JLANG::JNullStreamBuffer Class Reference

Null stream buffer. More...

#include <JNullStreamBuffer.hh>

Inheritance diagram for JLANG::JNullStreamBuffer:

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

Public Member Functions
	JNullStreamBuffer ()
	Default constructor.
virtual int_type	underflow ()
	Check underflow.
virtual int_type	overflow (int_type c)
	Check overflow.

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

Detailed Description

Null stream buffer.

Definition at line 21 of file JNullStreamBuffer.hh.

Member Typedef Documentation

traits

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

Definition at line 27 of file JNullStreamBuffer.hh.

int_type

traits::int_type JLANG::JNullStreamBuffer::int_type

Definition at line 28 of file JNullStreamBuffer.hh.

streamsize

std::streamsize JLANG::JNullStreamBuffer::streamsize

Definition at line 29 of file JNullStreamBuffer.hh.

Constructor & Destructor Documentation

JNullStreamBuffer()

JLANG::JNullStreamBuffer::JNullStreamBuffer ( )

inline

Default constructor.

Definition at line 35 of file JNullStreamBuffer.hh.

    {}

Member Function Documentation

getInstance()

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

inlinestatic

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 ( )

inlinevirtual

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 )

inlinevirtual

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:

• JNullStreamBuffer.hh