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// $Id: Hash_Map_Hash.cpp 94310 2011-07-09 19:10:06Z schmidt $
#include "ace/Hash_Map_Manager.h"
#include "ace/Synch.h" // Needed for the lock
#include "ace/Functor.h"
#include "DataElement.h"
#include "Hash_Map_Hash.h"
// Little helper class
template<class EXT_ID, class INT_ID>
class Hash_Map :
public ACE_Hash_Map_Manager_Ex<EXT_ID, INT_ID,
ACE_Hash<EXT_ID>, ACE_Equal_To<EXT_ID>, ACE_Null_Mutex>
{};
class Hash_Map_Example
{
public:
~Hash_Map_Example ()
{
map_.close ();
}
// illustrate the hash map
int run (void);
// use the forward iterate
void iterate_forward (void);
// use the reverse iterator
void iterate_reverse (void);
// remove all the elements from the map
void remove_all (void);
private:
Hash_Map<KeyType, DataElement> map_;
};
int Hash_Map_Example::run (void)
{
ACE_TRACE ("Hash_Map_Example::run");
for (int i = 0; i < 100; i++)
{
map_.bind (i, DataElement (i));
}
ACE_DEBUG ((LM_DEBUG, ACE_TEXT ("Map has\n")));
for (int j = 0; j < 100; j++)
{
DataElement d;
map_.find (j, d);
ACE_DEBUG ((LM_DEBUG, ACE_TEXT ("%d:"), d.getData ()));
}
ACE_DEBUG ((LM_DEBUG, ACE_TEXT ("\n")));
// Use the forward iterator.
this->iterate_forward ();
// Use the reverse iterator.
this->iterate_reverse ();
// Remove all the elements from the map.
this->remove_all ();
// Iterate through the map again.
this->iterate_forward ();
return 0;
}
void Hash_Map_Example::iterate_forward (void)
{
ACE_TRACE ("Hash_Map_Example::iterate_forward");
ACE_DEBUG ((LM_DEBUG, ACE_TEXT ("Forward Iteration\n")));
for (Hash_Map<KeyType, DataElement>::iterator iter = map_.begin ();
iter != map_.end (); iter++)
{
ACE_DEBUG ((LM_DEBUG, ACE_TEXT ("%d:"), (*iter).int_id_.getData ()));
}
ACE_DEBUG ((LM_DEBUG, ACE_TEXT ("\n")));
}
void Hash_Map_Example::iterate_reverse (void)
{
ACE_TRACE ("Hash_Map_Example::iterate_reverse");
ACE_DEBUG ((LM_DEBUG, ACE_TEXT ("Reverse Iteration\n")));
for (Hash_Map<KeyType, DataElement>::reverse_iterator iter = map_.rbegin ();
iter != map_.rend (); iter++)
{
ACE_DEBUG ((LM_DEBUG, ACE_TEXT ("%d:"), (*iter).int_id_.getData ()));
}
ACE_DEBUG ((LM_DEBUG, ACE_TEXT ("\n")));
}
void Hash_Map_Example::remove_all (void)
{
ACE_TRACE ("Hash_Map_Example::remove_all");
map_.unbind_all ();
}
int ACE_TMAIN (int, ACE_TCHAR *[])
{
Hash_Map_Example me;
return me.run ();
}
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