1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ 2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */ 3 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved. 4 // Use of this source code is governed by a BSD-style license that can be 5 // found in the LICENSE file. 6 7 // A Tuple is a generic templatized container, similar in concept to std::pair. 8 // There are classes Tuple0 to Tuple6, cooresponding to the number of elements 9 // it contains. The convenient MakeTuple() function takes 0 to 6 arguments, 10 // and will construct and return the appropriate Tuple object. The functions 11 // DispatchToMethod and DispatchToFunction take a function pointer or instance 12 // and method pointer, and unpack a tuple into arguments to the call. 13 // 14 // Tuple elements are copied by value, and stored in the tuple. See the unit 15 // tests for more details of how/when the values are copied. 16 // 17 // Example usage: 18 // // These two methods of creating a Tuple are identical. 19 // Tuple2<int, const char*> tuple_a(1, "wee"); 20 // Tuple2<int, const char*> tuple_b = MakeTuple(1, "wee"); 21 // 22 // void SomeFunc(int a, const char* b) { } 23 // DispatchToFunction(&SomeFunc, tuple_a); // SomeFunc(1, "wee") 24 // DispatchToFunction( 25 // &SomeFunc, MakeTuple(10, "foo")); // SomeFunc(10, "foo") 26 // 27 // struct { void SomeMeth(int a, int b, int c) { } } foo; 28 // DispatchToMethod(&foo, &Foo::SomeMeth, MakeTuple(1, 2, 3)); 29 // // foo->SomeMeth(1, 2, 3); 30 31 #ifndef BASE_TUPLE_H__ 32 #define BASE_TUPLE_H__ 33 34 // Traits ---------------------------------------------------------------------- 35 // 36 // A simple traits class for tuple arguments. 37 // 38 // ValueType: the bare, nonref version of a type (same as the type for nonrefs). 39 // RefType: the ref version of a type (same as the type for refs). 40 // ParamType: what type to pass to functions (refs should not be constified). 41 42 template <class P> 43 struct TupleTraits { 44 typedef P ValueType; 45 typedef P& RefType; 46 typedef const P& ParamType; 47 }; 48 49 template <class P> 50 struct TupleTraits<P&> { 51 typedef P ValueType; 52 typedef P& RefType; 53 typedef P& ParamType; 54 }; 55 56 // Tuple ----------------------------------------------------------------------- 57 // 58 // This set of classes is useful for bundling 0 or more heterogeneous data types 59 // into a single variable. The advantage of this is that it greatly simplifies 60 // function objects that need to take an arbitrary number of parameters; see 61 // RunnableMethod and IPC::MessageWithTuple. 62 // 63 // Tuple0 is supplied to act as a 'void' type. It can be used, for example, 64 // when dispatching to a function that accepts no arguments (see the 65 // Dispatchers below). 66 // Tuple1<A> is rarely useful. One such use is when A is non-const ref that you 67 // want filled by the dispatchee, and the tuple is merely a container for that 68 // output (a "tier"). See MakeRefTuple and its usages. 69 70 struct Tuple0 { 71 typedef Tuple0 ValueTuple; 72 typedef Tuple0 RefTuple; 73 }; 74 75 template <class A> 76 struct Tuple1 { 77 public: 78 typedef A TypeA; 79 typedef Tuple1<typename TupleTraits<A>::ValueType> ValueTuple; 80 typedef Tuple1<typename TupleTraits<A>::RefType> RefTuple; 81 82 Tuple1() {} 83 explicit Tuple1(typename TupleTraits<A>::ParamType aA) : a(aA) {} 84 85 A a; 86 }; 87 88 template <class A, class B> 89 struct Tuple2 { 90 public: 91 typedef A TypeA; 92 typedef B TypeB; 93 typedef Tuple2<typename TupleTraits<A>::ValueType, 94 typename TupleTraits<B>::ValueType> 95 ValueTuple; 96 typedef Tuple2<typename TupleTraits<A>::RefType, 97 typename TupleTraits<B>::RefType> 98 RefTuple; 99 100 Tuple2() {} 101 Tuple2(typename TupleTraits<A>::ParamType aA, 102 typename TupleTraits<B>::ParamType aB) 103 : a(aA), b(aB) {} 104 105 A a; 106 B b; 107 }; 108 109 template <class A, class B, class C> 110 struct Tuple3 { 111 public: 112 typedef A TypeA; 113 typedef B TypeB; 114 typedef C TypeC; 115 typedef Tuple3<typename TupleTraits<A>::ValueType, 116 typename TupleTraits<B>::ValueType, 117 typename TupleTraits<C>::ValueType> 118 ValueTuple; 119 typedef Tuple3<typename TupleTraits<A>::RefType, 120 typename TupleTraits<B>::RefType, 121 typename TupleTraits<C>::RefType> 122 RefTuple; 123 124 Tuple3() {} 125 Tuple3(typename TupleTraits<A>::ParamType aA, 126 typename TupleTraits<B>::ParamType aB, 127 typename TupleTraits<C>::ParamType aC) 128 : a(aA), b(aB), c(aC) {} 129 130 A a; 131 B b; 132 C c; 133 }; 134 135 template <class A, class B, class C, class D> 136 struct Tuple4 { 137 public: 138 typedef A TypeA; 139 typedef B TypeB; 140 typedef C TypeC; 141 typedef D TypeD; 142 typedef Tuple4< 143 typename TupleTraits<A>::ValueType, typename TupleTraits<B>::ValueType, 144 typename TupleTraits<C>::ValueType, typename TupleTraits<D>::ValueType> 145 ValueTuple; 146 typedef Tuple4< 147 typename TupleTraits<A>::RefType, typename TupleTraits<B>::RefType, 148 typename TupleTraits<C>::RefType, typename TupleTraits<D>::RefType> 149 RefTuple; 150 151 Tuple4() {} 152 Tuple4(typename TupleTraits<A>::ParamType aA, 153 typename TupleTraits<B>::ParamType aB, 154 typename TupleTraits<C>::ParamType aC, 155 typename TupleTraits<D>::ParamType aD) 156 : a(aA), b(aB), c(aC), d(aD) {} 157 158 A a; 159 B b; 160 C c; 161 D d; 162 }; 163 164 template <class A, class B, class C, class D, class E> 165 struct Tuple5 { 166 public: 167 typedef A TypeA; 168 typedef B TypeB; 169 typedef C TypeC; 170 typedef D TypeD; 171 typedef E TypeE; 172 typedef Tuple5< 173 typename TupleTraits<A>::ValueType, typename TupleTraits<B>::ValueType, 174 typename TupleTraits<C>::ValueType, typename TupleTraits<D>::ValueType, 175 typename TupleTraits<E>::ValueType> 176 ValueTuple; 177 typedef Tuple5< 178 typename TupleTraits<A>::RefType, typename TupleTraits<B>::RefType, 179 typename TupleTraits<C>::RefType, typename TupleTraits<D>::RefType, 180 typename TupleTraits<E>::RefType> 181 RefTuple; 182 183 Tuple5() {} 184 Tuple5(typename TupleTraits<A>::ParamType aA, 185 typename TupleTraits<B>::ParamType aB, 186 typename TupleTraits<C>::ParamType aC, 187 typename TupleTraits<D>::ParamType aD, 188 typename TupleTraits<E>::ParamType aE) 189 : a(aA), b(aB), c(aC), d(aD), e(aE) {} 190 191 A a; 192 B b; 193 C c; 194 D d; 195 E e; 196 }; 197 198 template <class A, class B, class C, class D, class E, class F> 199 struct Tuple6 { 200 public: 201 typedef A TypeA; 202 typedef B TypeB; 203 typedef C TypeC; 204 typedef D TypeD; 205 typedef E TypeE; 206 typedef F TypeF; 207 typedef Tuple6< 208 typename TupleTraits<A>::ValueType, typename TupleTraits<B>::ValueType, 209 typename TupleTraits<C>::ValueType, typename TupleTraits<D>::ValueType, 210 typename TupleTraits<E>::ValueType, typename TupleTraits<F>::ValueType> 211 ValueTuple; 212 typedef Tuple6< 213 typename TupleTraits<A>::RefType, typename TupleTraits<B>::RefType, 214 typename TupleTraits<C>::RefType, typename TupleTraits<D>::RefType, 215 typename TupleTraits<E>::RefType, typename TupleTraits<F>::RefType> 216 RefTuple; 217 218 Tuple6() {} 219 Tuple6(typename TupleTraits<A>::ParamType aA, 220 typename TupleTraits<B>::ParamType aB, 221 typename TupleTraits<C>::ParamType aC, 222 typename TupleTraits<D>::ParamType aD, 223 typename TupleTraits<E>::ParamType aE, 224 typename TupleTraits<F>::ParamType aF) 225 : a(aA), b(aB), c(aC), d(aD), e(aE), f(aF) {} 226 227 A a; 228 B b; 229 C c; 230 D d; 231 E e; 232 F f; 233 }; 234 235 template <class A, class B, class C, class D, class E, class F, class G> 236 struct Tuple7 { 237 public: 238 typedef A TypeA; 239 typedef B TypeB; 240 typedef C TypeC; 241 typedef D TypeD; 242 typedef E TypeE; 243 typedef F TypeF; 244 typedef G TypeG; 245 typedef Tuple7< 246 typename TupleTraits<A>::ValueType, typename TupleTraits<B>::ValueType, 247 typename TupleTraits<C>::ValueType, typename TupleTraits<D>::ValueType, 248 typename TupleTraits<E>::ValueType, typename TupleTraits<F>::ValueType, 249 typename TupleTraits<G>::ValueType> 250 ValueTuple; 251 typedef Tuple7< 252 typename TupleTraits<A>::RefType, typename TupleTraits<B>::RefType, 253 typename TupleTraits<C>::RefType, typename TupleTraits<D>::RefType, 254 typename TupleTraits<E>::RefType, typename TupleTraits<F>::RefType, 255 typename TupleTraits<G>::RefType> 256 RefTuple; 257 258 Tuple7() {} 259 Tuple7(typename TupleTraits<A>::ParamType aA, 260 typename TupleTraits<B>::ParamType aB, 261 typename TupleTraits<C>::ParamType aC, 262 typename TupleTraits<D>::ParamType aD, 263 typename TupleTraits<E>::ParamType aE, 264 typename TupleTraits<F>::ParamType aF, 265 typename TupleTraits<G>::ParamType aG) 266 : a(aA), b(aB), c(aC), d(aD), e(aE), f(aF), g(aG) {} 267 268 A a; 269 B b; 270 C c; 271 D d; 272 E e; 273 F f; 274 G g; 275 }; 276 277 // Tuple creators ------------------------------------------------------------- 278 // 279 // Helper functions for constructing tuples while inferring the template 280 // argument types. 281 282 namespace base { 283 284 inline Tuple0 MakeTuple() { return Tuple0(); } 285 286 template <class A> 287 inline Tuple1<A> MakeTuple(const A& a) { 288 return Tuple1<A>(a); 289 } 290 291 template <class A, class B> 292 inline Tuple2<A, B> MakeTuple(const A& a, const B& b) { 293 return Tuple2<A, B>(a, b); 294 } 295 296 template <class A, class B, class C> 297 inline Tuple3<A, B, C> MakeTuple(const A& a, const B& b, const C& c) { 298 return Tuple3<A, B, C>(a, b, c); 299 } 300 301 template <class A, class B, class C, class D> 302 inline Tuple4<A, B, C, D> MakeTuple(const A& a, const B& b, const C& c, 303 const D& d) { 304 return Tuple4<A, B, C, D>(a, b, c, d); 305 } 306 307 template <class A, class B, class C, class D, class E> 308 inline Tuple5<A, B, C, D, E> MakeTuple(const A& a, const B& b, const C& c, 309 const D& d, const E& e) { 310 return Tuple5<A, B, C, D, E>(a, b, c, d, e); 311 } 312 313 template <class A, class B, class C, class D, class E, class F> 314 inline Tuple6<A, B, C, D, E, F> MakeTuple(const A& a, const B& b, const C& c, 315 const D& d, const E& e, const F& f) { 316 return Tuple6<A, B, C, D, E, F>(a, b, c, d, e, f); 317 } 318 319 template <class A, class B, class C, class D, class E, class F, class G> 320 inline Tuple7<A, B, C, D, E, F, G> MakeTuple(const A& a, const B& b, const C& c, 321 const D& d, const E& e, const F& f, 322 const G& g) { 323 return Tuple7<A, B, C, D, E, F, G>(a, b, c, d, e, f, g); 324 } 325 326 } // end namespace base 327 328 // The following set of helpers make what Boost refers to as "Tiers" - a tuple 329 // of references. 330 331 template <class A> 332 inline Tuple1<A&> MakeRefTuple(A& a) { 333 return Tuple1<A&>(a); 334 } 335 336 template <class A, class B> 337 inline Tuple2<A&, B&> MakeRefTuple(A& a, B& b) { 338 return Tuple2<A&, B&>(a, b); 339 } 340 341 template <class A, class B, class C> 342 inline Tuple3<A&, B&, C&> MakeRefTuple(A& a, B& b, C& c) { 343 return Tuple3<A&, B&, C&>(a, b, c); 344 } 345 346 template <class A, class B, class C, class D> 347 inline Tuple4<A&, B&, C&, D&> MakeRefTuple(A& a, B& b, C& c, D& d) { 348 return Tuple4<A&, B&, C&, D&>(a, b, c, d); 349 } 350 351 template <class A, class B, class C, class D, class E> 352 inline Tuple5<A&, B&, C&, D&, E&> MakeRefTuple(A& a, B& b, C& c, D& d, E& e) { 353 return Tuple5<A&, B&, C&, D&, E&>(a, b, c, d, e); 354 } 355 356 template <class A, class B, class C, class D, class E, class F> 357 inline Tuple6<A&, B&, C&, D&, E&, F&> MakeRefTuple(A& a, B& b, C& c, D& d, E& e, 358 F& f) { 359 return Tuple6<A&, B&, C&, D&, E&, F&>(a, b, c, d, e, f); 360 } 361 362 template <class A, class B, class C, class D, class E, class F, class G> 363 inline Tuple7<A&, B&, C&, D&, E&, F&, G&> MakeRefTuple(A& a, B& b, C& c, D& d, 364 E& e, F& f, G& g) { 365 return Tuple7<A&, B&, C&, D&, E&, F&, G&>(a, b, c, d, e, f, g); 366 } 367 368 // Dispatchers ---------------------------------------------------------------- 369 // 370 // Helper functions that call the given method on an object, with the unpacked 371 // tuple arguments. Notice that they all have the same number of arguments, 372 // so you need only write: 373 // DispatchToMethod(object, &Object::method, args); 374 // This is very useful for templated dispatchers, since they don't need to know 375 // what type |args| is. 376 377 // Non-Static Dispatchers with no out params. 378 379 template <class ObjT, class Method> 380 inline void DispatchToMethod(ObjT* obj, Method method, const Tuple0& arg) { 381 (obj->*method)(); 382 } 383 384 template <class ObjT, class Method, class A> 385 inline void DispatchToMethod(ObjT* obj, Method method, const A& arg) { 386 (obj->*method)(arg); 387 } 388 389 template <class ObjT, class Method, class A> 390 inline void DispatchToMethod(ObjT* obj, Method method, const Tuple1<A>& arg) { 391 (obj->*method)(arg.a); 392 } 393 394 template <class ObjT, class Method, class A, class B> 395 inline void DispatchToMethod(ObjT* obj, Method method, 396 const Tuple2<A, B>& arg) { 397 (obj->*method)(arg.a, arg.b); 398 } 399 400 template <class ObjT, class Method, class A, class B, class C> 401 inline void DispatchToMethod(ObjT* obj, Method method, 402 const Tuple3<A, B, C>& arg) { 403 (obj->*method)(arg.a, arg.b, arg.c); 404 } 405 406 template <class ObjT, class Method, class A, class B, class C, class D> 407 inline void DispatchToMethod(ObjT* obj, Method method, 408 const Tuple4<A, B, C, D>& arg) { 409 (obj->*method)(arg.a, arg.b, arg.c, arg.d); 410 } 411 412 template <class ObjT, class Method, class A, class B, class C, class D, class E> 413 inline void DispatchToMethod(ObjT* obj, Method method, 414 const Tuple5<A, B, C, D, E>& arg) { 415 (obj->*method)(arg.a, arg.b, arg.c, arg.d, arg.e); 416 } 417 418 template <class ObjT, class Method, class A, class B, class C, class D, class E, 419 class F> 420 inline void DispatchToMethod(ObjT* obj, Method method, 421 const Tuple6<A, B, C, D, E, F>& arg) { 422 (obj->*method)(arg.a, arg.b, arg.c, arg.d, arg.e, arg.f); 423 } 424 425 template <class ObjT, class Method, class A, class B, class C, class D, class E, 426 class F, class G> 427 inline void DispatchToMethod(ObjT* obj, Method method, 428 const Tuple7<A, B, C, D, E, F, G>& arg) { 429 (obj->*method)(arg.a, arg.b, arg.c, arg.d, arg.e, arg.f, arg.g); 430 } 431 432 // Static Dispatchers with no out params. 433 434 template <class Function> 435 inline void DispatchToFunction(Function function, const Tuple0& arg) { 436 (*function)(); 437 } 438 439 template <class Function, class A> 440 inline void DispatchToFunction(Function function, const A& arg) { 441 (*function)(arg); 442 } 443 444 template <class Function, class A> 445 inline void DispatchToFunction(Function function, const Tuple1<A>& arg) { 446 (*function)(arg.a); 447 } 448 449 template <class Function, class A, class B> 450 inline void DispatchToFunction(Function function, const Tuple2<A, B>& arg) { 451 (*function)(arg.a, arg.b); 452 } 453 454 template <class Function, class A, class B, class C> 455 inline void DispatchToFunction(Function function, const Tuple3<A, B, C>& arg) { 456 (*function)(arg.a, arg.b, arg.c); 457 } 458 459 template <class Function, class A, class B, class C, class D> 460 inline void DispatchToFunction(Function function, 461 const Tuple4<A, B, C, D>& arg) { 462 (*function)(arg.a, arg.b, arg.c, arg.d); 463 } 464 465 template <class Function, class A, class B, class C, class D, class E> 466 inline void DispatchToFunction(Function function, 467 const Tuple5<A, B, C, D, E>& arg) { 468 (*function)(arg.a, arg.b, arg.c, arg.d, arg.e); 469 } 470 471 template <class Function, class A, class B, class C, class D, class E, class F> 472 inline void DispatchToFunction(Function function, 473 const Tuple6<A, B, C, D, E, F>& arg) { 474 (*function)(arg.a, arg.b, arg.c, arg.d, arg.e, arg.f); 475 } 476 477 // Dispatchers with 0 out param (as a Tuple0). 478 479 template <class ObjT, class Method> 480 inline void DispatchToMethod(ObjT* obj, Method method, const Tuple0& arg, 481 Tuple0*) { 482 (obj->*method)(); 483 } 484 485 template <class ObjT, class Method, class A> 486 inline void DispatchToMethod(ObjT* obj, Method method, const A& arg, Tuple0*) { 487 (obj->*method)(arg); 488 } 489 490 template <class ObjT, class Method, class A> 491 inline void DispatchToMethod(ObjT* obj, Method method, const Tuple1<A>& arg, 492 Tuple0*) { 493 (obj->*method)(arg.a); 494 } 495 496 template <class ObjT, class Method, class A, class B> 497 inline void DispatchToMethod(ObjT* obj, Method method, const Tuple2<A, B>& arg, 498 Tuple0*) { 499 (obj->*method)(arg.a, arg.b); 500 } 501 502 template <class ObjT, class Method, class A, class B, class C> 503 inline void DispatchToMethod(ObjT* obj, Method method, 504 const Tuple3<A, B, C>& arg, Tuple0*) { 505 (obj->*method)(arg.a, arg.b, arg.c); 506 } 507 508 template <class ObjT, class Method, class A, class B, class C, class D> 509 inline void DispatchToMethod(ObjT* obj, Method method, 510 const Tuple4<A, B, C, D>& arg, Tuple0*) { 511 (obj->*method)(arg.a, arg.b, arg.c, arg.d); 512 } 513 514 template <class ObjT, class Method, class A, class B, class C, class D, class E> 515 inline void DispatchToMethod(ObjT* obj, Method method, 516 const Tuple5<A, B, C, D, E>& arg, Tuple0*) { 517 (obj->*method)(arg.a, arg.b, arg.c, arg.d, arg.e); 518 } 519 520 template <class ObjT, class Method, class A, class B, class C, class D, class E, 521 class F> 522 inline void DispatchToMethod(ObjT* obj, Method method, 523 const Tuple6<A, B, C, D, E, F>& arg, Tuple0*) { 524 (obj->*method)(arg.a, arg.b, arg.c, arg.d, arg.e, arg.f); 525 } 526 527 // Dispatchers with 1 out param. 528 529 template <class ObjT, class Method, class OutA> 530 inline void DispatchToMethod(ObjT* obj, Method method, const Tuple0& in, 531 Tuple1<OutA>* out) { 532 (obj->*method)(&out->a); 533 } 534 535 template <class ObjT, class Method, class InA, class OutA> 536 inline void DispatchToMethod(ObjT* obj, Method method, const InA& in, 537 Tuple1<OutA>* out) { 538 (obj->*method)(in, &out->a); 539 } 540 541 template <class ObjT, class Method, class InA, class OutA> 542 inline void DispatchToMethod(ObjT* obj, Method method, const Tuple1<InA>& in, 543 Tuple1<OutA>* out) { 544 (obj->*method)(in.a, &out->a); 545 } 546 547 template <class ObjT, class Method, class InA, class InB, class OutA> 548 inline void DispatchToMethod(ObjT* obj, Method method, 549 const Tuple2<InA, InB>& in, Tuple1<OutA>* out) { 550 (obj->*method)(in.a, in.b, &out->a); 551 } 552 553 template <class ObjT, class Method, class InA, class InB, class InC, class OutA> 554 inline void DispatchToMethod(ObjT* obj, Method method, 555 const Tuple3<InA, InB, InC>& in, 556 Tuple1<OutA>* out) { 557 (obj->*method)(in.a, in.b, in.c, &out->a); 558 } 559 560 template <class ObjT, class Method, class InA, class InB, class InC, class InD, 561 class OutA> 562 inline void DispatchToMethod(ObjT* obj, Method method, 563 const Tuple4<InA, InB, InC, InD>& in, 564 Tuple1<OutA>* out) { 565 (obj->*method)(in.a, in.b, in.c, in.d, &out->a); 566 } 567 568 template <class ObjT, class Method, class InA, class InB, class InC, class InD, 569 class InE, class OutA> 570 inline void DispatchToMethod(ObjT* obj, Method method, 571 const Tuple5<InA, InB, InC, InD, InE>& in, 572 Tuple1<OutA>* out) { 573 (obj->*method)(in.a, in.b, in.c, in.d, in.e, &out->a); 574 } 575 576 template <class ObjT, class Method, class InA, class InB, class InC, class InD, 577 class InE, class InF, class OutA> 578 inline void DispatchToMethod(ObjT* obj, Method method, 579 const Tuple6<InA, InB, InC, InD, InE, InF>& in, 580 Tuple1<OutA>* out) { 581 (obj->*method)(in.a, in.b, in.c, in.d, in.e, in.f, &out->a); 582 } 583 584 // Dispatchers with 2 out params. 585 586 template <class ObjT, class Method, class OutA, class OutB> 587 inline void DispatchToMethod(ObjT* obj, Method method, const Tuple0& in, 588 Tuple2<OutA, OutB>* out) { 589 (obj->*method)(&out->a, &out->b); 590 } 591 592 template <class ObjT, class Method, class InA, class OutA, class OutB> 593 inline void DispatchToMethod(ObjT* obj, Method method, const InA& in, 594 Tuple2<OutA, OutB>* out) { 595 (obj->*method)(in, &out->a, &out->b); 596 } 597 598 template <class ObjT, class Method, class InA, class OutA, class OutB> 599 inline void DispatchToMethod(ObjT* obj, Method method, const Tuple1<InA>& in, 600 Tuple2<OutA, OutB>* out) { 601 (obj->*method)(in.a, &out->a, &out->b); 602 } 603 604 template <class ObjT, class Method, class InA, class InB, class OutA, 605 class OutB> 606 inline void DispatchToMethod(ObjT* obj, Method method, 607 const Tuple2<InA, InB>& in, 608 Tuple2<OutA, OutB>* out) { 609 (obj->*method)(in.a, in.b, &out->a, &out->b); 610 } 611 612 template <class ObjT, class Method, class InA, class InB, class InC, class OutA, 613 class OutB> 614 inline void DispatchToMethod(ObjT* obj, Method method, 615 const Tuple3<InA, InB, InC>& in, 616 Tuple2<OutA, OutB>* out) { 617 (obj->*method)(in.a, in.b, in.c, &out->a, &out->b); 618 } 619 620 template <class ObjT, class Method, class InA, class InB, class InC, class InD, 621 class OutA, class OutB> 622 inline void DispatchToMethod(ObjT* obj, Method method, 623 const Tuple4<InA, InB, InC, InD>& in, 624 Tuple2<OutA, OutB>* out) { 625 (obj->*method)(in.a, in.b, in.c, in.d, &out->a, &out->b); 626 } 627 628 template <class ObjT, class Method, class InA, class InB, class InC, class InD, 629 class InE, class OutA, class OutB> 630 inline void DispatchToMethod(ObjT* obj, Method method, 631 const Tuple5<InA, InB, InC, InD, InE>& in, 632 Tuple2<OutA, OutB>* out) { 633 (obj->*method)(in.a, in.b, in.c, in.d, in.e, &out->a, &out->b); 634 } 635 636 template <class ObjT, class Method, class InA, class InB, class InC, class InD, 637 class InE, class InF, class OutA, class OutB> 638 inline void DispatchToMethod(ObjT* obj, Method method, 639 const Tuple6<InA, InB, InC, InD, InE, InF>& in, 640 Tuple2<OutA, OutB>* out) { 641 (obj->*method)(in.a, in.b, in.c, in.d, in.e, in.f, &out->a, &out->b); 642 } 643 644 // Dispatchers with 3 out params. 645 646 template <class ObjT, class Method, class OutA, class OutB, class OutC> 647 inline void DispatchToMethod(ObjT* obj, Method method, const Tuple0& in, 648 Tuple3<OutA, OutB, OutC>* out) { 649 (obj->*method)(&out->a, &out->b, &out->c); 650 } 651 652 template <class ObjT, class Method, class InA, class OutA, class OutB, 653 class OutC> 654 inline void DispatchToMethod(ObjT* obj, Method method, const InA& in, 655 Tuple3<OutA, OutB, OutC>* out) { 656 (obj->*method)(in, &out->a, &out->b, &out->c); 657 } 658 659 template <class ObjT, class Method, class InA, class OutA, class OutB, 660 class OutC> 661 inline void DispatchToMethod(ObjT* obj, Method method, const Tuple1<InA>& in, 662 Tuple3<OutA, OutB, OutC>* out) { 663 (obj->*method)(in.a, &out->a, &out->b, &out->c); 664 } 665 666 template <class ObjT, class Method, class InA, class InB, class OutA, 667 class OutB, class OutC> 668 inline void DispatchToMethod(ObjT* obj, Method method, 669 const Tuple2<InA, InB>& in, 670 Tuple3<OutA, OutB, OutC>* out) { 671 (obj->*method)(in.a, in.b, &out->a, &out->b, &out->c); 672 } 673 674 template <class ObjT, class Method, class InA, class InB, class InC, class OutA, 675 class OutB, class OutC> 676 inline void DispatchToMethod(ObjT* obj, Method method, 677 const Tuple3<InA, InB, InC>& in, 678 Tuple3<OutA, OutB, OutC>* out) { 679 (obj->*method)(in.a, in.b, in.c, &out->a, &out->b, &out->c); 680 } 681 682 template <class ObjT, class Method, class InA, class InB, class InC, class InD, 683 class OutA, class OutB, class OutC> 684 inline void DispatchToMethod(ObjT* obj, Method method, 685 const Tuple4<InA, InB, InC, InD>& in, 686 Tuple3<OutA, OutB, OutC>* out) { 687 (obj->*method)(in.a, in.b, in.c, in.d, &out->a, &out->b, &out->c); 688 } 689 690 template <class ObjT, class Method, class InA, class InB, class InC, class InD, 691 class InE, class OutA, class OutB, class OutC> 692 inline void DispatchToMethod(ObjT* obj, Method method, 693 const Tuple5<InA, InB, InC, InD, InE>& in, 694 Tuple3<OutA, OutB, OutC>* out) { 695 (obj->*method)(in.a, in.b, in.c, in.d, in.e, &out->a, &out->b, &out->c); 696 } 697 698 template <class ObjT, class Method, class InA, class InB, class InC, class InD, 699 class InE, class InF, class OutA, class OutB, class OutC> 700 inline void DispatchToMethod(ObjT* obj, Method method, 701 const Tuple6<InA, InB, InC, InD, InE, InF>& in, 702 Tuple3<OutA, OutB, OutC>* out) { 703 (obj->*method)(in.a, in.b, in.c, in.d, in.e, in.f, &out->a, &out->b, &out->c); 704 } 705 706 // Dispatchers with 4 out params. 707 708 template <class ObjT, class Method, class OutA, class OutB, class OutC, 709 class OutD> 710 inline void DispatchToMethod(ObjT* obj, Method method, const Tuple0& in, 711 Tuple4<OutA, OutB, OutC, OutD>* out) { 712 (obj->*method)(&out->a, &out->b, &out->c, &out->d); 713 } 714 715 template <class ObjT, class Method, class InA, class OutA, class OutB, 716 class OutC, class OutD> 717 inline void DispatchToMethod(ObjT* obj, Method method, const InA& in, 718 Tuple4<OutA, OutB, OutC, OutD>* out) { 719 (obj->*method)(in, &out->a, &out->b, &out->c, &out->d); 720 } 721 722 template <class ObjT, class Method, class InA, class OutA, class OutB, 723 class OutC, class OutD> 724 inline void DispatchToMethod(ObjT* obj, Method method, const Tuple1<InA>& in, 725 Tuple4<OutA, OutB, OutC, OutD>* out) { 726 (obj->*method)(in.a, &out->a, &out->b, &out->c, &out->d); 727 } 728 729 template <class ObjT, class Method, class InA, class InB, class OutA, 730 class OutB, class OutC, class OutD> 731 inline void DispatchToMethod(ObjT* obj, Method method, 732 const Tuple2<InA, InB>& in, 733 Tuple4<OutA, OutB, OutC, OutD>* out) { 734 (obj->*method)(in.a, in.b, &out->a, &out->b, &out->c, &out->d); 735 } 736 737 template <class ObjT, class Method, class InA, class InB, class InC, class OutA, 738 class OutB, class OutC, class OutD> 739 inline void DispatchToMethod(ObjT* obj, Method method, 740 const Tuple3<InA, InB, InC>& in, 741 Tuple4<OutA, OutB, OutC, OutD>* out) { 742 (obj->*method)(in.a, in.b, in.c, &out->a, &out->b, &out->c, &out->d); 743 } 744 745 template <class ObjT, class Method, class InA, class InB, class InC, class InD, 746 class OutA, class OutB, class OutC, class OutD> 747 inline void DispatchToMethod(ObjT* obj, Method method, 748 const Tuple4<InA, InB, InC, InD>& in, 749 Tuple4<OutA, OutB, OutC, OutD>* out) { 750 (obj->*method)(in.a, in.b, in.c, in.d, &out->a, &out->b, &out->c, &out->d); 751 } 752 753 template <class ObjT, class Method, class InA, class InB, class InC, class InD, 754 class InE, class OutA, class OutB, class OutC, class OutD> 755 inline void DispatchToMethod(ObjT* obj, Method method, 756 const Tuple5<InA, InB, InC, InD, InE>& in, 757 Tuple4<OutA, OutB, OutC, OutD>* out) { 758 (obj->*method)(in.a, in.b, in.c, in.d, in.e, &out->a, &out->b, &out->c, 759 &out->d); 760 } 761 762 template <class ObjT, class Method, class InA, class InB, class InC, class InD, 763 class InE, class InF, class OutA, class OutB, class OutC, class OutD> 764 inline void DispatchToMethod(ObjT* obj, Method method, 765 const Tuple6<InA, InB, InC, InD, InE, InF>& in, 766 Tuple4<OutA, OutB, OutC, OutD>* out) { 767 (obj->*method)(in.a, in.b, in.c, in.d, in.e, in.f, &out->a, &out->b, &out->c, 768 &out->d); 769 } 770 771 // Dispatchers with 5 out params. 772 773 template <class ObjT, class Method, class OutA, class OutB, class OutC, 774 class OutD, class OutE> 775 inline void DispatchToMethod(ObjT* obj, Method method, const Tuple0& in, 776 Tuple5<OutA, OutB, OutC, OutD, OutE>* out) { 777 (obj->*method)(&out->a, &out->b, &out->c, &out->d, &out->e); 778 } 779 780 template <class ObjT, class Method, class InA, class OutA, class OutB, 781 class OutC, class OutD, class OutE> 782 inline void DispatchToMethod(ObjT* obj, Method method, const InA& in, 783 Tuple5<OutA, OutB, OutC, OutD, OutE>* out) { 784 (obj->*method)(in, &out->a, &out->b, &out->c, &out->d, &out->e); 785 } 786 787 template <class ObjT, class Method, class InA, class OutA, class OutB, 788 class OutC, class OutD, class OutE> 789 inline void DispatchToMethod(ObjT* obj, Method method, const Tuple1<InA>& in, 790 Tuple5<OutA, OutB, OutC, OutD, OutE>* out) { 791 (obj->*method)(in.a, &out->a, &out->b, &out->c, &out->d, &out->e); 792 } 793 794 template <class ObjT, class Method, class InA, class InB, class OutA, 795 class OutB, class OutC, class OutD, class OutE> 796 inline void DispatchToMethod(ObjT* obj, Method method, 797 const Tuple2<InA, InB>& in, 798 Tuple5<OutA, OutB, OutC, OutD, OutE>* out) { 799 (obj->*method)(in.a, in.b, &out->a, &out->b, &out->c, &out->d, &out->e); 800 } 801 802 template <class ObjT, class Method, class InA, class InB, class InC, class OutA, 803 class OutB, class OutC, class OutD, class OutE> 804 inline void DispatchToMethod(ObjT* obj, Method method, 805 const Tuple3<InA, InB, InC>& in, 806 Tuple5<OutA, OutB, OutC, OutD, OutE>* out) { 807 (obj->*method)(in.a, in.b, in.c, &out->a, &out->b, &out->c, &out->d, &out->e); 808 } 809 810 template <class ObjT, class Method, class InA, class InB, class InC, class InD, 811 class OutA, class OutB, class OutC, class OutD, class OutE> 812 inline void DispatchToMethod(ObjT* obj, Method method, 813 const Tuple4<InA, InB, InC, InD>& in, 814 Tuple5<OutA, OutB, OutC, OutD, OutE>* out) { 815 (obj->*method)(in.a, in.b, in.c, in.d, &out->a, &out->b, &out->c, &out->d, 816 &out->e); 817 } 818 819 template <class ObjT, class Method, class InA, class InB, class InC, class InD, 820 class InE, class OutA, class OutB, class OutC, class OutD, class OutE> 821 inline void DispatchToMethod(ObjT* obj, Method method, 822 const Tuple5<InA, InB, InC, InD, InE>& in, 823 Tuple5<OutA, OutB, OutC, OutD, OutE>* out) { 824 (obj->*method)(in.a, in.b, in.c, in.d, in.e, &out->a, &out->b, &out->c, 825 &out->d, &out->e); 826 } 827 828 template <class ObjT, class Method, class InA, class InB, class InC, class InD, 829 class InE, class InF, class OutA, class OutB, class OutC, class OutD, 830 class OutE> 831 inline void DispatchToMethod(ObjT* obj, Method method, 832 const Tuple6<InA, InB, InC, InD, InE, InF>& in, 833 Tuple5<OutA, OutB, OutC, OutD, OutE>* out) { 834 (obj->*method)(in.a, in.b, in.c, in.d, in.e, in.f, &out->a, &out->b, &out->c, 835 &out->d, &out->e); 836 } 837 838 #endif // BASE_TUPLE_H__ 839