C++ Library containing a lot of needful things: Stack Trace, Command Line Parser, Resource Handling, Configuration Files, Unix Command Execution, Directories, Regular Expressions, Tokenizer, Function Trace, Standard Extensions.
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
87 lines
2.1 KiB
87 lines
2.1 KiB
/** @file |
|
|
|
$Id$ |
|
|
|
$Date$ |
|
$Author$ |
|
|
|
@copy © Marc Wäckerlin |
|
@license LGPL, see file <a href="license.html">COPYING</a> |
|
|
|
$Log$ |
|
Revision 1.3 2005/04/07 20:48:20 marc |
|
docu: new doxygen, new grouping |
|
|
|
Revision 1.2 2004/12/20 07:40:36 marc |
|
documentation improved, new grouping |
|
|
|
Revision 1.1 2004/10/07 09:31:30 marc |
|
new feature |
|
|
|
|
|
*/ |
|
#ifndef __MRW__MULTISET__HPP__ |
|
#define __MRW__MULTISET__HPP__ |
|
|
|
#include <set> |
|
#include <mrw/exception.hpp> |
|
#include <mrw/string.hpp> |
|
|
|
/** @addtogroup StdExtSTL |
|
*/ |
|
//@{ |
|
/** @defgroup StdExtmultiset multiset |
|
*/ |
|
//@{ |
|
|
|
/** @brief insert a value in a multiset |
|
|
|
@code |
|
std::multiset<int> test; |
|
test<<1<<2<<3<<4<<5<<6<<7<<8; |
|
@endcode |
|
|
|
@param l a multiset of values |
|
@param o a value to be inserted into multiset @c l |
|
@pre #include <mrw/multiset.hpp> |
|
*/ |
|
template <typename T, class C, typename A> |
|
std::multiset<T, C, A>& operator<<(std::multiset<T, C, A>& l, const T& o) throw(std::bad_exception) { |
|
l.insert(o); |
|
return l; |
|
} |
|
|
|
/** @brief extract the first value of a multiset |
|
|
|
@code |
|
std::multiset<int> test; |
|
test<<1<<2<<3<<4<<5<<6<<7<<8; |
|
int i1(0), i2(0), i3(0), i4(0); |
|
test>>i1>>i2>>i3>>i4; |
|
// now: i1==1 i2==2 i3==3 i4==4 test=={5, 6, 7, 8} |
|
@endcode |
|
|
|
@param l a multiset of values |
|
@param o a value to be extracted from multiset @c l |
|
@throw mrw::length_error, if set was empty on entry |
|
@note when something is extracted from a multiset, it is removed |
|
from the multiset, that means after every shift the multiset is |
|
shortened by the shifted element |
|
@pre #include <mrw/multiset.hpp> |
|
*/ |
|
template <typename T, class C, typename A> |
|
std::multiset<T, C, A>& operator>>(std::multiset<T, C, A>& l, T& o) throw(std::exception) { |
|
typename std::multiset<T, C, A>::iterator it(l.begin()); |
|
if (it==l.end()) |
|
throw mrw::length_error(std::string(__FILE__ ":")+__LINE__+ |
|
": std::multiset<>& operator>>(std::multiset<>&, T&)," |
|
" multiset is empty"); |
|
o = *it; |
|
l.erase(it); |
|
return l; |
|
} |
|
|
|
//@} |
|
//@} |
|
|
|
#endif
|
|
|