Files
OCCT/src/Message/Message_Level.hxx
nds 6522304c17 0029451: Information Message Alert to debug an algorithm or object functionality
- Added possibility to send stream information and transient object into Message_Messenger. Message_Printer will process it if needed.
- Add Message_PrinterToReport to send messenger information into Message_Report.
- Extended Message_Report to collect hierarchical alerts, to be able to collect some metrics during alerts processing.
- Added Message_AlertExtended to prepare hierarchical alerts with custom attributes. One attribute for one alert.
- Added Message_CompositeAlerts class to handle a container of alerts.
- Added Message_Level to start a new hierarchical level by creating an instance, stop by destricting.
- Added Message_Attribute and inheritors to store custom information about alert like object, stream, shape, some metrics.
- Implement Message_AttributeAlert to collect start/stop information about active metrics of Message_Report. This kind of attribute is created if at least one metric is active in the report.
- Add Message_MetricType enumeration with possible kinds of metrics in report.
- Implement DumpJson for Message_Report to store all collected alerts into stream.
- Added draw commands for Message_Report, Message_Messenger.
2020-10-02 20:45:29 +03:00

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// Copyright (c) 2019 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.
#ifndef _Message_Level_HeaderFile
#define _Message_Level_HeaderFile
#include <Message.hxx>
#include <Message_AlertExtended.hxx>
#include <Message_Gravity.hxx>
#include <Message_Messenger.hxx>
#include <Message_MetricType.hxx>
#include <NCollection_DataMap.hxx>
#include <Standard.hxx>
//! This class is an instance of Sentry to create a level in a message report
//! Constructor of the class add new (active) level in the report, destructor removes it
//! While the level is active in the report, new alerts are added below the level root alert.
//!
//! The first added alert is a root alert, other are added below the root alert
//!
//! If alert has Message_AttributeMeter attribute, active metrics of the default report are stored in
//! the attribute: start value of metric on adding alert, stop on adding another alert or closing (delete) the level
//! in the report.
//!
//! Processing of this class is implemented in Message_Report, it is used only inside it.
//! Levels using should be only through using OCCT_ADD_MESSAGE_LEVEL_SENTRY only. No other code is required outside.
class Message_Level
{
public:
//! Constructor.
//! One string key is used for all alert meters.
//! The perf meter is not started automatically, it will be done in AddAlert() method
Standard_EXPORT Message_Level (const TCollection_AsciiString& theName = TCollection_AsciiString());
//! Assures stopping upon destruction
Standard_EXPORT ~Message_Level();
//! Returns root alert of the level
//! @return alert instance or NULL
const Handle(Message_AlertExtended)& RootAlert() const { return myRootAlert; }
//! Sets the root alert. Starts collects alert metrics if active.
//! @param theAlert an alert
Standard_EXPORT void SetRootAlert (const Handle(Message_AlertExtended)& theAlert,
const Standard_Boolean isRequiredToStart);
//! Adds new alert on the level. Stops the last alert metric, appends the alert and starts the alert metrics collecting.
//! Sets root alert beforehand this method using, if the root is NULL, it does nothing.
//! @param theGravity an alert gravity
//! @param theAlert an alert
//! @return true if alert is added
Standard_EXPORT Standard_Boolean AddAlert (const Message_Gravity theGravity,
const Handle(Message_Alert)& theAlert);
private:
//! Remove the current level from the report. It stops metric collecting for the last and the root alerts.
Standard_EXPORT void remove();
private:
Handle(Message_AlertExtended) myRootAlert; //!< root alert
Handle(Message_AlertExtended) myLastAlert; //!< last added alert on the root alert
};
//! @def MESSAGE_NEW_LEVEL
//! Creates a new level instance of Sentry. This row should be inserted before messages using in the method.
#define OCCT_ADD_MESSAGE_LEVEL_SENTRY(theMessage) \
Message_Level aLevel(theMessage);
#endif // _Message_Level_HeaderFile