Loads a workspace from a NeXus Processed entry in a NeXus file. More...

#include <LoadNexusProcessed.h>

Inheritance diagram for Mantid::DataHandling::LoadNexusProcessed:

Public Member Functions
const std::string	category () const override
	Algorithm's category for identification overriding a virtual method.

int	confidence (Nexus::NexusDescriptor &descriptor) const override
	Returns a confidence value that this algorithm can load a file.

	LoadNexusProcessed ()
	Default constructor.

const std::string	name () const override
	Algorithm's name for identification overriding a virtual method.

const std::vector< std::string >	seeAlso () const override
	Function to return all of the seeAlso (these are not validated) algorithms related to this algorithm.A default implementation is provided.

const std::string	summary () const override
	Summary of algorithms purpose.

int	version () const override
	Algorithm's version for identification overriding a virtual method.

	~LoadNexusProcessed () override
	Destructor.

Public Member Functions inherited from Mantid::API::NexusFileLoader
std::shared_ptr< Algorithm >	createChildAlgorithm (const std::string &name, const double startProgress=-1., const double endProgress=-1., const bool enableLogging=true, const int &version=-1) override
	Create a Child Algorithm.

void	exec () override final
	Virtual method - must be overridden by concrete algorithm.

virtual const std::shared_ptr< Mantid::Nexus::NexusDescriptor >	getFileInfo () const noexcept
	Required to pass m_fileInfo to static functions Keeping it shared_ptr to match setFileInfo signature (although passing ownership is not the main goal).

virtual std::string	getFilenamePropertyName () const

virtual void	setFileInfo (std::shared_ptr< Mantid::Nexus::NexusDescriptor > fileInfo)

Public Member Functions inherited from Mantid::API::IFileLoader< Mantid::Nexus::NexusDescriptor >
virtual bool	loadMutipleAsOne ()
	Returns a value indicating whether or not loader wants to load multiple files into a single workspace.

Public Member Functions inherited from Mantid::API::Algorithm
	Algorithm ()
	Constructor.

	Algorithm (const Algorithm &)=delete

Algorithm &	operator= (const Algorithm &)=delete

	~Algorithm () override
	Virtual destructor.

void	initialize () override
	Initialization method invoked by the framework.

bool	execute () override final
	The actions to be performed by the algorithm on a dataset.

void	addTimer (const std::string &name, const Kernel::time_point_ns &begin, const Kernel::time_point_ns &end)

void	executeAsChildAlg () override
	Execute as a Child Algorithm.

ExecutionState	executionState () const override
	Gets the current execution state.

ResultState	resultState () const override
	Gets the current result State.

bool	isInitialized () const override
	Has the Algorithm already been initialized.

bool	isExecuted () const override
	Has the Algorithm already been executed successfully.

bool	isRunning () const override
	True if the algorithm is running.

bool	isReadyForGarbageCollection () const override
	True if the algorithm is ready for garbage collection.

bool	isChild () const override
	To query whether algorithm is a child.

void	setChild (const bool isChild) override
	To set whether algorithm is a child.

void	enableHistoryRecordingForChild (const bool on) override
	Change the state of the history recording flag.

bool	isRecordingHistoryForChild ()

void	setAlwaysStoreInADS (const bool doStore) override
	Do we ALWAYS store in the AnalysisDataService? This is set to true for python algorithms' child algorithms.

bool	getAlwaysStoreInADS () const override
	Returns true if we always store in the AnalysisDataService.

void	setRethrows (const bool rethrow) override
	Set whether the algorithm will rethrow exceptions.

Poco::ActiveResult< bool >	executeAsync () override
	Asynchronous execution.

void	addObserver (const Poco::AbstractObserver &observer) const override
	Add an observer for a notification.

void	removeObserver (const Poco::AbstractObserver &observer) const override
	Remove an observer.

void	cancel () override
	Raises the cancel flag.

bool	getCancel () const
	Returns the cancellation state.

Kernel::Logger &	getLogger () const
	Returns a reference to the logger.

void	setLogging (const bool value) override
	Logging can be disabled by passing a value of false.

bool	isLogging () const override
	returns the status of logging, True = enabled

void	setLoggingOffset (const int value) override
	gets the logging priority offset

int	getLoggingOffset () const override
	returns the logging priority offset

void	setAlgStartupLogging (const bool enabled) override
	disable Logging of start and end messages

bool	getAlgStartupLogging () const override
	get the state of Logging of start and end messages

void	setChildStartProgress (const double startProgress) const override
	setting the child start progress

void	setChildEndProgress (const double endProgress) const override
	setting the child end progress

std::string	toString () const override
	Serialize an object to a string.

::Json::Value	toJson () const override
	Serialize an object to a json object.

void	setupAsChildAlgorithm (const Algorithm_sptr &algorithm, const double startProgress=-1., const double endProgress=-1., const bool enableLogging=true)
	Setup algorithm as child algorithm.

void	trackAlgorithmHistory (std::shared_ptr< AlgorithmHistory > parentHist)
	set whether we wish to track the child algorithm's history and pass it the parent object to fill.

void	findWorkspaces (WorkspaceVector &workspaces, unsigned int direction, bool checkADS=false) const
	Populate lists of the workspace properties for a given direction (InOut workspaces are included in both input/output)

virtual bool	checkGroups ()
	Check the input workspace properties for groups.

virtual bool	processGroups ()
	Process WorkspaceGroup inputs.

void	copyNonWorkspaceProperties (IAlgorithm *alg, int periodNum)
	Copy all the non-workspace properties from this to alg.

void	declareProperty (std::unique_ptr< Kernel::Property > p, const std::string &doc="") override
	Add a property to the list of managed properties.

void	declareOrReplaceProperty (std::unique_ptr< Kernel::Property > p, const std::string &doc="") override
	Add or replace property in the list of managed properties.

void	resetProperties () override
	Reset property values back to initial values (blank or default values)

void	setProperties (const std::string &propertiesJson, const std::unordered_set< std::string > &ignoreProperties=std::unordered_set< std::string >(), bool createMissing=false) override
	Set the ordered list of properties by one string of values, separated by semicolons.

void	setProperties (const ::Json::Value &jsonValue, const std::unordered_set< std::string > &ignoreProperties=std::unordered_set< std::string >(), bool createMissing=false) override
	Sets all the declared properties from a json object.

void	setPropertiesWithString (const std::string &propertiesString, const std::unordered_set< std::string > &ignoreProperties=std::unordered_set< std::string >()) override
	Sets all the declared properties from a string.

void	setPropertyValue (const std::string &name, const std::string &value) override
	Set the value of a property by string N.B.

void	setPropertyValueFromJson (const std::string &name, const Json::Value &value) override
	Set the value of a property by Json::Value object.

void	setPropertyOrdinal (const int &index, const std::string &value) override
	Set the value of a property by an index N.B.

virtual void	copyPropertiesFrom (const Algorithm &alg)
	Make m_properties point to the same PropertyManager as alg.m_properties.

bool	existsProperty (const std::string &name) const override
	Checks whether the named property is already in the list of managed property.

bool	validateProperties () const override
	Validates all the properties in the collection.

size_t	propertyCount () const override
	Count the number of properties under management.

std::string	getPropertyValue (const std::string &name) const override
	Get the value of a property as a string.

const std::vector< Kernel::Property * > &	getProperties () const override
	Get the list of managed properties.

std::vector< std::string >	getDeclaredPropertyNames () const noexcept override
	Return the list of declared property names.

TypedValue	getProperty (const std::string &name) const override
	Get the value of a property.

std::string	asString (bool withDefaultValues=false) const override
	Return the property manager serialized as a string.

::Json::Value	asJson (bool withDefaultValues=false) const override
	Return the property manager serialized as a json object.

bool	isDefault (const std::string &name) const

void	removeProperty (const std::string &name, const bool delproperty=true) override
	Removes the property from management.

std::unique_ptr< Kernel::Property >	takeProperty (const size_t index) override
	Removes the property from management and returns a pointer to it.

void	clear () override
	Clears all properties under management.

void	afterPropertySet (const std::string &) override
	Override this method to perform a custom action right after a property was set.

Kernel::Property *	getPointerToProperty (const std::string &name) const override
	Get a property by name.

Kernel::Property *	getPointerToPropertyOrdinal (const int &index) const override
	Get a property by an index.

virtual void	declareProperty (std::unique_ptr< Property > p, const std::string &doc="")=0
	Function to declare properties (i.e. store them)

template<typename T >
void	declareProperty (const std::string &name, T value, IValidator_sptr validator=std::make_shared< NullValidator >(), const std::string &doc="", const unsigned int direction=Direction::Input)
	Add a property of the template type to the list of managed properties.

template<typename T >
void	declareProperty (const std::string &name, T value, const std::string &doc, const unsigned int direction=Direction::Input)
	Add a property to the list of managed properties with no validator.

template<typename T >
void	declareProperty (const std::string &name, T value, const unsigned int direction)
	Add a property of the template type to the list of managed properties.

void	declareProperty (const std::string &name, const char *value, IValidator_sptr validator=std::make_shared< NullValidator >(), const std::string &doc=std::string(), const unsigned int direction=Direction::Input)
	Specialised version of declareProperty template method to prevent the creation of a PropertyWithValue of type const char* if an argument in quotes is passed (it will be converted to a string).

void	declareProperty (const std::string &name, const char *value, const std::string &doc, IValidator_sptr validator=std::make_shared< NullValidator >(), const unsigned int direction=Direction::Input)
	Specialised version of declareProperty template method to prevent the creation of a PropertyWithValue of type const char* if an argument in quotes is passed (it will be converted to a string).

void	declareProperty (const std::string &name, const char *value, const unsigned int direction)
	Add a property of string type to the list of managed properties.

const std::vector< std::string >	categories () const override
	Function to return all of the categories that contain this algorithm.

const std::string	categorySeparator () const override
	Function to return the separator token for the category string.

const std::string	alias () const override
	function to return any aliases to the algorithm; A default implementation is provided

const std::string	aliasDeprecated () const override
	Expiration date (in ISO8601 format) for the algorithm aliases; default implementation for no expiration date.

const std::string	helpURL () const override
	function to return URL for algorithm documentation; A default implementation is provided.

template<typename T , typename = typename std::enable_if<std::is_convertible<T , MatrixWorkspace >::value>::type>
std::tuple< std::shared_ptr< T >, Indexing::SpectrumIndexSet >	getWorkspaceAndIndices (const std::string &name) const
	Mechanism for retriving the index property.

template<typename T1 , typename T2 , typename = typename std::enable_if<std::is_convertible<T1 , MatrixWorkspace >::value>::type, typename = typename std::enable_if<std::is_convertible<T2 , std::string >::value \|\| std::is_convertible<T2 , std::vector<int64_t> >::value>::type>
void	setWorkspaceInputProperties (const std::string &name, const std::shared_ptr< T1 > &wksp, IndexType type, const T2 &list)
	Mechanism for setting the index property with a workspace shared pointer.

template<typename T1 , typename T2 , typename = typename std::enable_if<std::is_convertible<T1 , MatrixWorkspace >::value>::type, typename = typename std::enable_if<std::is_convertible<T2 , std::string >::value \|\| std::is_convertible<T2 , std::vector<int64_t> >::value>::type>
void	setWorkspaceInputProperties (const std::string &name, const std::string &wsName, IndexType type, const T2 &list)
	Mechanism for setting the index property with a workspace shared pointer.

const std::string	workspaceMethodName () const override

const std::vector< std::string >	workspaceMethodOn () const override

const std::string	workspaceMethodInputProperty () const override

AlgorithmID	getAlgorithmID () const override
	Algorithm ID.

Algorithms As Methods
Public Member Functions inherited from Mantid::Kernel::IPropertyManager
void	declareProperty (const std::string &name, const char *value, const std::string &doc, IValidator_sptr validator=std::make_shared< NullValidator >(), const unsigned int direction=Direction::Input)
	Specialised version of declareProperty template method to prevent the creation of a PropertyWithValue of type const char* if an argument in quotes is passed (it will be converted to a string).

void	declareProperty (const std::string &name, const char *value, const unsigned int direction)
	Add a property of string type to the list of managed properties.

void	declareProperty (const std::string &name, const char *value, IValidator_sptr validator=std::make_shared< NullValidator >(), const std::string &doc=std::string(), const unsigned int direction=Direction::Input)
	Specialised version of declareProperty template method to prevent the creation of a PropertyWithValue of type const char* if an argument in quotes is passed (it will be converted to a string).

template<typename T >
void	declareProperty (const std::string &name, T value, const std::string &doc, const unsigned int direction=Direction::Input)
	Add a property to the list of managed properties with no validator.

template<typename T >
void	declareProperty (const std::string &name, T value, const unsigned int direction)
	Add a property of the template type to the list of managed properties.

template<typename T >
void	declareProperty (const std::string &name, T value, IValidator_sptr validator=std::make_shared< NullValidator >(), const std::string &doc="", const unsigned int direction=Direction::Input)
	Add a property of the template type to the list of managed properties.

virtual void	filterByProperty (Mantid::Kernel::LogFilter *, const std::vector< std::string > &)

std::vector< Property * >	getPropertiesInGroup (const std::string &group) const
	Get the list of managed properties in a given group.

IPropertyManager *	setProperty (const std::string &name, const char *value)
	Specialised version of setProperty template method to handle const char *.

IPropertyManager *	setProperty (const std::string &name, const std::string &value)
	Specialised version of setProperty template method to handle std::string.

template<typename T >
IPropertyManager *	setProperty (const std::string &name, const T &value)
	Templated method to set the value of a PropertyWithValue.

template<typename T >
IPropertyManager *	setProperty (const std::string &name, std::unique_ptr< T > value)
	Templated method to set the value of a PropertyWithValue from a std::unique_ptr.

void	setPropertyGroup (const std::string &name, const std::string &group)
	Set the group for a given property.

void	setPropertySettings (const std::string &name, std::unique_ptr< IPropertySettings > settings)

void	updatePropertyValues (const IPropertyManager &other)
	Update values of the existing properties.

virtual	~IPropertyManager ()=default

Protected Member Functions
void	readInstrumentGroup (Mantid::Nexus::NXEntry &mtd_entry, API::MatrixWorkspace &local_workspace)
	Read the spectra.

Protected Member Functions inherited from Mantid::API::Algorithm
virtual const std::string	workspaceMethodOnTypes () const
	Returns a semi-colon separated list of workspace types to attach this algorithm.

void	cacheWorkspaceProperties ()
	Go through the properties and cache the input/output workspace properties for later use.

void	cacheInputWorkspaceHistories ()
	Cache the histories of any input workspaces so they can be copied over after algorithm completion.

void	setExecutionState (const ExecutionState state)
	Sets the current execution state.

void	setResultState (const ResultState state)
	Sets the result execution state.

void	store ()
	Stores any output workspaces into the AnalysisDataService.

void	progress (double p, const std::string &msg="", double estimatedTime=0.0, int progressPrecision=0)
	Sends ProgressNotification.

void	interruption_point ()
	This is called during long-running operations, and check if the algorithm has requested that it be cancelled.

Poco::NotificationCenter &	notificationCenter () const
	Return a reference to the algorithm's notification dispatcher.

void	handleChildProgressNotification (const Poco::AutoPtr< ProgressNotification > &pNf)
	Observation slot for child algorithm progress notification messages, these are scaled and then signalled for this algorithm.

const Poco::AbstractObserver &	progressObserver () const
	Return a reference to the algorithm's object that is reporting progress.

bool	isWorkspaceProperty (const Kernel::Property *const prop) const
	checks the property is a workspace property

bool	trackingHistory ()
	get whether we are tracking the history for this algorithm,

virtual void	fillHistory ()
	Copy workspace history from input workspaces to output workspaces and record the history for ths algorithm.

void	fillHistory (const std::vector< Workspace_sptr > &outputWorkspaces)
	Copy workspace history from input workspaces to provided vector of output workspaces.

virtual void	setOtherProperties (IAlgorithm *alg, const std::string &propertyName, const std::string &propertyValue, int periodNum)
	Virtual method to set the non workspace properties for this algorithm.

template<typename T , const int AllowedIndexTypes = static_cast<int>(IndexType::WorkspaceIndex), typename... WSPropArgs, typename = typename std::enable_if<std::is_convertible<T , MatrixWorkspace >::value>::type>
void	declareWorkspaceInputProperties (const std::string &propertyName, const std::string &doc, WSPropArgs &&...wsPropArgs)
	Declare a property which defines the workspace and allowed index types, as well as a property for capturing the indices all at once.

Protected Member Functions inherited from Mantid::Kernel::IPropertyManager
template<typename T >
T	getValue (const std::string &name) const
	Templated method to get the value of a property.

template<>
MANTID_KERNEL_DLL PropertyManager_sptr	getValue (const std::string &name) const

template<>
MANTID_KERNEL_DLL PropertyManager_const_sptr	getValue (const std::string &name) const

Private Member Functions
bool	addSampleProperty (Mantid::Nexus::NXClass &sample_entry, const std::string &entryName, API::Sample &sampleDetails)
	Add a property to the sample object.

void	applyLogFiltering (const Mantid::API::Workspace_sptr &local_workspace)
	applies log filtering of the loaded logs if required

std::string	buildWorkspaceName (const std::string &name, const std::string &baseName, size_t wsIndex)
	Create the workspace name if it's part of a group workspace.

std::size_t	calculateWorkspaceSize (const std::size_t numberofspectra, bool gen_filtered_list=false)
	calculates the workspace size

void	checkOptionalProperties (const std::size_t numberofspectra)
	Validates the optional 'spectra to read' properties, if they have been set.

void	correctForWorkspaceNameClash (std::string &wsName)
	Add an index to the name if it already exists in the workspace.

Mantid::API::Workspace_sptr	doAccelleratedMultiPeriodLoading (Mantid::Nexus::NXRoot &root, const std::string &entryName, Mantid::API::MatrixWorkspace_sptr &tempMatrixWorkspace, const size_t nWorkspaceEntries, const size_t p)
	Accellerated multiperiod loading.

void	execLoader () override
	Overwrites Algorithm method.

std::vector< std::string >	extractWorkspaceNames (Mantid::Nexus::NXRoot &root, size_t nWorkspaceEntries)
	Extract the workspace name.

void	getWordsInString (const std::string &words3, std::string &w1, std::string &w2, std::string &w3)
	Splits a string of exactly three words into the separate words.

void	getWordsInString (const std::string &words4, std::string &w1, std::string &w2, std::string &w3, std::string &w4)
	Splits a string of exactly four words into the separate words.

void	init () override
	Overwrites Algorithm method.

void	loadBlock (Mantid::Nexus::NXDouble &data, Mantid::Nexus::NXDouble &errors, Mantid::Nexus::NXDouble &farea, bool hasFArea, Mantid::Nexus::NXDouble &xErrors, bool hasXErrors, int64_t blocksize, int64_t nchannels, int64_t &hist, const API::MatrixWorkspace_sptr &local_workspace)
	Load a block of data into the workspace where it is assumed that the x bins have already been cached.

void	loadBlock (Mantid::Nexus::NXDouble &data, Mantid::Nexus::NXDouble &errors, Mantid::Nexus::NXDouble &farea, bool hasFArea, Mantid::Nexus::NXDouble &xErrors, bool hasXErrors, int64_t blocksize, int64_t nchannels, int64_t &hist, int64_t &wsIndex, const API::MatrixWorkspace_sptr &local_workspace)
	Load a block of data into the workspace where it is assumed that the x bins have already been cached.

void	loadBlock (Mantid::Nexus::NXDouble &data, Mantid::Nexus::NXDouble &errors, Mantid::Nexus::NXDouble &farea, bool hasFArea, Mantid::Nexus::NXDouble &xErrors, bool hasXErrors, Mantid::Nexus::NXDouble &xbins, int64_t blocksize, int64_t nchannels, int64_t &hist, int64_t &wsIndex, const API::MatrixWorkspace_sptr &local_workspace)
	Load a block of data into the workspace.

API::Workspace_sptr	loadEntry (Mantid::Nexus::NXRoot &root, const std::string &entry_name, const double &progressStart, const double &progressRange)
	Load a single entry.

API::MatrixWorkspace_sptr	loadEventEntry (Mantid::Nexus::NXData &wksp_cls, Mantid::Nexus::NXDouble &xbins, const double &progressStart, const double &progressRange)
	Load an event_workspace field.

API::Workspace_sptr	loadLeanElasticPeaksEntry (const Mantid::Nexus::NXEntry &entry)
	Load LeanElasticPeakWorkspace.

virtual bool	loadNexusGeometry (Mantid::API::Workspace &, size_t, Kernel::Logger &, const std::string &)
	Load nexus geometry and apply to workspace.

API::MatrixWorkspace_sptr	loadNonEventEntry (Mantid::Nexus::NXData &wksp_cls, Mantid::Nexus::NXDouble &xbins, const double &progressStart, const double &progressRange, const Mantid::Nexus::NXEntry &mtd_entry, const int64_t xlength, std::string &workspaceType)
	Load a Workspace2D.

void	loadNonSpectraAxis (const API::MatrixWorkspace_sptr &local_workspace, const Mantid::Nexus::NXData &data)
	Load the data from a non-spectra axis (Numeric/Text) into the workspace.

template<typename ColumnType , typename NexusType >
void	loadNumericColumn (const Mantid::Nexus::NXData &tableData, const std::string &dataSetName, const API::ITableWorkspace_sptr &tableWs, const std::string &columnType)
	Load a numeric column to the TableWorkspace.

API::Workspace_sptr	loadPeaksEntry (const Mantid::Nexus::NXEntry &entry)
	Load peaks.

API::Workspace_sptr	loadTableEntry (const Mantid::Nexus::NXEntry &entry)
	Load a table.

void	loadV3DColumn (Mantid::Nexus::NXDouble &data, const API::ITableWorkspace_sptr &tableWs)
	Loads a V3D column to the TableWorkspace.

template<typename Type >
void	loadVectorColumn (const Mantid::Nexus::NXData &tableData, const std::string &dataSetName, const API::ITableWorkspace_sptr &tableWs, const std::string &columnType)
	Loads a vector column to the TableWorkspace.

std::string	loadWorkspaceName (Mantid::Nexus::NXRoot &root, const std::string &entry_name)
	Load the workspace name attribute if it exists.

void	readBinMasking (const Mantid::Nexus::NXData &wksp_cls, const API::MatrixWorkspace_sptr &local_workspace)
	Read the bin masking information.

void	readSampleGroup (Mantid::Nexus::NXEntry &mtd_entry, API::MatrixWorkspace_sptr local_workspace)
	Read the data from the sample group.

virtual void	readSpectraToDetectorMapping (Mantid::Nexus::NXEntry &mtd_entry, Mantid::API::MatrixWorkspace &ws)

std::map< std::string, std::string >	validateInputs () override
	Validates the input Min < Max and Max < Maximum_Int.

Private Attributes
MantidVec	m_axis1vals
	Numeric values for the second axis, if applicable.

std::vector< int >	m_filtered_spec_idxs
	list of spectra filtered by min/max/list, currently used only when loading data into event_workspace

bool	m_interval
	Flag set if interval of spectra to write is set.

bool	m_list
	Flag set if list of spectra to save is specifed.

std::unique_ptr< Nexus::File >	m_nexusFile

bool	m_shared_bins
	Does the current workspace have uniform binning.

std::vector< int >	m_spec_list
	The value of the spectrum_list property.

int	m_spec_max
	The value of the spectrum_max property.

int	m_spec_min
	The value of the spectrum_min property.

HistogramData::BinEdges	m_xbins
	The cached x binning if we have bins.

Additional Inherited Members
Public Types inherited from Mantid::API::Algorithm
using	WorkspaceVector = std::vector< std::shared_ptr< Workspace > >

Static Public Member Functions inherited from Mantid::API::Algorithm
static IAlgorithm_sptr	fromString (const std::string &input)
	De-serialize an object from a string.

static IAlgorithm_sptr	fromJson (const Json::Value &input)
	De-serialize an object from a Json.

static IAlgorithm_sptr	fromHistory (const AlgorithmHistory &history)
	Construct an object from a history entry.

Public Attributes inherited from Mantid::API::Algorithm
bool	calledByAlias = false
	Flag to indicate if the algorithm is called by its alias.

Static Protected Member Functions inherited from Mantid::API::Algorithm
template<typename NumT >
static bool	isEmpty (const NumT toCheck)
	checks that the value was not set by users, uses the value in empty double/int.

Protected Attributes inherited from Mantid::API::Algorithm
std::atomic< bool >	m_cancel
	Set to true to stop execution.

std::atomic< bool >	m_parallelException
	Set if an exception is thrown, and not caught, within a parallel region.

std::vector< IWorkspaceProperty * >	m_inputWorkspaceProps
	All the WorkspaceProperties that are Input or InOut. Set in execute()

std::shared_ptr< AlgorithmHistory >	m_history
	Pointer to the history for the algorithm being executed.

Kernel::Logger	m_log
	Logger for this algorithm.

Kernel::Logger &	g_log

std::shared_ptr< AlgorithmHistory >	m_parentHistory
	Pointer to the parent history object (if set)

std::vector< WorkspaceVector >	m_unrolledInputWorkspaces
	One vector of workspaces for each input workspace property.

size_t	m_groupSize
	Size of the group(s) being processed.

bool	m_usingBaseProcessGroups = false
	distinguish between base processGroups() and overriden/algorithm specific versions

Static Protected Attributes inherited from Mantid::API::Algorithm
static size_t	g_execCount = 0
	Counter to keep track of algorithm execution order.

Detailed Description

Loads a workspace from a NeXus Processed entry in a NeXus file.

LoadNexusProcessed is an algorithm and as such inherits from the Algorithm class, via DataHandlingCommand, and overrides the init() & exec() methods.

Required Properties:

Filename - The name of the input NeXus file (must exist)
InputWorkspace - The name of the workspace to put the data

Definition at line 40 of file LoadNexusProcessed.h.

Constructor & Destructor Documentation

◆ LoadNexusProcessed()

Mantid::DataHandling::LoadNexusProcessed::LoadNexusProcessed ( )

Default constructor.

Definition at line 181 of file LoadNexusProcessed.cpp.

◆ ~LoadNexusProcessed()

Mantid::DataHandling::LoadNexusProcessed::~LoadNexusProcessed ( )

overridedefault

Destructor.

Destructor defined here so that Nexus::File can be forward declared in header.

Member Function Documentation

◆ addSampleProperty()

bool Mantid::DataHandling::LoadNexusProcessed::addSampleProperty	(	Mantid::Nexus::NXClass &	sample_entry,
		const std::string &	entryName,
		API::Sample &	sampleDetails
	)

private

Add a property to the sample object.

References Mantid::API::getWordsInString().

◆ applyLogFiltering()

void Mantid::DataHandling::LoadNexusProcessed::applyLogFiltering ( const Mantid::API::Workspace_sptr & local_workspace )

private

applies log filtering of the loaded logs if required

Applies log filtering to workspaces that require it.

Parameters

local_workspace :: the workspace containing logs to be filtered

Definition at line 2524 of file LoadNexusProcessed.cpp.

References Mantid::API::ISISRunLogs::applyLogFiltering(), Mantid::API::LogManager::hasProperty(), Mantid::Kernel::LogParser::periodsLogName(), and Mantid::Kernel::LogParser::statusLogName().

Referenced by execLoader().

◆ buildWorkspaceName()

std::string Mantid::DataHandling::LoadNexusProcessed::buildWorkspaceName	(	const std::string &	name,
		const std::string &	baseName,
		size_t	wsIndex
	)

private

Create the workspace name if it's part of a group workspace.

Decides what to call a child of a group workspace.

This function builds the workspace name based on either a workspace name which was stored in the file or the base name.

Parameters

name	:: The name loaded from the file (possibly the empty string if none was loaded)
baseName	:: The name group workspace
wsIndex	:: The current index of this workspace

Returns: The name of the workspace

Definition at line 545 of file LoadNexusProcessed.cpp.

References correctForWorkspaceNameClash(), index, name(), and std::to_string().

Referenced by execLoader().

◆ calculateWorkspaceSize()

size_t Mantid::DataHandling::LoadNexusProcessed::calculateWorkspaceSize	(	const std::size_t	numberofspectra,
		bool	gen_filtered_list = `false`
	)

private

calculates the workspace size

Calculate the size of a workspace.

Parameters

numberofspectra	:: count of spectra found in the file being loaded
gen_filtered_list	:: process SpectrumList and SpectrumMin/Max and save resulting explicit list of spectra indices into a vector data member, presently used only when loading into event_workspace

Returns: the size of a workspace

Definition at line 2465 of file LoadNexusProcessed.cpp.

References m_filtered_spec_idxs, m_interval, m_list, m_spec_list, m_spec_max, and m_spec_min.

Referenced by loadEventEntry(), and loadNonEventEntry().

◆ category()

const std::string Mantid::DataHandling::LoadNexusProcessed::category ( ) const

inlineoverridevirtual

Algorithm's category for identification overriding a virtual method.

Reimplemented from Mantid::API::Algorithm.

Definition at line 61 of file LoadNexusProcessed.h.

◆ checkOptionalProperties()

void Mantid::DataHandling::LoadNexusProcessed::checkOptionalProperties ( const std::size_t numberofspectra )

private

Validates the optional 'spectra to read' properties, if they have been set.

Parameters

numberofspectra :: number of spectrum

Definition at line 2411 of file LoadNexusProcessed.cpp.

References Mantid::EMPTY_INT(), Mantid::Kernel::Logger::error(), Mantid::API::g_log, Mantid::API::Algorithm::getProperty(), m_interval, m_list, m_spec_list, m_spec_max, and m_spec_min.

Referenced by loadEventEntry(), and loadNonEventEntry().

◆ confidence()

int Mantid::DataHandling::LoadNexusProcessed::confidence ( Nexus::NexusDescriptor & descriptor ) const

overridevirtual

Returns a confidence value that this algorithm can load a file.

Return the confidence with with this algorithm can load the file.

Parameters

descriptor A descriptor for the file

Returns: An integer specifying the confidence level. 0 indicates it will not be used

Implements Mantid::API::NexusFileLoader.

Reimplemented in Mantid::DataHandling::LoadNexusProcessed2.

Definition at line 195 of file LoadNexusProcessed.cpp.

References Mantid::Nexus::NexusDescriptor::isEntry().

Referenced by Mantid::DataHandling::LoadNexusProcessed2::confidence().

◆ correctForWorkspaceNameClash()

void Mantid::DataHandling::LoadNexusProcessed::correctForWorkspaceNameClash ( std::string & wsName )

private

Add an index to the name if it already exists in the workspace.

Append an index to the name if it already exists in the AnalysisDataService.

Parameters

wsName :: Name to call the workspace

Definition at line 575 of file LoadNexusProcessed.cpp.

References std::to_string().

Referenced by buildWorkspaceName().

◆ doAccelleratedMultiPeriodLoading()

Workspace_sptr Mantid::DataHandling::LoadNexusProcessed::doAccelleratedMultiPeriodLoading	(	Mantid::Nexus::NXRoot &	root,
		const std::string &	entryName,
		Mantid::API::MatrixWorkspace_sptr &	tempMatrixWorkspace,
		const size_t	nWorkspaceEntries,
		const size_t	p
	)

private

Accellerated multiperiod loading.

Loading specifically for mulitperiod group workspaces.

Parameters

root	: NXRoot ref
entryName	: Entry name to load.
tempMatrixWorkspace	: Template workspace to base the next multiperiod entry off.
nWorkspaceEntries	: N entries in the file
p	: index + 1 being processed.

Returns: Next multiperiod group workspace

Definition at line 253 of file LoadNexusProcessed.cpp.

References Mantid::Nexus::NXClass::close(), Mantid::Nexus::NXDataSet::dim1(), Mantid::API::g_log, Mantid::Kernel::Logger::information(), Mantid::Kernel::SingletonHolder< T >::Instance(), Mantid::Nexus::NXClass::isValid(), Mantid::Nexus::NXDataSetTyped< T >::load(), m_nexusFile, m_spec_max, m_spec_min, Mantid::Nexus::NXDataSet::openLocal(), Mantid::Nexus::NXClass::openLocal(), Mantid::API::Algorithm::progress(), and Mantid::Geometry::Y.

Referenced by execLoader().

◆ execLoader()

void Mantid::DataHandling::LoadNexusProcessed::execLoader ( )

overrideprivatevirtual

Overwrites Algorithm method.

Executes the algorithm.

Reading in the file and creating and populating the output workspace

Exceptions

runtime_error Thrown if algorithm cannot execute

Implements Mantid::API::NexusFileLoader.

Definition at line 375 of file LoadNexusProcessed.cpp.

References applyLogFiltering(), buildWorkspaceName(), Mantid::Nexus::NXClass::close(), Mantid::API::Algorithm::declareProperty(), doAccelleratedMultiPeriodLoading(), Mantid::Kernel::Logger::error(), extractWorkspaceNames(), Mantid::API::g_log, Mantid::API::Algorithm::getProperty(), Mantid::API::Algorithm::getPropertyValue(), Mantid::Nexus::NXClass::groups(), Mantid::Kernel::Logger::information(), Mantid::Kernel::Property::isDefault(), loadEntry(), loadNexusGeometry(), m_axis1vals, Mantid::Nexus::NXObject::m_fileID, m_list, m_nexusFile, Mantid::Kernel::Direction::Output, Mantid::API::Algorithm::progress(), Mantid::Kernel::IPropertyManager::setProperty(), and std::to_string().

◆ extractWorkspaceNames()

std::vector< std::string > Mantid::DataHandling::LoadNexusProcessed::extractWorkspaceNames	(	Mantid::Nexus::NXRoot &	root,
		size_t	nWorkspaceEntries
	)

private

Extract the workspace name.

Extract the workspace names from the file (if any are stored)

Parameters

root	:: the root for the NeXus document
nWorkspaceEntries	:: the number of workspace entries

Definition at line 599 of file LoadNexusProcessed.cpp.

References loadWorkspaceName(), and std::to_string().

Referenced by execLoader().

◆ getWordsInString() [1/2]

void Mantid::DataHandling::LoadNexusProcessed::getWordsInString	(	const std::string &	words3,
		std::string &	w1,
		std::string &	w2,
		std::string &	w3
	)

private

Splits a string of exactly three words into the separate words.

If the first string contains exactly three words separated by spaces these words will be copied into each of the following strings that were passed.

Parameters

[in]	words3	a string with 3 words separated by spaces
[out]	w1	the first word in the input string
[out]	w2	the second word in the input string
[out]	w3	the third word in the input string

Exceptions

out_of_range if there aren't exaltly three strings in the word

Definition at line 2103 of file LoadNexusProcessed.cpp.

References Mantid::Kernel::StringTokenizer::count(), Mantid::API::g_log, Mantid::Kernel::StringTokenizer::TOK_TRIM, and Mantid::Kernel::Logger::warning().

◆ getWordsInString() [2/2]

void Mantid::DataHandling::LoadNexusProcessed::getWordsInString	(	const std::string &	words4,
		std::string &	w1,
		std::string &	w2,
		std::string &	w3,
		std::string &	w4
	)

private

Splits a string of exactly four words into the separate words.

If the first string contains exactly four words separated by spaces these words will be copied into each of the following strings that were passed.

Parameters

[in]	words4	a string with 4 words separated by spaces
[out]	w1	the first word in the input string
[out]	w2	the second word in the input string
[out]	w3	the third word in the input string
[out]	w4	the fourth word in the input string

Exceptions

out_of_range if there aren't exaltly four strings in the word

Definition at line 2127 of file LoadNexusProcessed.cpp.

References Mantid::Kernel::StringTokenizer::count(), Mantid::API::g_log, Mantid::Kernel::StringTokenizer::TOK_TRIM, and Mantid::Kernel::Logger::warning().

◆ init()

void Mantid::DataHandling::LoadNexusProcessed::init ( )

overrideprivatevirtual

Overwrites Algorithm method.

Initialisation method.

Implements Mantid::API::Algorithm.

Definition at line 209 of file LoadNexusProcessed.cpp.

References Mantid::API::Algorithm::declareProperty(), Mantid::EMPTY_INT(), Mantid::Kernel::Direction::Input, Mantid::API::FileProperty::Load, and Mantid::Kernel::Direction::Output.

◆ loadBlock() [1/3]

void Mantid::DataHandling::LoadNexusProcessed::loadBlock	(	Mantid::Nexus::NXDouble &	data,
		Mantid::Nexus::NXDouble &	errors,
		Mantid::Nexus::NXDouble &	farea,
		bool	hasFArea,
		Mantid::Nexus::NXDouble &	xErrors,
		bool	hasXErrors,
		int64_t	blocksize,
		int64_t	nchannels,
		int64_t &	hist,
		const API::MatrixWorkspace_sptr &	local_workspace
	)

private

Load a block of data into the workspace where it is assumed that the x bins have already been cached.

Perform a call to nxgetslab, via the NexusClasses wrapped methods for a given blocksize.

This assumes that the xbins have alread been cached

Parameters

data	:: The NXDataSet object of y values
errors	:: The NXDataSet object of error values
farea	:: The NXDataSet object of fraction area values
hasFArea	:: Flag to signal a RebinnedOutput workspace is in use
xErrors	:: The NXDataSet object of xError values
hasXErrors	:: Flag to signal the File contains x errors
blocksize	:: The blocksize to use
nchannels	:: The number of channels for the block
hist	:: The workspace index to start reading into
local_workspace	:: A pointer to the workspace

Definition at line 2186 of file LoadNexusProcessed.cpp.

References Mantid::Nexus::NXDataSet::dim1(), Mantid::Nexus::NXDataSetTyped< T >::load(), m_xbins, and Mantid::Geometry::Y.

Referenced by loadNonEventEntry().

◆ loadBlock() [2/3]

void Mantid::DataHandling::LoadNexusProcessed::loadBlock	(	Mantid::Nexus::NXDouble &	data,
		Mantid::Nexus::NXDouble &	errors,
		Mantid::Nexus::NXDouble &	farea,
		bool	hasFArea,
		Mantid::Nexus::NXDouble &	xErrors,
		bool	hasXErrors,
		int64_t	blocksize,
		int64_t	nchannels,
		int64_t &	hist,
		int64_t &	wsIndex,
		const API::MatrixWorkspace_sptr &	local_workspace
	)

private

Load a block of data into the workspace where it is assumed that the x bins have already been cached.

Perform a call to nxgetslab, via the NexusClasses wrapped methods for a given blocksize.

This assumes that the xbins have alread been cached

Parameters

data	:: The NXDataSet object of y values
errors	:: The NXDataSet object of error values
farea	:: The NXDataSet object of fraction area values
hasFArea	:: Flag to signal a RebinnedOutput workspace is in use
xErrors	:: The NXDataSet object of xError values
hasXErrors	:: Flag to signal the File contains x errors
blocksize	:: The blocksize to use
nchannels	:: The number of channels for the block
hist	:: The workspace index to start reading into
wsIndex	:: The workspace index to save data into
local_workspace	:: A pointer to the workspace

Definition at line 2263 of file LoadNexusProcessed.cpp.

References Mantid::Nexus::NXDataSet::dim1(), Mantid::Nexus::NXDataSetTyped< T >::load(), m_xbins, and Mantid::Geometry::Y.

◆ loadBlock() [3/3]

void Mantid::DataHandling::LoadNexusProcessed::loadBlock	(	Mantid::Nexus::NXDouble &	data,
		Mantid::Nexus::NXDouble &	errors,
		Mantid::Nexus::NXDouble &	farea,
		bool	hasFArea,
		Mantid::Nexus::NXDouble &	xErrors,
		bool	hasXErrors,
		Mantid::Nexus::NXDouble &	xbins,
		int64_t	blocksize,
		int64_t	nchannels,
		int64_t &	hist,
		int64_t &	wsIndex,
		const API::MatrixWorkspace_sptr &	local_workspace
	)

private

Load a block of data into the workspace.

Perform a call to nxgetslab, via the NexusClasses wrapped methods for a given blocksize.

The xbins are read along with each call to the data/error loading

Parameters

data	:: The NXDataSet object of y values
errors	:: The NXDataSet object of error values
farea	:: The NXDataSet object of fraction area values
hasFArea	:: Flag to signal a RebinnedOutput workspace is in use
xErrors	:: The NXDataSet object of xError values
hasXErrors	:: Flag to signal the File contains x errors
xbins	:: The xbin NXDataSet
blocksize	:: The blocksize to use
nchannels	:: The number of channels for the block
hist	:: The workspace index to start reading into
wsIndex	:: The workspace index to save data into
local_workspace	:: A pointer to the workspace

Definition at line 2340 of file LoadNexusProcessed.cpp.

References Mantid::Nexus::NXDataSet::dim1(), Mantid::Nexus::NXDataSetTyped< T >::load(), Mantid::Geometry::X, and Mantid::Geometry::Y.

◆ loadEntry()

API::Workspace_sptr Mantid::DataHandling::LoadNexusProcessed::loadEntry	(	Mantid::Nexus::NXRoot &	root,
		const std::string &	entry_name,
		const double &	progressStart,
		const double &	progressRange
	)

private

Load a single entry.

Load a single entry into a workspace (event_workspace or workspace2d)

Parameters

root	:: The opened root node
entry_name	:: The entry name
progressStart	:: The percentage value to start the progress reporting for this entry
progressRange	:: The percentage range that the progress reporting should cover

Returns: A 2D workspace containing the loaded data

Definition at line 1773 of file LoadNexusProcessed.cpp.

References Mantid::Nexus::NXObject::address(), Mantid::Nexus::NXDataSet::attributes, Mantid::Nexus::NXClass::containsGroup(), Mantid::Kernel::Logger::debug(), Mantid::Nexus::NXDataSet::dim0(), Mantid::Nexus::NXDataSet::dim1(), Mantid::API::g_log, Mantid::API::NexusFileLoader::getFileInfo(), Mantid::API::Algorithm::getProperty(), Mantid::API::Algorithm::getPropertyValue(), Mantid::Nexus::NXClass::getString(), Mantid::Kernel::Logger::information(), Mantid::Nexus::NXDataSetTyped< T >::load(), loadEventEntry(), loadLeanElasticPeaksEntry(), loadNonEventEntry(), loadNonSpectraAxis(), loadPeaksEntry(), loadTableEntry(), m_axis1vals, m_nexusFile, m_shared_bins, m_xbins, Mantid::Nexus::NXRoot::openEntry(), Mantid::Nexus::NXEntry::openNXData(), Mantid::Nexus::NXClass::openNXDouble(), Mantid::API::Algorithm::progress(), Mantid::Nexus::NXDataSet::rank(), readSpectraToDetectorMapping(), Mantid::Nexus::NXDataSetTyped< T >::size(), version(), and Mantid::Kernel::Logger::warning().

Referenced by execLoader().

◆ loadEventEntry()

API::MatrixWorkspace_sptr Mantid::DataHandling::LoadNexusProcessed::loadEventEntry	(	Mantid::Nexus::NXData &	wksp_cls,
		Mantid::Nexus::NXDouble &	xbins,
		const double &	progressStart,
		const double &	progressRange
	)

private

Load an event_workspace field.

Parameters

wksp_cls	Nexus data for "event_workspace"
xbins	bins on the "X" axis
progressStart	algorithm progress (from 0)
progressRange	progress made after loading an entry

Returns: event_workspace object with data

Definition at line 646 of file LoadNexusProcessed.cpp.

References Mantid::DataObjects::EventList::addEventQuickly(), calculateWorkspaceSize(), checkOptionalProperties(), Mantid::API::ISpectrum::clearDetectorIDs(), Mantid::DataObjects::create(), Mantid::Nexus::NXDataSet::dim0(), Mantid::Nexus::NXDataSet::dim1(), Mantid::Kernel::SingletonHolder< T >::Instance(), Mantid::Nexus::NXClass::isValid(), Mantid::Nexus::NXDataSetTyped< T >::load(), m_filtered_spec_idxs, m_shared_bins, m_xbins, Mantid::Nexus::NXClass::openNXDataSet(), Mantid::Nexus::NXClass::openNXDouble(), Mantid::Nexus::NXClass::openNXFloat(), PARALLEL_CHECK_INTERRUPT_REGION, PARALLEL_END_INTERRUPT_REGION, PARALLEL_FOR_NO_WSP_CHECK, PARALLEL_START_INTERRUPT_REGION, Mantid::API::Algorithm::progress(), Mantid::Nexus::NXDataSet::rank(), Mantid::DataObjects::EventList::reserve(), Mantid::API::ISpectrum::setHistogram(), Mantid::DataObjects::EventList::switchTo(), Mantid::API::TOF, Mantid::Nexus::NXDataSetTyped< T >::vecBuffer(), Mantid::API::WEIGHTED, Mantid::API::WEIGHTED_NOTIME, and Mantid::Geometry::x.

Referenced by loadEntry().

◆ loadLeanElasticPeaksEntry()

API::Workspace_sptr Mantid::DataHandling::LoadNexusProcessed::loadLeanElasticPeaksEntry ( const Mantid::Nexus::NXEntry & entry )

private

Load LeanElasticPeakWorkspace.

Parameters

entry

Returns: API::Workspace_sptr

Definition at line 956 of file LoadNexusProcessed.cpp.

References Mantid::Nexus::NXObject::address(), Mantid::Nexus::NXInfo::allGood, Mantid::Nexus::NXDataSet::attributes, Mantid::Nexus::NXDataSet::dim0(), Mantid::Nexus::NXInfo::dims, NXnumtype::FLOAT64, Mantid::API::g_log, Mantid::Nexus::NXClass::getDataSetInfo(), Mantid::API::Algorithm::getPropertyValue(), Mantid::Kernel::Logger::information(), Mantid::Kernel::SingletonHolder< T >::Instance(), Mantid::Nexus::NXDataSetTyped< T >::load(), m_nexusFile, Mantid::Kernel::V3D::norm2(), Mantid::Kernel::Logger::notice(), Mantid::Nexus::NXClass::openNXChar(), Mantid::Nexus::NXEntry::openNXData(), Mantid::Nexus::NXClass::openNXDouble(), Mantid::Nexus::NXClass::openNXInt(), Mantid::DataObjects::BasePeak::setGoniometerMatrix(), Mantid::DataObjects::BasePeak::setRunNumber(), std::to_string(), Mantid::Nexus::NXInfo::type, and value.

Referenced by loadEntry().

◆ loadNexusGeometry()

virtual bool Mantid::DataHandling::LoadNexusProcessed::loadNexusGeometry	(	Mantid::API::Workspace &	,
		size_t	,
		Kernel::Logger &	,
		const std::string &
	)

inlineprivatevirtual

Load nexus geometry and apply to workspace.

Reimplemented in Mantid::DataHandling::LoadNexusProcessed2.

Definition at line 93 of file LoadNexusProcessed.h.

Referenced by execLoader().

◆ loadNonEventEntry()

API::MatrixWorkspace_sptr Mantid::DataHandling::LoadNexusProcessed::loadNonEventEntry	(	Mantid::Nexus::NXData &	wksp_cls,
		Mantid::Nexus::NXDouble &	xbins,
		const double &	progressStart,
		const double &	progressRange,
		const Mantid::Nexus::NXEntry &	mtd_entry,
		const int64_t	xlength,
		std::string &	workspaceType
	)

private

Load a Workspace2D.

Parameters

wksp_cls	Nexus data for "Workspace2D" (or "offsets_workspace")
xbins	bins on the "X" axis
progressStart	algorithm progress (from 0)
progressRange	progress made after loading an entry
mtd_entry	Nexus entry for "mantid_workspace_..."
xlength	bins in the "X" axis (xbins)
workspaceType	Takes values like "Workspace2D", "RebinnedOutput", etc.

Returns: workspace object containing loaded data

Definition at line 1530 of file LoadNexusProcessed.cpp.

References Mantid::Nexus::NXDataSet::attributes, calculateWorkspaceSize(), checkOptionalProperties(), Mantid::Nexus::NXClass::containsGroup(), Mantid::DataObjects::create(), Mantid::Kernel::Logger::debug(), Mantid::Nexus::NXDataSet::dim0(), Mantid::Nexus::NXDataSet::dim1(), Mantid::API::g_log, Mantid::API::Algorithm::getPropertyValue(), Mantid::Nexus::NXClass::getString(), Mantid::Nexus::NXClass::groups(), Mantid::Kernel::SingletonHolder< T >::Instance(), Mantid::Nexus::NXClass::isValid(), loadBlock(), m_interval, m_list, m_shared_bins, m_spec_list, m_spec_max, m_spec_min, Mantid::Nexus::NXData::openDoubleData(), Mantid::Nexus::NXClass::openNXDouble(), Mantid::Nexus::NXClass::openNXGroup(), Mantid::API::Algorithm::progress(), readBinMasking(), Mantid::Kernel::Logger::warning(), and Mantid::Geometry::x.

Referenced by loadEntry().

◆ loadNonSpectraAxis()

void Mantid::DataHandling::LoadNexusProcessed::loadNonSpectraAxis	(	const API::MatrixWorkspace_sptr &	local_workspace,
		const Mantid::Nexus::NXData &	data
	)

private

Load the data from a non-spectra axis (Numeric/Text) into the workspace.

Loads the information contained in non-Spectra (ie, Text or Numeric) axis in the Nexus file into the workspace.

Parameters

local_workspace	:: pointer to workspace object
data	:: reference to the NeXuS data for the axis

Definition at line 2033 of file LoadNexusProcessed.cpp.

References Mantid::API::Axis::isNumeric(), Mantid::API::Axis::isText(), Mantid::API::Axis::length(), Mantid::Nexus::NXDataSetTyped< T >::load(), Mantid::Nexus::NXClass::openNXChar(), Mantid::Nexus::NXClass::openNXDouble(), Mantid::API::TextAxis::setLabel(), Mantid::API::Axis::setValue(), and Mantid::Kernel::StringTokenizer::TOK_IGNORE_EMPTY.

Referenced by loadEntry().

◆ loadNumericColumn()

template<typename ColumnType , typename NexusType >

void Mantid::DataHandling::LoadNexusProcessed::loadNumericColumn	(	const Mantid::Nexus::NXData &	tableData,
		const std::string &	dataSetName,
		const API::ITableWorkspace_sptr &	tableWs,
		const std::string &	columnType
	)

private

Load a numeric column to the TableWorkspace.

Parameters

tableData	:: Table data to load from
dataSetName	:: Name of the data set to use to get column data
tableWs	:: Workspace to add column to
columnType	:: Name of the column type to create

Definition at line 783 of file LoadNexusProcessed.cpp.

References Mantid::Nexus::NXDataSet::attributes, Mantid::Nexus::NXDataSet::dim0(), Mantid::Nexus::NXDataSetTyped< T >::load(), and Mantid::Nexus::NXClass::openNXDataSet().

◆ loadPeaksEntry()

API::Workspace_sptr Mantid::DataHandling::LoadNexusProcessed::loadPeaksEntry ( const Mantid::Nexus::NXEntry & entry )

private

Load peaks.

Definition at line 1236 of file LoadNexusProcessed.cpp.

Referenced by loadEntry().

◆ loadTableEntry()

API::Workspace_sptr Mantid::DataHandling::LoadNexusProcessed::loadTableEntry ( const Mantid::Nexus::NXEntry & entry )

private

◆ loadV3DColumn()

void Mantid::DataHandling::LoadNexusProcessed::loadV3DColumn	(	Mantid::Nexus::NXDouble &	data,
		const API::ITableWorkspace_sptr &	tableWs
	)

private

Loads a V3D column to the TableWorkspace.

Parameters

data	:: Table data to load from
tableWs	:: Workspace to add column to

Definition at line 931 of file LoadNexusProcessed.cpp.

References Mantid::Nexus::NXDataSet::attributes, Mantid::Nexus::NXDataSet::dim0(), and Mantid::Nexus::NXDataSetTyped< T >::load().

Referenced by loadTableEntry().

◆ loadVectorColumn()

template<typename Type >

void Mantid::DataHandling::LoadNexusProcessed::loadVectorColumn	(	const Mantid::Nexus::NXData &	tableData,
		const std::string &	dataSetName,
		const API::ITableWorkspace_sptr &	tableWs,
		const std::string &	columnType
	)

private

Loads a vector column to the TableWorkspace.

Parameters

tableData	:: Table data to load from
dataSetName	:: Name of the data set to use to get column data
tableWs	:: Workspace to add column to
columnType	:: Name of the column type to create

Definition at line 889 of file LoadNexusProcessed.cpp.

References Mantid::Nexus::NXDataSet::attributes, Mantid::Nexus::NXInfo::dims, Mantid::Nexus::NXClass::getDataSetInfo(), Mantid::Nexus::NXDataSetTyped< T >::load(), and Mantid::Nexus::NXClass::openNXDataSet().

◆ loadWorkspaceName()

std::string Mantid::DataHandling::LoadNexusProcessed::loadWorkspaceName	(	Mantid::Nexus::NXRoot &	root,
		const std::string &	entry_name
	)

private

Load the workspace name attribute if it exists.

Load the workspace name, if the attribute exists.

Parameters

root	:: Root of NeXus file
entry_name	:: Entry in NeXus file to look at

Returns: The workspace name. If none found an empty string is returned.

Definition at line 624 of file LoadNexusProcessed.cpp.

References Mantid::Nexus::NXClass::close(), Mantid::Nexus::NXClass::getString(), and Mantid::Nexus::NXRoot::openEntry().

Referenced by extractWorkspaceNames().

◆ name()

const std::string Mantid::DataHandling::LoadNexusProcessed::name ( ) const

inlineoverridevirtual

Algorithm's name for identification overriding a virtual method.

Implements Mantid::API::Algorithm.

Definition at line 48 of file LoadNexusProcessed.h.

Referenced by buildWorkspaceName().

◆ readBinMasking()

void Mantid::DataHandling::LoadNexusProcessed::readBinMasking	(	const Mantid::Nexus::NXData &	wksp_cls,
		const API::MatrixWorkspace_sptr &	local_workspace
	)

private

Read the bin masking information.

Read the bin masking information from the mantid_workspace_i/workspace group.

Parameters

wksp_cls	:: The data group
local_workspace	:: The workspace to read into

Definition at line 2148 of file LoadNexusProcessed.cpp.

References Mantid::Nexus::NXInfo::allGood, Mantid::Nexus::NXDataSet::dim0(), Mantid::Nexus::NXClass::getDataSetInfo(), Mantid::Nexus::NXDataSetTyped< T >::load(), n, Mantid::Nexus::NXClass::openNXDouble(), Mantid::Nexus::NXClass::openNXInt(), and Mantid::Nexus::NXClass::openNXSize().

Referenced by loadNonEventEntry().

◆ readInstrumentGroup()

void Mantid::DataHandling::LoadNexusProcessed::readInstrumentGroup	(	Mantid::Nexus::NXEntry &	mtd_entry,
		API::MatrixWorkspace &	local_workspace
	)

protected

Read the spectra.

Read the instrument group.

Parameters

mtd_entry	:: The node for the current workspace
local_workspace	:: The workspace to attach the instrument

Definition at line 1962 of file LoadNexusProcessed.cpp.

References Mantid::API::g_log, Mantid::API::MatrixWorkspace::getAxis(), Mantid::API::MatrixWorkspace::getSpectrum(), index, Mantid::API::Axis::isSpectra(), m_axis1vals, m_list, m_spec_list, m_spec_max, m_spec_min, and Mantid::API::ISpectrum::setSpectrumNo().

Referenced by readSpectraToDetectorMapping(), and Mantid::DataHandling::LoadNexusProcessed2::readSpectraToDetectorMapping().

◆ readSampleGroup()

void Mantid::DataHandling::LoadNexusProcessed::readSampleGroup	(	Mantid::Nexus::NXEntry &	mtd_entry,
		API::MatrixWorkspace_sptr	local_workspace
	)

private

Read the data from the sample group.

◆ readSpectraToDetectorMapping()

void Mantid::DataHandling::LoadNexusProcessed::readSpectraToDetectorMapping	(	Mantid::Nexus::NXEntry &	mtd_entry,
		Mantid::API::MatrixWorkspace &	ws
	)

privatevirtual

Reimplemented in Mantid::DataHandling::LoadNexusProcessed2.

Definition at line 202 of file LoadNexusProcessed.cpp.

References readInstrumentGroup().

Referenced by loadEntry().

◆ seeAlso()

const std::vector< std::string > Mantid::DataHandling::LoadNexusProcessed::seeAlso ( ) const

inlineoverridevirtual

Function to return all of the seeAlso (these are not validated) algorithms related to this algorithm.A default implementation is provided.

Reimplemented from Mantid::API::Algorithm.

Definition at line 59 of file LoadNexusProcessed.h.

◆ summary()

const std::string Mantid::DataHandling::LoadNexusProcessed::summary ( ) const

inlineoverridevirtual

Summary of algorithms purpose.

Implements Mantid::API::Algorithm.

Definition at line 50 of file LoadNexusProcessed.h.

◆ validateInputs()

std::map< std::string, std::string > Mantid::DataHandling::LoadNexusProcessed::validateInputs ( void )

overrideprivatevirtual

Validates the input Min < Max and Max < Maximum_Int.

Validates SpectrumMin and SpectrumMax conditions.

Returns: Returns a map indicating invalid input combinations

Reimplemented from Mantid::API::Algorithm.

Definition at line 2007 of file LoadNexusProcessed.cpp.

References Mantid::API::Algorithm::getProperty().

◆ version()

int Mantid::DataHandling::LoadNexusProcessed::version ( ) const

inlineoverridevirtual

Algorithm's version for identification overriding a virtual method.

Implements Mantid::API::Algorithm.

Reimplemented in Mantid::DataHandling::LoadNexusProcessed2.

Definition at line 58 of file LoadNexusProcessed.h.

Referenced by loadEntry().

Member Data Documentation

◆ m_axis1vals

MantidVec Mantid::DataHandling::LoadNexusProcessed::m_axis1vals

private

Numeric values for the second axis, if applicable.

Definition at line 182 of file LoadNexusProcessed.h.

Referenced by execLoader(), loadEntry(), and readInstrumentGroup().

◆ m_filtered_spec_idxs

std::vector<int> Mantid::DataHandling::LoadNexusProcessed::m_filtered_spec_idxs

private

list of spectra filtered by min/max/list, currently used only when loading data into event_workspace

Definition at line 198 of file LoadNexusProcessed.h.

Referenced by calculateWorkspaceSize(), and loadEventEntry().

◆ m_interval

bool Mantid::DataHandling::LoadNexusProcessed::m_interval

private

Flag set if interval of spectra to write is set.

Definition at line 187 of file LoadNexusProcessed.h.

Referenced by calculateWorkspaceSize(), checkOptionalProperties(), and loadNonEventEntry().

◆ m_list

bool Mantid::DataHandling::LoadNexusProcessed::m_list

private

Flag set if list of spectra to save is specifed.

Definition at line 185 of file LoadNexusProcessed.h.

Referenced by calculateWorkspaceSize(), checkOptionalProperties(), execLoader(), loadNonEventEntry(), and readInstrumentGroup().

◆ m_nexusFile

std::unique_ptr<Nexus::File> Mantid::DataHandling::LoadNexusProcessed::m_nexusFile

private

Definition at line 201 of file LoadNexusProcessed.h.

Referenced by doAccelleratedMultiPeriodLoading(), execLoader(), loadEntry(), loadLeanElasticPeaksEntry(), and loadPeaksEntry().

◆ m_shared_bins

bool Mantid::DataHandling::LoadNexusProcessed::m_shared_bins

private

Does the current workspace have uniform binning.

Definition at line 178 of file LoadNexusProcessed.h.

Referenced by loadEntry(), loadEventEntry(), and loadNonEventEntry().

◆ m_spec_list

std::vector<int> Mantid::DataHandling::LoadNexusProcessed::m_spec_list

private

The value of the spectrum_list property.

Definition at line 195 of file LoadNexusProcessed.h.

Referenced by calculateWorkspaceSize(), checkOptionalProperties(), loadNonEventEntry(), and readInstrumentGroup().

◆ m_spec_max

int Mantid::DataHandling::LoadNexusProcessed::m_spec_max

private

The value of the spectrum_max property.

Definition at line 192 of file LoadNexusProcessed.h.

Referenced by calculateWorkspaceSize(), checkOptionalProperties(), doAccelleratedMultiPeriodLoading(), loadNonEventEntry(), and readInstrumentGroup().

◆ m_spec_min

int Mantid::DataHandling::LoadNexusProcessed::m_spec_min

private

The value of the spectrum_min property.

Definition at line 190 of file LoadNexusProcessed.h.

Referenced by calculateWorkspaceSize(), checkOptionalProperties(), doAccelleratedMultiPeriodLoading(), loadNonEventEntry(), and readInstrumentGroup().

◆ m_xbins

HistogramData::BinEdges Mantid::DataHandling::LoadNexusProcessed::m_xbins

private

The cached x binning if we have bins.

Definition at line 180 of file LoadNexusProcessed.h.

Referenced by loadBlock(), loadBlock(), loadEntry(), and loadEventEntry().

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

Framework/DataHandling/inc/MantidDataHandling/LoadNexusProcessed.h
Framework/DataHandling/src/LoadNexusProcessed.cpp

Public Member Functions

Protected Member Functions

Private Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ LoadNexusProcessed()

◆ ~LoadNexusProcessed()

Member Function Documentation

◆ addSampleProperty()

◆ applyLogFiltering()

◆ buildWorkspaceName()

◆ calculateWorkspaceSize()

◆ category()

◆ checkOptionalProperties()

◆ confidence()

◆ correctForWorkspaceNameClash()

◆ doAccelleratedMultiPeriodLoading()

◆ execLoader()

◆ extractWorkspaceNames()

◆ getWordsInString() [1/2]

◆ getWordsInString() [2/2]

◆ init()

◆ loadBlock() [1/3]

◆ loadBlock() [2/3]

◆ loadBlock() [3/3]

◆ loadEntry()

◆ loadEventEntry()

◆ loadLeanElasticPeaksEntry()

◆ loadNexusGeometry()

◆ loadNonEventEntry()

◆ loadNonSpectraAxis()

◆ loadNumericColumn()

◆ loadPeaksEntry()

◆ loadTableEntry()

◆ loadV3DColumn()

◆ loadVectorColumn()

◆ loadWorkspaceName()

◆ name()

◆ readBinMasking()

◆ readInstrumentGroup()

◆ readSampleGroup()

◆ readSpectraToDetectorMapping()

◆ seeAlso()

◆ summary()

◆ validateInputs()

◆ version()

Member Data Documentation

◆ m_axis1vals

◆ m_filtered_spec_idxs

◆ m_interval

◆ m_list

◆ m_nexusFile

◆ m_shared_bins

◆ m_spec_list

◆ m_spec_max

◆ m_spec_min

◆ m_xbins