// Decode this element starting at the index in the provided buffer
size_t HLAvariableArray::decodeFrom( const std::vector<Octet>& buffer, size_t index )
throw( EncoderException )
{
size_t available = buffer.size();
if( index + BitHelpers::LENGTH_INT > available )
throw EncoderException( L"Insufficient data in buffer to decode value" );
// Decode received array size
HLAinteger32BE size;
index = size.decodeFrom( buffer, index );
size_t receivedSize = size.get();
// Resize to the new element count. This will either add element clones, or cull the end of
// the existing list until it is the right size
this->_impl->resize( receivedSize );
// Decode all the elements!
for( size_t i = 0 ; i < receivedSize ; ++i )
{
DataElement* element = this->_impl->get( i );
index = element->decodeFrom( buffer, index );
}
return index;
}
// Decode this element starting at the index in the provided buffer
size_t HLAfixedArray::decodeFrom( const std::vector<Octet>& buffer, size_t index )
throw( EncoderException )
{
size_t available = buffer.size();
if( index + BitHelpers::LENGTH_INT > available )
throw EncoderException( L"Insufficient data in buffer to decode value" );
// Decode received array size
HLAinteger32BE size;
index = size.decodeFrom( buffer, index );
size_t receivedSize = size.get();
if( receivedSize != this->size() )
{
// Received array size was different to what we were expecting, so throw an exception
std::wstringstream stream;
stream << L"Element count in decoded array differs. Expected[" <<
this->size() <<
"] Received [" <<
receivedSize << "]";
throw EncoderException( stream.str() );
}
// Decode all the elements!
for( size_t i = 0 ; i < receivedSize ; ++i )
{
DataElement* element = this->_impl->get( i );
index = element->decodeFrom( buffer, index );
}
return index;
}
// Decode this element starting at the index in the provided buffer
size_t HLAfixedRecord::decodeFrom( const std::vector<Octet>& buffer, size_t index )
throw( EncoderException )
{
// Decode all the elements!
for( size_t i = 0 ; i < this->size() ; ++i )
{
DataElement* element = this->_impl->get( i );
index = element->decodeFrom( buffer, index );
}
return index;
}
