Template specialisation of JBinaryFileReader for unserialisable data types. More...

#include <JBinaryFileReader.hh>

Inheritance diagram for JIO::JBinaryFileReader< T, false >:

Public Types
typedef JPointer< T >	pointer_type
	Type definition of pointer_type. More...

typedef JObjectIterator< T >::pointer_type	pointer_type

Public Member Functions
virtual bool	hasNext ()=0
	Check availability of next element. More...

virtual const pointer_type &	next ()=0
	Get next element. More...

virtual skip_type	skip (const skip_type ns)
	Skip items. More...

virtual bool	is_open () const =0
	Check is device is open. More...

virtual void	open (const char *file_name)=0
	Open device. More...

virtual void	close ()=0
	Close device. More...

virtual bool	is_open () const override
	Check is device is open. More...

virtual void	open (const char *file_name) override
	Open device. More...

virtual void	close () override
	Close device. More...

virtual bool	hasNext ()
	Check availability of next element. More...

virtual const pointer_type &	next ()
	Get next element. More...

Static Public Member Functions
static void	Throw (const bool option)
	Enable/disable throw option. More...

static int	Throw (const JException_t &error, const int value=-1)
	Throw exception or return error. More...

Static Protected Attributes
static bool	do_throw
	throw option More...

Private Attributes
pointer_type	ps

Detailed Description

template<class T>
class JIO::JBinaryFileReader< T, false >

Template specialisation of JBinaryFileReader for unserialisable data types.

This class provides for a null implementation of the JLANG::JAccessibleObjectIterator interface.

Definition at line 65 of file JBinaryFileReader.hh.

Member Typedef Documentation

◆ pointer_type [1/2]

template<class T >

typedef JPointer<T> JLANG::JObjectIterator< T >::pointer_type

inherited

Type definition of pointer_type.

Definition at line 58 of file JObjectIterator.hh.

◆ pointer_type [2/2]

template<class T >

typedef JObjectIterator<T>::pointer_type JLANG::JNullIterator< T >::pointer_type

inherited

Definition at line 331 of file JObjectIterator.hh.

Member Function Documentation

◆ hasNext() [1/2]

template<class T >

virtual bool JLANG::JObjectIterator< T >::hasNext ( )

pure virtualinherited

Check availability of next element.

Returns: true if the iteration has more elements; else false

Implemented in JSUPPORT::JTriggeredFileScanner< JTypelist_t, JFileScanner_t >, JSUPPORT::JSingleFileScanner< T >, JSUPPORT::JSingleFileScanner<>, JSUPPORT::JSingleFileScanner< JTail_t >, JSUPPORT::JSingleFileScanner< JHead_t >, JSUPPORT::JMultipleFileScanner< T >, JSUPPORT::JMultipleFileScanner<>, JSUPPORT::JMultipleFileScanner< JTail_t >, JSUPPORT::JMultipleFileScanner< JHead_t >, JSUPPORT::JMultipleFileScanner< KM3NETDAQ::JDAQEvent >, JSUPPORT::JMultipleFileScanner< Evt >, JROOT::JTreeReaderObjectIterator< T >, JROOT::JRootFileReader< T, false >, JROOT::JMarkerAttributes, JROOT::JLineAttributes, JLANG::JSTDObjectIterator< T >, JLANG::JPipe< T >, JLANG::JPipe< JTail_t >, JLANG::JPipe< JHead_t >, JLANG::JObjectSampler< T, JSampler_t >, JLANG::JObjectSampler< T, JSampler >, JLANG::JObjectMultiplexer< JTypeList< JHead_t, JTail_t >, JBase_t >, JLANG::JObjectMultiplexer< JDerived_t, JBase_t >, JLANG::JObjectMultiplexer< JHead_t, JBase_t >, JLANG::JObjectMultiplexer< JTail_t, JBase_t >, JLANG::JConversionIterator< JInput_t, JOutput_t >, JLANG::JAbstractObjectReader< T >, JLANG::JAbstractObjectIterator< T >, and JLANG::JNullIterator< T >.

◆ next() [1/2]

template<class T >

virtual const pointer_type& JLANG::JObjectIterator< T >::next ( )

pure virtualinherited

Get next element.

Returns: pointer to element

Implemented in JSUPPORT::JTriggeredFileScanner< JTypelist_t, JFileScanner_t >, JSUPPORT::JSingleFileScanner< T >, JSUPPORT::JSingleFileScanner<>, JSUPPORT::JSingleFileScanner< JTail_t >, JSUPPORT::JSingleFileScanner< JHead_t >, JSUPPORT::JParallelFileScanner< T, JFileScanner_t >, JSUPPORT::JParallelFileScanner< JTypeList< JDAQEvent, JNullType >, JMultipleFileScanner >, JSUPPORT::JMultipleFileScanner< T >, JSUPPORT::JMultipleFileScanner<>, JSUPPORT::JMultipleFileScanner< JTail_t >, JSUPPORT::JMultipleFileScanner< JHead_t >, JSUPPORT::JMultipleFileScanner< KM3NETDAQ::JDAQEvent >, JSUPPORT::JMultipleFileScanner< Evt >, JROOT::JTreeReaderObjectIterator< T >, JROOT::JRootFileReader< T, false >, JROOT::JMarkerAttributes, JROOT::JLineAttributes, JLANG::JSTDObjectIterator< T >, JLANG::JPipe< T >, JLANG::JPipe< JTail_t >, JLANG::JPipe< JHead_t >, JLANG::JObjectSampler< T, JSampler_t >, JLANG::JObjectSampler< T, JSampler >, JLANG::JObjectMultiplexer< JTypeList< JHead_t, JTail_t >, JBase_t >, JLANG::JObjectMultiplexer< JDerived_t, JBase_t >, JLANG::JObjectMultiplexer< JHead_t, JBase_t >, JLANG::JObjectMultiplexer< JTail_t, JBase_t >, JLANG::JConversionIterator< JInput_t, JOutput_t >, JLANG::JAbstractObjectReader< T >, JLANG::JAbstractObjectIterator< T >, and JLANG::JNullIterator< T >.

◆ skip()

template<class T >

virtual skip_type JLANG::JObjectIterator< T >::skip ( const skip_type ns )

inlinevirtualinherited

Skip items.

Parameters

ns	number of items to skip

Returns: number of items skipped

Reimplemented in JLANG::JSTDObjectIterator< T >, JLANG::JPipe< T >, JLANG::JPipe< JTail_t >, JLANG::JPipe< JHead_t >, and JLANG::JAbstractObjectReader< T >.

Definition at line 90 of file JObjectIterator.hh.

     {
       skip_type i = 0;
  
       for ( ; i != ns && hasNext(); ++i) {
         next();
       }
  
       return i;
     }

◆ is_open() [1/2]

virtual bool JLANG::JAccessible::is_open ( ) const

pure virtualinherited

Check is device is open.

Returns: true if open; else false

Implemented in JROOT::JTreeReaderAccessibleObjectIterator< T >, JROOT::JRootFile, JLANG::JGZFileWriter< T >, JLANG::JGZFileReader< T >, JLANG::JNullAccess, JLANG::JAbstractAccessibleObjectWriter< T >, JLANG::JAbstractAccessibleObjectReader< T >, JLANG::JAccessibleOutputStream, and JLANG::JAccessibleInputStream.

◆ open() [1/2]

virtual void JLANG::JAccessible::open ( const char * file_name )

pure virtualinherited

◆ close() [1/2]

virtual void JLANG::JAccessible::close ( )

pure virtualinherited

Close device.

Implemented in JSUPPORT::JTreeRecorder< T >, JSUPPORT::JTreeRecorder< JDAQTimesliceTypes_t >, JSUPPORT::JAutoTreeWriter< JKey_t >, JSUPPORT::JAutoTreeWriter< JNET::JTag >, JROOT::JTreeReaderAccessibleObjectIterator< T >, JROOT::JRootOutputFile, JROOT::JRootInputFile, JLANG::JGZFileWriter< T >, JLANG::JGZFileReader< T >, JLANG::JNullAccess, JLANG::JAbstractAccessibleObjectWriter< T >, JLANG::JAbstractAccessibleObjectReader< T >, JLANG::JAccessibleOutputStream, and JLANG::JAccessibleInputStream.

◆ Throw() [1/2]

static void JLANG::JThrow< JAccessible >::Throw ( const bool option )

inlinestaticinherited

Enable/disable throw option.

Parameters

option true enable; false disable

Definition at line 37 of file JThrow.hh.

     {
       do_throw = option;
     }

◆ Throw() [2/2]

static int JLANG::JThrow< JAccessible >::Throw	(	const JException_t &	error,
		const int	value = `-1`
	)

inlinestaticinherited

Throw exception or return error.

Parameters

error	exception
value	return code

Returns: return code

Definition at line 51 of file JThrow.hh.

     {
       using namespace std;
       
       if (do_throw) {
         throw error;
       }
  
       cerr << error.what() << endl;
       
       return value;
     }

◆ is_open() [2/2]

virtual bool JLANG::JNullAccess::is_open ( ) const

inlineoverridevirtualinherited

Check is device is open.

Returns: true

Implements JLANG::JAccessible.

Definition at line 74 of file JAccessible.hh.

     {
       return true;
     }

◆ open() [2/2]

virtual void JLANG::JNullAccess::open ( const char * file_name )

inlineoverridevirtualinherited

Open device.

Parameters

file_name file name

Implements JLANG::JAccessible.

Definition at line 85 of file JAccessible.hh.

86 {}

◆ close() [2/2]

virtual void JLANG::JNullAccess::close ( )

inlineoverridevirtualinherited

Close device.

Implements JLANG::JAccessible.

Definition at line 92 of file JAccessible.hh.

93 {}

◆ hasNext() [2/2]

template<class T >

virtual bool JLANG::JNullIterator< T >::hasNext ( )

inlinevirtualinherited

Check availability of next element.

Returns: false

Implements JLANG::JObjectIterator< T >.

Definition at line 339 of file JObjectIterator.hh.

     {
       return false;
     }

◆ next() [2/2]

template<class T >

virtual const pointer_type& JLANG::JNullIterator< T >::next ( )

inlinevirtualinherited

Get next element.

Returns: NULL

Implements JLANG::JObjectIterator< T >.

Definition at line 350 of file JObjectIterator.hh.

     {
       return ps;
     }

Member Data Documentation

◆ do_throw

bool JLANG::JThrow< JAccessible >::do_throw

staticprotectedinherited

throw option

Set default throw option to true.

Definition at line 28 of file JThrow.hh.

◆ ps

template<class T >

pointer_type JLANG::JNullIterator< T >::ps

privateinherited

Definition at line 356 of file JObjectIterator.hh.

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

JBinaryFileReader.hh

Public Types

Public Member Functions

Static Public Member Functions

Static Protected Attributes

Private Attributes

Detailed Description

template<class T> class JIO::JBinaryFileReader< T, false >

Member Typedef Documentation

◆ pointer_type [1/2]

◆ pointer_type [2/2]

Member Function Documentation

◆ hasNext() [1/2]

◆ next() [1/2]

◆ skip()

◆ is_open() [1/2]

◆ open() [1/2]

◆ close() [1/2]

◆ Throw() [1/2]

◆ Throw() [2/2]

◆ is_open() [2/2]

◆ open() [2/2]

◆ close() [2/2]

◆ hasNext() [2/2]

◆ next() [2/2]

Member Data Documentation

◆ do_throw

◆ ps

template<class T>
class JIO::JBinaryFileReader< T, false >