ALib C++ Framework
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Library Version: 2511 R0
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alib::lox::loggers::MemoryLogger Class Reference

Description:

A logger that logs all messages to an in-memory buffer of type AString. The name of the Logger defaults to "MEMORY".

Definition at line 14 of file memorylogger.inl.

Inheritance diagram for alib::lox::loggers::MemoryLogger:
alib::lox::textlogger::PlainTextLogger alib::lox::textlogger::TextLogger alib::lox::detail::Logger alib::threads::RecursiveLock alib::lang::DbgCriticalSections::AssociatedLock

Public Field Index:

AString MemoryLog
bool UseWStringLengthForTabAdjustments =true
Public Field Index: inherited from alib::lox::textlogger::PlainTextLogger
bool PruneESCSequences =true
Public Field Index: inherited from alib::lox::textlogger::TextLogger
ObjectConverterConverter = nullptr
TickConverter DateConverter
bool FormatWarningOnce =false
Public Field Index: inherited from alib::lox::detail::Logger
integer CntLogs =0
time::Ticks TimeOfCreation
 The creation time of the Logger.
time::Ticks TimeOfLastLog
 Timestamp of the last log operation.
Public Field Index: inherited from alib::threads::RecursiveLock
DbgLockAsserter Dbg
 The debug tool instance.

Public Method Index:

 MemoryLogger (const NString &name=nullptr, bool pruneESCSequences=true, bool useWStringLengthForTabAdjustments=true)
virtual ~MemoryLogger () override
 Destructs a MemoryLogger.
Public Method Index: inherited from alib::lox::textlogger::TextLogger
virtual ~TextLogger () override
 Destructs a TextLogger.
virtual void AcknowledgeLox (detail::LoxImpl *lox, lang::ContainerOp op) override
virtual void ClearReplacements ()
 Removes all pairs of searched strings and their replacement value.
FormatAutoSizesGetAutoSizes ()
FormatDateTimeGetFormatDate ()
FormatMetaInfoGetFormatMetaInfo ()
FormatMultiLineGetFormatMultiLine ()
FormatOtherGetFormatOther ()
FormatTimeDiffGetFormatTimeDiff ()
ReplacementsGetReplacements ()
virtual void Log (detail::Domain &domain, Verbosity verbosity, BoxesMA &logables, detail::ScopeInfo &scope) override
virtual void ResetAutoSizes ()
virtual void SetReplacement (const String &searched, const String &replacement)
Public Method Index: inherited from alib::lox::detail::Logger
virtual ~Logger () override
 Destructs a logger.
const NStringGetName () const
const NStringGetTypeName () const
bool SetVerbosityExport (Lox *lox, bool value, Priority priority=Priority::Standard)
Public Method Index: inherited from alib::threads::RecursiveLock
void AcquireRecursive (ALIB_DBG_TAKE_CI)
virtual bool DCSIsAcquired () const override
virtual bool DCSIsSharedAcquired () const override
void ReleaseRecursive (ALIB_DBG_TAKE_CI)
bool TryAcquire (ALIB_DBG_TAKE_CI)
Public Method Index: inherited from alib::lang::DbgCriticalSections::AssociatedLock
virtual ~AssociatedLock ()
 Virtual Destructor.

Protected Method Index:

virtual integer logPlainTextPart (const String &buffer, integer start, integer length) override
virtual void notifyMultiLineOp (lang::Phase) override
 Empty implementation, not needed for this class.
virtual bool notifyPlainTextLogOp (lang::Phase phase) override
Protected Method Index: inherited from alib::lox::textlogger::PlainTextLogger
 PlainTextLogger (const NString &name, const NString &typeName)
virtual ~PlainTextLogger () override
 Destructs a MemoryLogger.
virtual void logText (detail::Domain &domain, Verbosity verbosity, AString &msg, detail::ScopeInfo &scope, int lineNumber, bool isRecursion) override
Protected Method Index: inherited from alib::lox::textlogger::TextLogger
 TextLogger (const NString &pName, const NString &typeName)
virtual void processVariable (const NString &domainPath, Verbosity verbosity, detail::ScopeInfo &scope, AString &dest, Substring &variable)
virtual void writeMetaInfo (AString &buffer, detail::Domain &domain, Verbosity verbosity, detail::ScopeInfo &scope)
virtual void writeTimeDiff (AString &buffer, int64_t diffNanos)
Protected Method Index: inherited from alib::lox::detail::Logger
 Logger (const NString &name, const NString &typeName)

Additional Inherited Members

Protected Field Index: inherited from alib::lox::textlogger::TextLogger
strings::util::CalendarDateTime callerDateTime
AString logBuf
 The internal log Buffer.
AString msgBuf
 The buffer for converting the logables.
Variable varFormatAutoSizes
Variable varFormatDateTime
Variable varFormatMetaInfo
Variable varFormatMultiLine
Variable varFormatOther
Variable varFormatTimeDiff
Variable varReplacements
Protected Field Index: inherited from alib::lox::detail::Logger
NString32 Name
NString32 TypeName
Protected Field Index: inherited from alib::threads::RecursiveLock
std::recursive_mutex mutex

Field Details:

◆ MemoryLog

AString alib::lox::loggers::MemoryLogger::MemoryLog

The logging Buffer. This can be accessed publicly and hence used quite freely. Especially, the whole log can easily be cleared using AString::Reset. In multithreaded environments, Lox interface's mutex should be acquired before accessing this buffer. The initial size of the buffer is 8kb.

Definition at line 25 of file memorylogger.inl.

◆ UseWStringLengthForTabAdjustments

bool alib::lox::loggers::MemoryLogger::UseWStringLengthForTabAdjustments =true

If this field is set to true (which is the default), the effective length of the messages when converted to wide character strings are taken into account.

Switching this off increases the overall logging performance (especially when logging into memory) significantly.

Definition at line 32 of file memorylogger.inl.

Constructor(s) / Destructor Details:

◆ MemoryLogger()

alib::lox::loggers::MemoryLogger::MemoryLogger ( const NString & name = nullptr,
bool pruneESCSequences = true,
bool useWStringLengthForTabAdjustments = true )
inlineexplicit

Creates a MemoryLogger with the given name.

Parameters
name(Optional) The name of the Logger. Defaults to "MEMORY".
pruneESCSequences(Optional) Sets the member PruneESCSequences. Defaults to true.
useWStringLengthForTabAdjustments(Optional) Sets the member UseWStringLengthForTabAdjustments. Defaults to true.

Definition at line 45 of file memorylogger.inl.

◆ ~MemoryLogger()

virtual alib::lox::loggers::MemoryLogger::~MemoryLogger ( )
inlineoverridevirtual

Destructs a MemoryLogger.

Definition at line 56 of file memorylogger.inl.

Method Details:

◆ logPlainTextPart()

virtual integer alib::lox::loggers::MemoryLogger::logPlainTextPart ( const String & buffer,
integer start,
integer length )
inlineoverrideprotectedvirtual

Write the given region of the given AString to the destination buffer.

Parameters
bufferThe string to write a portion of.
startThe start of the portion in buffer to write out.
lengthThe length of the portion in buffer to write out.
Returns
The number of characters written, -1 on error.

Implements alib::lox::textlogger::PlainTextLogger.

Definition at line 79 of file memorylogger.inl.

◆ notifyMultiLineOp()

virtual void alib::lox::loggers::MemoryLogger::notifyMultiLineOp ( lang::Phase )
inlineoverrideprotectedvirtual

Empty implementation, not needed for this class.

Implements alib::lox::textlogger::TextLogger.

Definition at line 88 of file memorylogger.inl.

◆ notifyPlainTextLogOp()

virtual bool alib::lox::loggers::MemoryLogger::notifyPlainTextLogOp ( lang::Phase phase)
inlineoverrideprotectedvirtual

Start a new log line. Appends a new-line character sequence to previously logged lines.

Parameters
phaseIndicates the beginning or end of a log line.
Returns
Always returns true.

Implements alib::lox::textlogger::PlainTextLogger.

Definition at line 66 of file memorylogger.inl.


The documentation for this class was generated from the following file: