_ASSUME_NONNULL_BEGIN
23 
29 @interface OFTriple OF_GENERIC(FirstType, SecondType, ThirdType):
31 #if !defined(OF_HAVE_GENERICS) && !defined(DOXYGEN)
32 # define FirstType id
33 # define SecondType id
34 # define ThirdType id
35 #endif
36 {
37  FirstType _Nullable _firstObject;
38  SecondType _Nullable _secondObject;
39  ThirdType _Nullable _thirdObject;
40  OF_RESERVE_IVARS(OFTriple, 4)
41 }
42 
46 @property OF_NULLABLE_PROPERTY (readonly, nonatomic, retain)
47  FirstType firstObject;
48 
52 @property OF_NULLABLE_PROPERTY (readonly, nonatomic, retain)
53  SecondType secondObject;
54 
58 @property OF_NULLABLE_PROPERTY (readonly, nonatomic, retain)
59  ThirdType thirdObject;
60 
69 + (instancetype)tripleWithFirstObject: (nullable FirstType)firstObject
70  secondObject: (nullable SecondType)secondObject
71  thirdObject: (nullable ThirdType)thirdObject;
72 
81 - (instancetype)initWithFirstObject: (nullable FirstType)firstObject
82  secondObject: (nullable SecondType)secondObject
83  thirdObject: (nullable ThirdType)thirdObject
84  OF_DESIGNATED_INITIALIZER;
85 #if !defined(OF_HAVE_GENERICS) && !defined(DOXYGEN)
86 # undef FirstType
87 # undef SecondType
88 # undef ThirdType
89 #endif
90 @end
91 
92 OF_ASSUME_NONNULL_END
93 
94 #import "OFMutableTriple.h"
The root class for all other classes inside ObjFW.
Definition: OFObject.h:690
A class for storing a triple of three objects.
Definition: OFTriple.h:29
A protocol for the creation of mutable copies.
Definition: OFObject.h:1371
A protocol for the creation of copies.
Definition: OFObject.h:1350