JLANG::JNullAccess Class Reference

Interface for null access. More...

#include <JAccessible.hh>

Inheritance diagram for JLANG::JNullAccess:

Public Member Functions
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...

Static Public Member Functions
static void	Throw (const bool option)
	Enable/disable throw option. More...
static int	Throw (const JException &error, const int value=-1)
	Throw exception or return error. More...

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

Detailed Description

Interface for null access.

Definition at line 65 of file JAccessible.hh.

Member Function Documentation

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

inlineoverridevirtual

Check is device is open.

Returns

true

Implements JLANG::JAccessible.

Definition at line 74 of file JAccessible.hh.

    {
      return true;
    }

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

inlineoverridevirtual

Open device.

Parameters

file_name

file name

Implements JLANG::JAccessible.

Definition at line 85 of file JAccessible.hh.

    {}

virtual void JLANG::JNullAccess::close ( )

inlineoverridevirtual

Close device.

Implements JLANG::JAccessible.

Definition at line 92 of file JAccessible.hh.

    {}

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;
    }

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

inlinestaticinherited

Throw exception or return error.

Parameters

error	exception
value	return code

Returns

return code

Definition at line 50 of file JThrow.hh.

    {
      using namespace std;
      
      if (do_throw) {
        throw error;
      }

      cerr << error.what() << endl;
      
      return value;
    }

Member Data Documentation

bool JLANG::JThrow< JAccessible >::do_throw

staticprotectedinherited

throw option

Set default throw option to true.

Definition at line 28 of file JThrow.hh.

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

• JAccessible.hh