OOPSE/libmdtools/SkipList.cpp

#include <iostream>
#include <stdlib.h>

#include "SkipList.hpp"

SkipList* SkipList::_instance = 0;

SkipList* SkipList::Instance() {
  if (_instance == 0) {
    _instance = new SkipList;
  }
  return _instance;
}

SkipList::SkipList(){   
}

SkipList::~SkipList() {
  delete _instance;
}
  
void SkipList::addAtom(int i) {
  
  if (!hasAtom(i)) 
    skipSet.insert(i);

}


void SkipList::printMe( void ){

  set<int>::iterator  i;
  int index;
  
  index = 0;
  for(i = skipSet.begin(); i != skipSet.end(); ++i) {   

    std::cerr << "SkipList[" << index << "] i: " << *i << "\n";
    index++;  
  }  
}

int SkipList::hasAtom(int i) {

  set<int>::iterator  position;

  position = skipSet.find(i);
  
  if (position != skipSet.end()) 
    return 1;
  else
    return 0;

}

int SkipList::getSize() {
  return skipSet.size();
}
Revision:	1097
Committed:	Mon Apr 12 20:32:20 2004 UTC (20 years, 2 months ago) by gezelter
File size:	833 byte(s)
Log Message:	Changes for RigidBody dynamics (Somewhat extensive)
#	User	Rev	Content
1	gezelter	1097	#include <iostream>
2			#include <stdlib.h>
3
4			#include "SkipList.hpp"
5
6			SkipList* SkipList::_instance = 0;
7
8			SkipList* SkipList::Instance() {
9			if (_instance == 0) {
10			_instance = new SkipList;
11			}
12			return _instance;
13			}
14
15			SkipList::SkipList(){
16			}
17
18			SkipList::~SkipList() {
19			delete _instance;
20			}
21
22			void SkipList::addAtom(int i) {
23
24			if (!hasAtom(i))
25			skipSet.insert(i);
26
27			}
28
29
30			void SkipList::printMe( void ){
31
32			set<int>::iterator i;
33			int index;
34
35			index = 0;
36			for(i = skipSet.begin(); i != skipSet.end(); ++i) {
37
38			std::cerr << "SkipList[" << index << "] i: " << *i << "\n";
39			index++;
40			}
41			}
42
43			int SkipList::hasAtom(int i) {
44
45			set<int>::iterator position;
46
47			position = skipSet.find(i);
48
49			if (position != skipSet.end())
50			return 1;
51			else
52			return 0;
53
54			}
55
56			int SkipList::getSize() {
57			return skipSet.size();
58			}