JLANG::JNullStream Class Reference

Streaming of input. More...

#include <JNullStream.hh>

Inheritance diagram for JLANG::JNullStream:

Public Member Functions
	JNullStream ()
	Default constructor. More...
void	close ()
	Close stream. More...

Protected Types
typedef std::streambuf::traits_type	traits
typedef traits::int_type	int_type
typedef std::streamsize	streamsize

Protected Member Functions
virtual int_type	underflow ()
	Check underflow. More...
virtual int_type	overflow (int_type c)
	Check overflow. More...

Static Protected Member Functions
static const JNullStreamBuffer &	getInstance ()
	Get reference to unique instance of this class object. More...

Detailed Description

Streaming of input.

Definition at line 23 of file JNullStream.hh.

Member Typedef Documentation

traits

typedef std::streambuf::traits_type JLANG::JNullStreamBuffer::traits

inherited

Definition at line 27 of file JNullStreamBuffer.hh.

int_type

typedef traits::int_type JLANG::JNullStreamBuffer::int_type

inherited

Definition at line 28 of file JNullStreamBuffer.hh.

streamsize

typedef std::streamsize JLANG::JNullStreamBuffer::streamsize

inherited

Definition at line 29 of file JNullStreamBuffer.hh.

Constructor & Destructor Documentation

JNullStream()

JLANG::JNullStream::JNullStream ( )

inline

Default constructor.

Definition at line 32 of file JNullStream.hh.

                  :
      JNullStreamBuffer(),
      std::istream(this),
      std::ostream(this)
    {}

Member Function Documentation

close()

void JLANG::JNullStream::close ( )

inline

Close stream.

This method does nothing.

Definition at line 43 of file JNullStream.hh.

    {}

getInstance()

static const JNullStreamBuffer& JLANG::JNullStreamBuffer::getInstance ( )

inlinestaticinherited

Get reference to unique instance of this class object.

Returns

reference to this class object

Definition at line 44 of file JNullStreamBuffer.hh.

    {
      static const JNullStreamBuffer null;
 
      return null;
    }

underflow()

virtual int_type JLANG::JNullStreamBuffer::underflow ( )

inlinevirtualinherited

Check underflow.

This method reads nothing.

Returns

0

Definition at line 58 of file JNullStreamBuffer.hh.

    {   
      return EOF;
    } 

overflow()

virtual int_type JLANG::JNullStreamBuffer::overflow ( int_type  c )

inlinevirtualinherited

Check overflow.

This method writes nothing.

Parameters

c

character

Returns

c

Definition at line 71 of file JNullStreamBuffer.hh.

    {
      return c;
    }

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

• JNullStream.hh