JIO::JByteArrayWriter Class Reference

Byte array binary output. More...

#include <JByteArrayIO.hh>

Inheritance diagram for JIO::JByteArrayWriter:

Public Member Functions
	JByteArrayWriter (const int size=65536)
	Constructor.
virtual bool	getStatus () const override
	Status of writer.
void	clear ()
	Clear buffer.
int	tellp () const
	Get write position.
void	seekp (const int pos)
	Set write position.
virtual int	write (const char *buffer, const int length) override
	Write byte array.
JWriter &	operator<< (const JSerialisable &object)
	Write serialisable data object.
JWriter &	operator<< (const bool value)
JWriter &	operator<< (const char value)
JWriter &	operator<< (const unsigned char value)
JWriter &	operator<< (const short value)
JWriter &	operator<< (const unsigned short value)
JWriter &	operator<< (const int value)
JWriter &	operator<< (const unsigned int value)
JWriter &	operator<< (const long int value)
JWriter &	operator<< (const unsigned long int value)
JWriter &	operator<< (const long long int value)
JWriter &	operator<< (const unsigned long long int value)
JWriter &	operator<< (const float value)
JWriter &	operator<< (const double value)
JWriter &	operator<< (const long double value)
JWriter &	operator<< (const JLANG::JObjectID &value)
JWriter &	operator<< (const JLANG::JStatus &value)
JWriter &	store (const JSerialisable &object)
	Write object.
template<class T >
JWriter &	store (const T &object)
	Write object.
	operator bool () const
	Type conversion operator.
bool	operator! () const
	Negated status of this object.

Protected Attributes
int	__pos

Detailed Description

Byte array binary output.

This class implements the JWriter interface.

Definition at line 157 of file JByteArrayIO.hh.

Constructor & Destructor Documentation

JByteArrayWriter()

JIO::JByteArrayWriter::JByteArrayWriter ( const int size = 65536 )

inline

Constructor.

Parameters

size	reserved number of bytes

Definition at line 167 of file JByteArrayIO.hh.

                                             :
      std::vector<char>(),
      __pos(0)
    {
      reserve(size);
    }

Member Function Documentation

getStatus()

virtual bool JIO::JByteArrayWriter::getStatus ( ) const

inlineoverridevirtual

Status of writer.

Returns

status of this writer

Implements JLANG::JAbstractObjectStatus.

Definition at line 180 of file JByteArrayIO.hh.

    { 
      return true; 
    }

clear()

void JIO::JByteArrayWriter::clear ( )

inline

Clear buffer.

Definition at line 189 of file JByteArrayIO.hh.

    {
      std::vector<char>::clear();
 
      __pos = 0;
    }

tellp()

int JIO::JByteArrayWriter::tellp ( ) const

inline

Get write position.

Returns

write position

Definition at line 202 of file JByteArrayIO.hh.

    {
      return __pos;
    }

seekp()

void JIO::JByteArrayWriter::seekp ( const int pos )

inline

Set write position.

Parameters

pos	write position

Definition at line 213 of file JByteArrayIO.hh.

    {
      __pos = pos;
    }

write()

virtual int JIO::JByteArrayWriter::write ( const char * buffer, const int length )

inlineoverridevirtual

Write byte array.

Parameters

buffer	pointer to byte array
length	number of bytes

Returns

number of bytes

Implements JLANG::JBinaryOutput.

Reimplemented in JNET::JSocketOutputChannel< JPrefix_t >.

Definition at line 226 of file JByteArrayIO.hh.

    { 
      if (__pos + length > (int) this->size()) {
        this->resize(__pos + length);
      }
 
      memcpy(this->data() + __pos, buffer, length);
 
      __pos += length;
 
      return length;
    }

operator<<() [1/17]

JWriter & JIO::JWriter::operator<< ( const JSerialisable & object )

inlineinherited

Write serialisable data object.

Parameters

object

serialisable data object

Returns

JWriter

Definition at line 146 of file JSerialisable.hh.

    { 
      return object.write(*this); 
    }

operator<<() [2/17]

JWriter & JIO::JWriter::operator<< ( const bool value )

inlineinherited

Definition at line 152 of file JSerialisable.hh.

{ write((const char*) &value, sizeof(bool));                   return *this; }

operator<<() [3/17]

JWriter & JIO::JWriter::operator<< ( const char value )

inlineinherited

Definition at line 153 of file JSerialisable.hh.

{ write((const char*) &value, sizeof(char));                   return *this; } 

operator<<() [4/17]

JWriter & JIO::JWriter::operator<< ( const unsigned char value )

inlineinherited

Definition at line 154 of file JSerialisable.hh.

{ write((const char*) &value, sizeof(unsigned char));          return *this; }

operator<<() [5/17]

JWriter & JIO::JWriter::operator<< ( const short value )

inlineinherited

Definition at line 155 of file JSerialisable.hh.

{ write((const char*) &value, sizeof(short));                  return *this; }

operator<<() [6/17]

JWriter & JIO::JWriter::operator<< ( const unsigned short value )

inlineinherited

Definition at line 156 of file JSerialisable.hh.

{ write((const char*) &value, sizeof(unsigned short));         return *this; }

operator<<() [7/17]

JWriter & JIO::JWriter::operator<< ( const int value )

inlineinherited

Definition at line 157 of file JSerialisable.hh.

{ write((const char*) &value, sizeof(int));                    return *this; }

operator<<() [8/17]

JWriter & JIO::JWriter::operator<< ( const unsigned int value )

inlineinherited

Definition at line 158 of file JSerialisable.hh.

{ write((const char*) &value, sizeof(unsigned int));           return *this; }

operator<<() [9/17]

JWriter & JIO::JWriter::operator<< ( const long int value )

inlineinherited

Definition at line 159 of file JSerialisable.hh.

{ write((const char*) &value, sizeof(long int));               return *this; }

operator<<() [10/17]

JWriter & JIO::JWriter::operator<< ( const unsigned long int value )

inlineinherited

Definition at line 160 of file JSerialisable.hh.

{ write((const char*) &value, sizeof(unsigned long int));      return *this; }

operator<<() [11/17]

JWriter & JIO::JWriter::operator<< ( const long long int value )

inlineinherited

Definition at line 161 of file JSerialisable.hh.

{ write((const char*) &value, sizeof(long long int));          return *this; }

operator<<() [12/17]

JWriter & JIO::JWriter::operator<< ( const unsigned long long int value )

inlineinherited

Definition at line 162 of file JSerialisable.hh.

{ write((const char*) &value, sizeof(unsigned long long int)); return *this; }

operator<<() [13/17]

JWriter & JIO::JWriter::operator<< ( const float value )

inlineinherited

Definition at line 163 of file JSerialisable.hh.

{ write((const char*) &value, sizeof(float));                  return *this; }

operator<<() [14/17]

JWriter & JIO::JWriter::operator<< ( const double value )

inlineinherited

Definition at line 164 of file JSerialisable.hh.

{ write((const char*) &value, sizeof(double));                 return *this; }

operator<<() [15/17]

JWriter & JIO::JWriter::operator<< ( const long double value )

inlineinherited

Definition at line 165 of file JSerialisable.hh.

{ write((const char*) &value, sizeof(long double));            return *this; }

operator<<() [16/17]

JWriter & JIO::JWriter::operator<< ( const JLANG::JObjectID & value )

inlineinherited

Definition at line 166 of file JSerialisable.hh.

{ return (*this) << value.getID(); }

operator<<() [17/17]

JWriter & JIO::JWriter::operator<< ( const JLANG::JStatus & value )

inlineinherited

Definition at line 167 of file JSerialisable.hh.

{ return (*this) << value.getStatus<JLANG::JStatus::status_type>(); }

store() [1/2]

JWriter & JIO::JWriter::store ( const JSerialisable & object )

inlineinherited

Write object.

Parameters

object

object

Returns

this writer

Definition at line 176 of file JSerialisable.hh.

    {
      return object.write(*this);
    }

store() [2/2]

template<class T >

JWriter & JIO::JWriter::store ( const T & object )

inlineinherited

Write object.

Parameters

object

object

Returns

this writer

Definition at line 189 of file JSerialisable.hh.

    {
      return *this << object;
    }

operator bool()

JLANG::JAbstractObjectStatus::operator bool ( ) const

inlineinherited

Type conversion operator.

Returns

status of this object

Definition at line 33 of file JAbstractObjectStatus.hh.

    {
      return this->getStatus();
    }

operator!()

bool JLANG::JAbstractObjectStatus::operator! ( ) const

inlineinherited

Negated status of this object.

Returns

negated status of this object

Definition at line 44 of file JAbstractObjectStatus.hh.

    {
      return !(this->getStatus());
    }

Member Data Documentation

__pos

int JIO::JByteArrayWriter::__pos

protected

Definition at line 241 of file JByteArrayIO.hh.

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

• JByteArrayIO.hh