void ChunkParser::onDataEnd(char ch)
{
log_trace("onDataEnd, ch=" << charToPrint(ch));
if (ch == '\n')
{
log_debug("=> onBegin");
_state = &ChunkParser::onBegin;
}
else
throwInvalidCharacter(ch);
}
void ChunkParser::onEndl(char ch)
{
log_trace("onEndl, ch=" << charToPrint(ch));
if (ch == '\n')
{
if (_chunkSize > 0)
_state = &ChunkParser::onData;
else
_state = &ChunkParser::onTrailer;
}
else
throwInvalidCharacter(ch);
}
void ChunkedReader::onDataEnd()
{
char ch = _ib->sbumpc();
log_trace("onDataEnd, ch=" << charToPrint(ch));
if (ch == '\n')
{
log_debug("=> onBegin");
_state = &ChunkedReader::onBegin;
}
else
throwInvalidCharacter(ch);
}
void ChunkedReader::onEndl()
{
char ch = _ib->sbumpc();
log_trace("onEndl, ch=" << charToPrint(ch));
if (ch == '\n')
{
if (_chunkSize > 0)
_state = &ChunkedReader::onData;
else
_state = &ChunkedReader::onTrailer;
}
else
throwInvalidCharacter(ch);
}
void ChunkParser::onBegin(char ch)
{
log_trace("onBegin, ch=" << charToPrint(ch));
if (ch >= '0' && ch <= '9')
{
_chunkSize = ch - '0';
_state = &ChunkParser::onSize;
}
else if (ch >= 'a' && ch <= 'f')
{
_chunkSize = ch - 'a' + 10;
_state = &ChunkParser::onSize;
}
else if (ch >= 'A' && ch <= 'F')
{
_chunkSize = ch - 'A' + 10;
_state = &ChunkParser::onSize;
}
else
throwInvalidCharacter(ch);
}
void ChunkedReader::onBegin()
{
char ch = _ib->sbumpc();
log_trace("onBegin, ch=" << charToPrint(ch));
if (ch >= '0' && ch <= '9')
{
_chunkSize = ch - '0';
_state = &ChunkedReader::onSize;
}
else if (ch >= 'a' && ch <= 'f')
{
_chunkSize = ch - 'a' + 10;
_state = &ChunkedReader::onSize;
}
else if (ch >= 'A' && ch <= 'F')
{
_chunkSize = ch - 'A' + 10;
_state = &ChunkedReader::onSize;
}
else
throwInvalidCharacter(ch);
}
int JsonParser::advance(Char ch)
{
int ret;
if (ch == '\n')
++_lineNo;
try
{
switch (_state)
{
case state_0:
if (ch == '{')
{
_state = state_object;
_deserializer->setCategory(SerializationInfo::Object);
}
else if (ch == '[')
{
_state = state_array;
_deserializer->setCategory(SerializationInfo::Array);
}
else if (ch == '"')
{
_state = state_string;
_deserializer->setCategory(SerializationInfo::Value);
}
else if ((ch >= '0' && ch <= '9') || ch == '+' || ch == '-')
{
_token = ch;
_state = state_number;
_deserializer->setCategory(SerializationInfo::Value);
}
else if (ch == '/')
{
_nextState = _state;
_state = state_comment0;
}
else if (!std::isspace(ch.value()))
{
_token = ch;
_state = state_token;
}
break;
case state_object:
if (ch == '"')
{
_state = state_object_name;
_stringParser.clear();
}
else if (ch == '}')
return 1;
else if (ch == '/')
{
_nextState = _state;
_state = state_comment0;
}
else if (std::isalpha(ch.value()))
{
_token = ch;
_state = state_object_plainname;
}
else if (!std::isspace(ch.value()))
throwInvalidCharacter(ch);
break;
case state_object_plainname:
if (std::isalnum(ch.value()))
_token += ch;
else if (std::isspace(ch.value()))
{
_stringParser.str(_token);
_state = state_object_after_name;
}
else if (ch == ':')
{
_stringParser.str(_token);
if (_next == 0)
_next = new JsonParser();
log_debug("begin object member " << _stringParser.str());
_deserializer->beginMember(Utf8Codec::encode(_stringParser.str()),
std::string(), SerializationInfo::Void);
_next->begin(*_deserializer);
_stringParser.clear();
_state = state_object_value;
}
else
throwInvalidCharacter(ch);
break;
case state_object_name:
if (_stringParser.advance(ch))
_state = state_object_after_name;
break;
case state_object_after_name:
if (ch == ':')
{
if (_next == 0)
_next = new JsonParser();
log_debug("begin object member " << _stringParser.str());
_deserializer->beginMember(Utf8Codec::encode(_stringParser.str()),
std::string(), SerializationInfo::Void);
_next->begin(*_deserializer);
_stringParser.clear();
_state = state_object_value;
}
else if (ch == '/')
{
_nextState = _state;
_state = state_comment0;
}
else if (!std::isspace(ch.value()))
throwInvalidCharacter(ch);
break;
case state_object_value:
ret = _next->advance(ch);
if (ret != 0)
{
log_debug("leave member");
_deserializer->leaveMember();
_state = state_object_e;
}
if (ret != -1)
break;
case state_object_e:
if (ch == ',')
_state = state_object_next_member;
else if (ch == '}')
return 1;
else if (ch == '/')
{
_nextState = _state;
_state = state_comment0;
}
else if (!std::isspace(ch.value()))
throwInvalidCharacter(ch);
break;
case state_object_next_member:
if (ch == '"')
{
_state = state_object_name;
_stringParser.clear();
}
else if (ch == '/')
{
_nextState = _state;
_state = state_comment0;
}
else if (std::isalpha(ch.value()))
{
_token = ch;
_state = state_object_plainname;
}
else if (!std::isspace(ch.value()))
throwInvalidCharacter(ch);
break;
case state_array:
if (ch == ']')
{
return 1;
}
else if (ch == '/')
{
_nextState = _state;
_state = state_comment0;
}
else if (!std::isspace(ch.value()))
{
if (_next == 0)
_next = new JsonParser();
log_debug("begin array member");
_deserializer->beginMember(std::string(),
std::string(), SerializationInfo::Void);
_next->begin(*_deserializer);
_next->advance(ch);
_state = state_array_value;
}
break;
case state_array_value:
ret = _next->advance(ch);
if (ret != 0)
_state = state_array_e;
if (ret != -1)
break;
case state_array_e:
if (ch == ']')
{
log_debug("leave member");
_deserializer->leaveMember();
return 1;
}
else if (ch == ',')
{
log_debug("leave member");
_deserializer->leaveMember();
log_debug("begin array member");
_deserializer->beginMember(std::string(),
std::string(), SerializationInfo::Void);
_next->begin(*_deserializer);
_state = state_array_value;
}
else if (ch == '/')
{
_nextState = _state;
_state = state_comment0;
}
else if (!std::isspace(ch.value()))
throwInvalidCharacter(ch);
break;
case state_string:
if (_stringParser.advance(ch))
{
log_debug("set string value \"" << _stringParser.str() << '"');
_deserializer->setValue(_stringParser.str());
_deserializer->setTypeName("string");
_stringParser.clear();
_state = state_end;
return 1;
}
break;
case state_number:
if (std::isspace(ch.value()))
{
log_debug("set int value \"" << _token << '"');
_deserializer->setValue(_token);
_deserializer->setTypeName("int");
_token.clear();
return 1;
}
else if (ch == '.' || ch == 'e' || ch == 'E')
{
_token += ch;
_state = state_float;
}
else if (ch >= '0' && ch <= '9')
{
_token += ch;
}
else
{
log_debug("set int value \"" << _token << '"');
_deserializer->setValue(_token);
_deserializer->setTypeName("int");
_token.clear();
return -1;
}
break;
case state_float:
if (std::isspace(ch.value()))
{
log_debug("set double value \"" << _token << '"');
_deserializer->setValue(_token);
_deserializer->setTypeName("double");
_token.clear();
return 1;
}
else if ((ch >= '0' && ch <= '9') || ch == '+' || ch == '-'
|| ch == '.' || ch == 'e' || ch == 'E')
_token += ch;
else
{
log_debug("set double value \"" << _token << '"');
_deserializer->setValue(_token);
_deserializer->setTypeName("double");
_token.clear();
return -1;
}
break;
case state_token:
if (std::isalpha(ch.value()))
_token += Char(std::tolower(ch));
else
{
if (_token == "true" || _token == "false")
{
log_debug("set bool value \"" << _token << '"');
_deserializer->setValue(_token);
_deserializer->setTypeName("bool");
_token.clear();
}
else if (_token == "null")
{
log_debug("set null value \"" << _token << '"');
_deserializer->setTypeName("null");
_deserializer->setNull();
_token.clear();
}
return -1;
}
break;
case state_comment0:
if (ch == '/')
_state = state_commentline;
else if (ch == '*')
_state = state_comment;
else
throwInvalidCharacter(ch);
break;
case state_commentline:
if (ch == '\n')
_state = _nextState;
break;
case state_comment:
if (ch == '*')
_state = state_comment_e;
break;
case state_comment_e:
if (ch == '/')
_state = _nextState;
else if (ch != '*')
_state = state_comment;
break;
case state_end:
if (ch == '/')
{
_nextState = _state;
_state = state_comment0;
}
else if (!std::isspace(ch.value()))
doThrow(std::string("unexpected character '") + ch.narrow() + "\' after end");
break;
}
}
catch (JsonParserError& e)
{
e._lineNo = _lineNo;
throw;
}
return 0;
}
