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. More...
virtual bool	getStatus () const
	Status of writer. More...
void	clear ()
	Clear buffer. More...
int	tellp () const
	Get write position. More...
void	seekp (const int pos)
	Set write position. More...
virtual int	write (const char *buffer, const int length)
	Write byte array. More...
JWriter &	operator<< (const JSerialisable &object)
	Write serialisable data object. More...
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 &	store (const JSerialisable &object)
	Write object. More...
template<class T >
JWriter &	store (const T &object)
	Write object. More...
	operator bool () const
	Type conversion operator. More...
bool	operator! () const
	Negated status of this object. More...

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

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

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

inlinevirtual

Status of writer.

Returns

status of this writer

Implements JLANG::JAbstractObjectStatus.

Definition at line 180 of file JByteArrayIO.hh.

    { 
      return true; 
    }

void JIO::JByteArrayWriter::clear ( )

inline

Clear buffer.

Definition at line 189 of file JByteArrayIO.hh.

    {
      std::vector<char>::clear();

      __pos = 0;
    }

int JIO::JByteArrayWriter::tellp ( ) const

inline

Get write position.

Returns

write position

Definition at line 202 of file JByteArrayIO.hh.

    {
      return __pos;
    }

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;
    }

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

inlinevirtual

Write byte array.

Parameters

buffer	pointer to byte array
length	number of bytes

Returns

number of bytes

Implements JLANG::JBinaryOutput.

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;
    }

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

inlineinherited

Write serialisable data object.

Parameters

object

serialisable data object

Returns

JWriter

Definition at line 142 of file JSerialisable.hh.

    { 
      return object.write(*this); 
    }

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

inlineinherited

Definition at line 148 of file JSerialisable.hh.

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

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

inlineinherited

Definition at line 149 of file JSerialisable.hh.

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

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

inlineinherited

Definition at line 150 of file JSerialisable.hh.

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

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

inlineinherited

Definition at line 151 of file JSerialisable.hh.

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

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

inlineinherited

Definition at line 152 of file JSerialisable.hh.

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

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

inlineinherited

Definition at line 153 of file JSerialisable.hh.

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

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

inlineinherited

Definition at line 154 of file JSerialisable.hh.

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

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

inlineinherited

Definition at line 155 of file JSerialisable.hh.

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

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

inlineinherited

Definition at line 156 of file JSerialisable.hh.

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

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

inlineinherited

Definition at line 157 of file JSerialisable.hh.

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

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

inlineinherited

Definition at line 158 of file JSerialisable.hh.

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

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

inlineinherited

Definition at line 159 of file JSerialisable.hh.

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

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

inlineinherited

Definition at line 160 of file JSerialisable.hh.

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

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

inlineinherited

Definition at line 161 of file JSerialisable.hh.

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

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

inlineinherited

Write object.

Parameters

object

object

Returns

this writer

Definition at line 170 of file JSerialisable.hh.

    {
      return object.write(*this);
    }

template<class T >

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

inlineinherited

Write object.

Parameters

object

object

Returns

this writer

Definition at line 183 of file JSerialisable.hh.

    {
      return *this << object;
    }

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();
    }

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

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