class ref_counter_pool class for maintaining the storage of counters used by ref_ptr. More... Definition #include <ref_ptr.hh> List of all Methods

Annotated List Files Globals Hierarchy Index

Public Methods

• int32_t  new_counter ()
• int32_t  incr_counter (int32_t index)
• int32_t  decr_counter (int32_t index)
• int32_t  count (int32_t index)
• void  recycle (int32_t index)
• void  dump ()
• void  check ()
• bool  on_free_list (int32_t index)
• inline int32_t  balance () const
•  ref_counter_pool ()

Public Static Methods

• static ref_counter_pool&  instance ()

Detailed Description

The ref_counter_pool is a singleton class that maintains the counters for all ref_ptr objects. The counters are maintained in a vector. This class is used by ref_ptr and not intended any other purpose.

Create a new counter.

Returns: index associated with counter.

Increment the count associated with counter by 1.

Parameters:

index

the counter to increment.

Decrement the count associated with counter by 1.

Parameters:

index

the counter to decrement.

Get the count associated with counter.

Parameters:

index

of the counter to query.

Returns: the counter value.

Recycle counter. Places counter on free-list.

Parameters:

index

of the counter to recycle.

Dumps counter info to stdout. Debugging function.

Sanity check internal data structure. Debugging function.

Check index is on free list.

[const]

Return number of valid ref pointer entries in pool.

[static]

Returns: singleton ref_counter_pool.