template<class OutputIterator> inline void
tws::core::copy_string_array(const rapidjson::Value& jvalues,
OutputIterator result)
{
if(!jvalues.IsArray())
throw conversion_error() << tws::error_description("copy_string_array: can only copy arrays of strings.");
if(jvalues.Empty())
return;
const rapidjson::SizeType nelements = jvalues.Size();
for(rapidjson::SizeType i = 0; i != nelements; ++i)
{
const rapidjson::Value& jelement = jvalues[i];
if(!jelement.IsString())
throw conversion_error() << tws::error_description("copy_string_array: only string elements are allowed in array.");
if(jelement.IsNull())
continue;
*result++ = jelement.GetString();
}
}
typename document_info_context_from<DocumentInfo>::data_type
document_info_context_from<DocumentInfo>::
from_string(const std::string& from) const
{
// Read document and owner id
unsigned int owner_id, document_id;
std::stringstream stream(from);
on_stream_setup(stream);
stream >> owner_id >> document_id;
// Successful conversion?
if(stream.bad() )
throw conversion_error("Document ID ought to be two integers");
// Lookup document
data_type info = m_buffer.document_find(owner_id, document_id);
if(info == NULL)
{
// No such document
obby::format_string str("Document ID %0%/%1% does not exist");
str << owner_id << document_id;
throw conversion_error(str.str() );
}
return info;
}
void conversion_error::throw_(const char* file, std::size_t line, std::string const& descr)
{
boost::throw_exception(boost::enable_error_info(conversion_error(descr))
<< boost::throw_file(file)
<< boost::throw_line(line)
);
}
ostream::string path_to_stream(fs::path const& path)
{
cygwin_conv_path_t flags = CCP_WIN_W_TO_POSIX | CCP_RELATIVE;
ssize_t size = cygwin_conv_path(flags, path.native().c_str(), NULL, 0);
if (size < 0)
throw conversion_error("Error converting windows path to cygwin.");
boost::scoped_array<char> result(new char[size]);
if(cygwin_conv_path(flags, path.native().c_str(), result.get(), size))
throw conversion_error("Error converting windows path to cygwin.");
return std::string(result.get());
}
encoder operator<<(encoder e, const value& v) {
data edata = e.data();
if (edata == v.data_) throw conversion_error("cannot insert into self");
data vdata = v.decode().data();
check(edata.append(vdata), e.pn_object());
return e;
}
Reader& Reader::operator() (uint8_t &i,const char *fmt) {
uint64_t val;
if (! (*this)(val)) return *this;
if (val > UINT8_MAX) return conversion_error("uchar",val,true);
i = (uint8_t)val;
return *this;
}
Reader& Reader::operator() (int16_t &i,const char *fmt) {
int64_t val;
if (! (*this)(val)) return *this;
if (val < INT16_MIN || val > INT16_MAX) return conversion_error("int16",val,false);
i = (int16_t)val;
return *this;
}
inline conversion_error
make_conversion_error(type_id want, type_id got, const std::string& msg=std::string()) {
std::ostringstream s;
s << "unexpected type, want: " << want << " got: " << got;
if (!msg.empty()) s << ": " << msg;
return conversion_error(s.str());
}
fs::path command_line_to_path(command_line_string const& path)
{
cygwin_conv_path_t flags = CCP_POSIX_TO_WIN_W | CCP_RELATIVE;
ssize_t size = cygwin_conv_path(flags, path.c_str(), NULL, 0);
if (size < 0)
throw conversion_error("Error converting cygwin path to windows.");
boost::scoped_array<char> result(new char[size]);
void* ptr = result.get();
if(cygwin_conv_path(flags, path.c_str(), ptr, size))
throw conversion_error("Error converting cygwin path to windows.");
return fs::path(static_cast<wchar_t*>(ptr));
}
fs::path input_to_path(input_string const& path)
{
cygwin_conv_path_t flags = CCP_POSIX_TO_WIN_W | CCP_RELATIVE;
ssize_t size = cygwin_conv_path(flags, path.c_str(), NULL, 0);
if (size < 0)
throw conversion_error("Error converting cygwin path to windows.");
// TODO: size is in bytes.
boost::scoped_array<wchar_t> result(new wchar_t[size]);
if(cygwin_conv_path(flags, path.c_str(), result.get(), size))
throw conversion_error("Error converting cygwin path to windows.");
return fs::path(result.get());
}
encoder operator<<(encoder e, const start& s) {
switch (s.type) {
case ARRAY: pn_data_put_array(e.pn_object(), s.is_described, pn_type_t(s.element)); break;
case MAP: pn_data_put_map(e.pn_object()); break;
case LIST: pn_data_put_list(e.pn_object()); break;
case DESCRIBED: pn_data_put_described(e.pn_object()); break;
default:
throw conversion_error(MSG("" << s.type << " is not a container type"));
}
pn_data_enter(e.pn_object());
return e;
}
template<class InputIterator> inline void
tws::core::copy_numeric_array(InputIterator first,
InputIterator last,
rapidjson::Value& jvalues,
rapidjson::Document::AllocatorType& allocator)
{
if(!jvalues.IsArray())
throw conversion_error() << tws::error_description("copy_numeric_array: can only copy arrays of numeric data.");
while(first != last)
{
jvalues.PushBack(*first, allocator);
++first;
}
}
std::basic_string<CharOut>
utf_to_utf(CharIn const *begin,CharIn const *end,method_type how = default_method)
{
std::basic_string<CharOut> result;
result.reserve(end-begin);
typedef std::back_insert_iterator<std::basic_string<CharOut> > inserter_type;
inserter_type inserter(result);
utf::code_point c;
while(begin!=end) {
c=utf::utf_traits<CharIn>::template decode<CharIn const *>(begin,end);
if(c==utf::illegal || c==utf::incomplete) {
if(how==stop)
throw conversion_error();
}
else {
utf::utf_traits<CharOut>::template encode<inserter_type>(c,inserter);
}
}
return result;
}
conversion_error make_coercion_error(const char* cpp, type_id amqp) {
return conversion_error(std::string("invalid proton::coerce<") + cpp + ">(" + type_name(amqp) + ")");
}
template <class T> T check(T result) {
if (result < 0)
throw conversion_error(error_str(result));
return result;
}