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// -*- C++ -*-
//=============================================================================
/**
* @file Log_i.h
*
* Implementation of the DsLogAdmin::Log interface.
*
* @author Matthew Braun <mjb2@cs.wustl.edu>
* @author Pradeep Gore <pradeep@cs.wustl.edu>
* @author David A. Hanvey <d.hanvey@qub.ac.uk>
*/
//=============================================================================
#ifndef TAO_TLS_LOG_I_H
#define TAO_TLS_LOG_I_H
#include /**/ "ace/pre.h"
#include "orbsvcs/Log/LogRecordStore.h"
#if !defined (ACE_LACKS_PRAGMA_ONCE)
# pragma once
#endif /* ACE_LACKS_PRAGMA_ONCE */
#include "orbsvcs/Log/Log_Compaction_Handler.h"
#include "orbsvcs/Log/Log_Flush_Handler.h"
#include "orbsvcs/Log/LogNotification.h"
#include "orbsvcs/Log/LogRecordStore.h"
#include "orbsvcs/DsLogAdminS.h"
#include "ace/Reactor.h"
#include "orbsvcs/Log/log_serv_export.h"
TAO_BEGIN_VERSIONED_NAMESPACE_DECL
class TAO_LogMgr_i;
/**
* @class TAO_Log_i
*
* @brief Used to log events to a logging server
*
* This implementation attempts to conform to the telecom
* logging specification.
*/
class TAO_Log_Serv_Export TAO_Log_i : public virtual POA_DsLogAdmin::Log
{
public:
/// Constructor.
TAO_Log_i (CORBA::ORB_ptr orb,
TAO_LogMgr_i& logmgr_i,
DsLogAdmin::LogMgr_ptr factory,
DsLogAdmin::LogId id,
TAO_LogNotification *log_notifier);
/// Destructor.
~TAO_Log_i ();
/// Initlialize the Log.
void init (void);
/**
* @name DsLogAdmin::Log Methods
*
* DsLogAdmin::Log methods.
*/
//@{
/// Return the factory of the log.
DsLogAdmin::LogMgr_ptr my_factory (void);
/// Return the id of the log.
DsLogAdmin::LogId id (void);
/// Get the list of the QoS properties supported by the log.
DsLogAdmin::QoSList*
get_log_qos (void);
/// Set the list of the QoS properties supported by the log.
void set_log_qos (const DsLogAdmin::QoSList & qos);
/// Get the record life in seconds (0 infinite).
CORBA::ULong
get_max_record_life (void);
/// Set the record life in seconds (0 infinite).
void
set_max_record_life (CORBA::ULong life);
/// Get the maximum size in octets.
CORBA::ULongLong
get_max_size (void);
/// Set the maximum size in octets.
void
set_max_size (CORBA::ULongLong size);
/// Get the current size of the log in octets.
CORBA::ULongLong
get_current_size (void);
/// Return the number of records in the log.
CORBA::ULongLong
get_n_records (void);
/// Get the action to be taken when the log reaches its maximum size.
DsLogAdmin::LogFullActionType
get_log_full_action (void);
/// Set the action to be taken when the log reaches its maximum size.
void
set_log_full_action (DsLogAdmin::LogFullActionType action);
/// Get the administrative state of the log.
DsLogAdmin::AdministrativeState
get_administrative_state (void);
/// Set the administrative state of the log.
void
set_administrative_state (DsLogAdmin::AdministrativeState state);
/// Get the forwarding state of the log.
/// @@ Note: is it ok to make this method virtual?
/// @@@ Of course! get_forwarding_state() is virtual in the base
/// class dictated by the IDL! -Ossama
virtual DsLogAdmin::ForwardingState
get_forwarding_state (void);
/// Set the forwarding state of the log.
/// @@ Note: is it ok to make this method virtual?
void
set_forwarding_state (DsLogAdmin::ForwardingState state);
/// Get the operational state of the log.
DsLogAdmin::OperationalState
get_operational_state (void);
/// Get the log duration
DsLogAdmin::TimeInterval
get_interval (void);
/// Set the log duration.
void
set_interval (const DsLogAdmin::TimeInterval & interval);
/// Get the availability status
DsLogAdmin::AvailabilityStatus
get_availability_status (void);
/// Get the capacity alarm threshold
DsLogAdmin::CapacityAlarmThresholdList*
get_capacity_alarm_thresholds (void);
/**
* Set the capacity alarm threshold. Threshold values represent
* percentage levels at which the log should emit events to signal
* that a log full or log wrap condition is approaching. If the log
* is set to wrap, the thresholds are relative to the log size
* between wraps (after a wrap, the percentage full resets to
* 0).
*/
void
set_capacity_alarm_thresholds
(const DsLogAdmin::CapacityAlarmThresholdList & threshs);
/// Get the weekly scheduling parameters
DsLogAdmin::WeekMask*
get_week_mask (void);
/// Set the weekly scheduling parameters.
void
set_week_mask (const DsLogAdmin::WeekMask & masks);
/// Returns all records in the log that match the given constraint
/// <c>.
DsLogAdmin::RecordList*
query (const char * grammar,
const char * c,
DsLogAdmin::Iterator_out i);
/// Retrieve <how_many> records from time <from_time> using iterator
/// <i>.
DsLogAdmin::RecordList*
retrieve (DsLogAdmin::TimeT from_time,
CORBA::Long how_many,
DsLogAdmin::Iterator_out i);
/// Returns the number of records matching constraint <c>.
CORBA::ULong
match (const char * grammar,
const char * c);
/// Delete records matching constraint <c>.
CORBA::ULong
delete_records (const char * grammar,
const char * c);
/// Delete records matching ids in <ids>
CORBA::ULong
delete_records_by_id (const DsLogAdmin::RecordIdList & ids);
/// Write records to the log storage.
void
write_records (const DsLogAdmin::Anys & records);
/// Write a list of record ids to storage. Raises DsLogAdmin::LogFull
/// and DsLogAdmin::LogLocked
void
write_recordlist (const DsLogAdmin::RecordList & list);
/// Set single record attributes.
void
set_record_attribute (DsLogAdmin::RecordId id,
const DsLogAdmin::NVList & attr_list);
/// Set the attributes of all records that matches the
/// constraints with same attr_list.
CORBA::ULong
set_records_attribute (const char * grammar,
const char * c,
const DsLogAdmin::NVList & attr_list);
/// Get the attributes of the record with id <id>. Raises
/// DsLogAdmin::InvalidRecordId
DsLogAdmin::NVList*
get_record_attribute (DsLogAdmin::RecordId id);
/// Causes all pending events to be written to storage. Raises
/// DsLogAdmin::UnsupportedQos
void
flush (void);
//@}
/// Remove records that have exceeded max_record_life_.
void remove_old_records (void);
protected:
/// Get the availability status
/// @note must be called with locks held
DsLogAdmin::AvailabilityStatus
get_availability_status_i (void);
/// Tells if the Log is scheduled to run now.
/// @note must be called with locks held
CORBA::Boolean scheduled (void);
/// Copy the attributes of the log being passed.
void copy_attributes (DsLogAdmin::Log_ptr log);
/// Check if threshold reached.
void check_capacity_alarm_threshold (void);
/// Reset capacity alarm threshold.
void reset_capacity_alarm_threshold (void);
/// Check that valid threshold values have been given.
static CORBA::Boolean validate_capacity_alarm_thresholds (
const DsLogAdmin::CapacityAlarmThresholdList & threshs);
/// Reset Log QoS
void reset_log_qos (const DsLogAdmin::QoSList& qos);
/// Validate log QoS
void validate_log_qos (const DsLogAdmin::QoSList& qos);
/// Reset Week Mask
///
/// Used to initialize internal data structures that represent the
/// week mask list when the log service starts, and to reinitialize
/// them when they are changed.
///
void reset_week_mask (const DsLogAdmin::WeekMask& masks);
/// Validate Week Mask
///
/// Used to check whether week mask is valid. If not, throws an
/// InvalidTime, InvalidTimeInterval, or InvalidMask exception.
///
void validate_week_mask (const DsLogAdmin::WeekMask& masks);
protected:
/// Reference to the LogMgr servant
TAO_LogMgr_i& logmgr_i_;
/// The log's object reference
DsLogAdmin::Log_var log_;
/// The log's factory's object reference
DsLogAdmin::LogMgr_var factory_;
/// The log's id
DsLogAdmin::LogId logid_;
/// The log's operational state
DsLogAdmin::OperationalState op_state_;
/// The log's availability status
DsLogAdmin::AvailabilityStatus avail_status_;
/// The list of points at which the log should generate events
/// indicating approaching full capacity
DsLogAdmin::CapacityAlarmThresholdList thresholds_;
/// The next capacity alarm threshold.
CORBA::ULong current_threshold_;
/// A Sequence of the weekly intervals when the log is in operation.
DsLogAdmin::TimeIntervalSeq weekly_intervals_;
/// The QoS type of the log
DsLogAdmin::QoSType qostype_;
/// The reactor used for timing (startup and shutdown), etc
ACE_Reactor *reactor_;
/// The storage for all the records
TAO_LogRecordStore* recordstore_;
/// For sending Log Generated events.
TAO_LogNotification* notifier_;
/// Log Compaction Handler
TAO_Log_Compaction_Handler log_compaction_handler_;
/// Log Compaction Interval
static const ACE_Time_Value log_compaction_interval_;
/// Log Flush Handler
TAO_Log_Flush_Handler log_flush_handler_;
/// Log Flush Interval
static const ACE_Time_Value log_flush_interval_;
};
bool TAO_Log_Serv_Export
operator==(const DsLogAdmin::CapacityAlarmThresholdList& rhs,
const DsLogAdmin::CapacityAlarmThresholdList& lhs);
bool TAO_Log_Serv_Export
operator!=(const DsLogAdmin::CapacityAlarmThresholdList& rhs,
const DsLogAdmin::CapacityAlarmThresholdList& lhs);
bool TAO_Log_Serv_Export
operator==(const DsLogAdmin::IntervalsOfDay& rhs,
const DsLogAdmin::IntervalsOfDay& lhs);
bool TAO_Log_Serv_Export
operator!=(const DsLogAdmin::IntervalsOfDay& rhs,
const DsLogAdmin::IntervalsOfDay& lhs);
bool TAO_Log_Serv_Export
operator==(const DsLogAdmin::QoSList& rhs,
const DsLogAdmin::QoSList& lhs);
bool TAO_Log_Serv_Export
operator!=(const DsLogAdmin::QoSList& rhs,
const DsLogAdmin::QoSList& lhs);
bool TAO_Log_Serv_Export
operator==(const DsLogAdmin::Time24& rhs,
const DsLogAdmin::Time24& lhs);
bool TAO_Log_Serv_Export
operator!=(const DsLogAdmin::Time24& rhs,
const DsLogAdmin::Time24& lhs);
bool TAO_Log_Serv_Export
operator==(const DsLogAdmin::Time24Interval& rhs,
const DsLogAdmin::Time24Interval& lhs);
bool TAO_Log_Serv_Export
operator!=(const DsLogAdmin::Time24Interval& rhs,
const DsLogAdmin::Time24Interval& lhs);
bool TAO_Log_Serv_Export
operator==(const DsLogAdmin::TimeInterval& rhs,
const DsLogAdmin::TimeInterval& lhs);
bool TAO_Log_Serv_Export
operator!=(const DsLogAdmin::TimeInterval& rhs,
const DsLogAdmin::TimeInterval& lhs);
bool TAO_Log_Serv_Export
operator==(const DsLogAdmin::WeekMaskItem& rhs,
const DsLogAdmin::WeekMaskItem& lhs);
bool TAO_Log_Serv_Export
operator!=(const DsLogAdmin::WeekMaskItem& rhs,
const DsLogAdmin::WeekMaskItem& lhs);
bool TAO_Log_Serv_Export
operator==(const DsLogAdmin::WeekMask& rhs,
const DsLogAdmin::WeekMask& lhs);
bool TAO_Log_Serv_Export
operator!=(const DsLogAdmin::WeekMask& rhs,
const DsLogAdmin::WeekMask& lhs);
TAO_END_VERSIONED_NAMESPACE_DECL
#include /**/ "ace/post.h"
#endif /* TAO_TLS_LOG_I_H */
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