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#include "orbsvcs/Log/LogRecordStore.h"
#include "orbsvcs/Time_Utilities.h"
#include "orbsvcs/Log/Log_Constraint_Interpreter.h"
#include "orbsvcs/Log/Log_Constraint_Visitors.h"
#include "ace/OS_NS_sys_time.h"
ACE_RCSID (Log,
LogRecordStore,
"$Id$")
TAO_LogRecordStore::TAO_LogRecordStore (CORBA::ULongLong max_size,
DsLogAdmin::LogId logid,
CORBA::ULong max_rec_list_len)
: maxid_ (0),
max_size_ (max_size),
logid_ (logid),
current_size_ (0),
num_records_ (0),
max_rec_list_len_ (max_rec_list_len)
{
//No-Op.
}
TAO_LogRecordStore::~TAO_LogRecordStore (void)
{
// No-Op.
}
int
TAO_LogRecordStore::open (void)
{
return rec_hash_.open ();
}
int
TAO_LogRecordStore::close (void)
{
// Close the hash
return rec_hash_.close ();
}
// TODO: make these inline ..
CORBA::ULongLong
TAO_LogRecordStore::get_max_size (void)
{
return max_size_;
}
void
TAO_LogRecordStore::set_max_size (CORBA::ULongLong size)
{
this->max_size_ = size;
}
CORBA::ULongLong
TAO_LogRecordStore::get_current_size (void)
{
return this->current_size_;
}
CORBA::ULongLong
TAO_LogRecordStore::get_n_records (void)
{
return this->num_records_;
}
// inline ...
int
TAO_LogRecordStore::log (DsLogAdmin::LogRecord &rec)
{
// Check if we are allowed to write...
if (max_size_ !=0 && (current_size_ + sizeof (rec)) >= max_size_)
return 1; // return code for log rec. full
// Initialize a couple of fields first...
// ACE emulation of U Long Long (for platforms that don't have one)
// does not define postfix operators
rec.id = ++maxid_;
// TODO: Reuse ids by keeping a list.
ORBSVCS_Time::Time_Value_to_TimeT(rec.time,ACE_OS::gettimeofday());
// First, bind the id to the LogRecord in the hash_map
if (this->rec_hash_.bind (rec.id, rec) != 0)
{
#if defined (ACE_LACKS_LONGLONG_T)
ACE_ERROR_RETURN ((LM_ERROR,
"LogRecordStore (%P|%t):Failed to bind %Q in the hash map\n",
ACE_U64_TO_U32(rec.id)),
-1);
#else
ACE_ERROR_RETURN ((LM_ERROR,
"LogRecordStore (%P|%t):Failed to bind %Q in the hash map\n",
rec.id),
-1);
#endif
}
// Increment the number of records in the log
++(this->num_records_);
this->current_size_ =
this->current_size_ + sizeof (rec);
return 0;
}
int
TAO_LogRecordStore::retrieve (DsLogAdmin::RecordId id, DsLogAdmin::LogRecord &rec)
{
int retval = rec_hash_.find (id, rec);
return retval;
}
int
TAO_LogRecordStore::update (DsLogAdmin::LogRecord &rec)
{
if (rec_hash_.unbind (rec.id, rec) != 0)
{
return -1;
}
return rec_hash_.bind (rec.id, rec);
}
int
TAO_LogRecordStore::remove (DsLogAdmin::RecordId id)
{
DsLogAdmin::LogRecord rec;
if (rec_hash_.unbind (id, rec) != 0)
{
return -1;
}
--(this->num_records_);
this->current_size_ =
this->current_size_ - sizeof (rec);
// TODO: return ids to a reuse list.
return 0;
}
int
TAO_LogRecordStore::purge_old_records (void)
{
CORBA::ULongLong num_records_to_purge = this->num_records_ * 5U / 100U;
if (num_records_to_purge < 1)
num_records_to_purge = 1;
LOG_RECORD_STORE_ITER iter (rec_hash_);
LOG_RECORD_HASH_MAP_ENTRY *hash_entry;
CORBA::ULong count = 0; // count of matches found.
if (num_records_to_purge > 0 )
{
for (CORBA::ULongLong i = 0; i < num_records_to_purge; ++i)
{
if (iter.next (hash_entry) == -1 || iter.advance () == -1)
break;
if (this->remove (hash_entry->int_id_.id) == 0)
count++;
}
}
return count;
}
TAO_LogRecordStore::LOG_RECORD_STORE &
TAO_LogRecordStore::get_storage (void)
{
return rec_hash_;
}
#if defined (ACE_HAS_EXPLICIT_TEMPLATE_INSTANTIATION)
template class ACE_Hash_Map_Entry<DsLogAdmin::RecordId,DsLogAdmin::LogRecord>;
template class ACE_Hash_Map_Manager<DsLogAdmin::RecordId,DsLogAdmin::LogRecord,ACE_Null_Mutex>;
template class ACE_Hash_Map_Manager_Ex<DsLogAdmin::RecordId, DsLogAdmin::LogRecord,
ACE_Hash<DsLogAdmin::RecordId>, ACE_Equal_To<DsLogAdmin::RecordId>, ACE_Null_Mutex>;
template class ACE_Hash_Map_Iterator<DsLogAdmin::RecordId,DsLogAdmin::LogRecord,ACE_Null_Mutex>;
template class ACE_Hash_Map_Iterator_Ex<DsLogAdmin::RecordId, DsLogAdmin::LogRecord, ACE_Hash<DsLogAdmin::RecordId>,
ACE_Equal_To<DsLogAdmin::RecordId>, ACE_Null_Mutex>;
template class ACE_Hash_Map_Iterator_Base_Ex<DsLogAdmin::RecordId, DsLogAdmin::LogRecord, ACE_Hash<DsLogAdmin::RecordId>,
ACE_Equal_To<DsLogAdmin::RecordId>, ACE_Null_Mutex>;
template class ACE_Hash_Map_Reverse_Iterator<DsLogAdmin::RecordId,DsLogAdmin::LogRecord,ACE_Null_Mutex>;
template class ACE_Hash_Map_Reverse_Iterator_Ex<DsLogAdmin::RecordId, DsLogAdmin::LogRecord, ACE_Hash<DsLogAdmin::RecordId>,
ACE_Equal_To<DsLogAdmin::RecordId>, ACE_Null_Mutex>;
#elif defined (ACE_HAS_TEMPLATE_INSTANTIATION_PRAGMA)
#pragma instantiate ACE_Hash_Map_Entry<DsLogAdmin::RecordId,DsLogAdmin::LogRecord>
#pragma instantiate ACE_Hash_Map_Manager<DsLogAdmin::RecordId,DsLogAdmin::LogRecord,ACE_Null_Mutex>
#pragma instantiate ACE_Hash_Map_Manager_Ex<DsLogAdmin::RecordId, DsLogAdmin::LogRecord, ACE_Hash<DsLogAdmin::RecordId>,
ACE_Equal_To<DsLogAdmin::RecordId>, ACE_Null_Mutex>
#pragma instantiate ACE_Hash_Map_Iterator<DsLogAdmin::RecordId,DsLogAdmin::LogRecord,ACE_Null_Mutex>
#pragma instantiate ACE_Hash_Map_Iterator_Ex<DsLogAdmin::RecordId, DsLogAdmin::LogRecord, ACE_Hash<DsLogAdmin::RecordId>,
ACE_Equal_To<DsLogAdmin::RecordId>, ACE_Null_Mutex>
#pragma instantiate ACE_Hash_Map_Iterator_Base_Ex<DsLogAdmin::RecordId, DsLogAdmin::LogRecord, ACE_Hash<DsLogAdmin::RecordId>,
ACE_Equal_To<DsLogAdmin::RecordId>, ACE_Null_Mutex>
#pragma instantiate ACE_Hash_Map_Reverse_Iterator<DsLogAdmin::RecordId,DsLogAdmin::LogRecord,ACE_Null_Mutex>
#pragma instantiate ACE_Hash_Map_Reverse_Iterator_Ex<DsLogAdmin::RecordId, DsLogAdmin::LogRecord, ACE_Hash<DsLogAdmin::RecordId>,
ACE_Equal_To<DsLogAdmin::RecordId>, ACE_Null_Mutex>
#endif /* ACE_HAS_TEMPLATE_INSTANTIATION_PRAGMA */
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