FieldParser::FieldState FieldParser::extract(BSONObj doc, const BSONField<BSONObj>& field, BSONObj* out, string* errMsg) { BSONElement elem = doc[field.name()]; if (elem.eoo()) { if (field.hasDefault()) { *out = field.getDefault(); return FIELD_DEFAULT; } else { return FIELD_NONE; } } if (elem.type() == Object) { *out = elem.embeddedObject().getOwned(); return FIELD_SET; } _genFieldErrMsg(doc, field, "object", errMsg); return FIELD_INVALID; }
FieldParser::FieldState FieldParser::extract(BSONObj doc, const BSONField<bool>& field, bool* out, string* errMsg) { BSONElement elem = doc[field.name()]; if (elem.eoo()) { if (field.hasDefault()) { *out = field.getDefault(); return FIELD_DEFAULT; } else { return FIELD_NONE; } } if (elem.type() == Bool) { *out = elem.boolean(); return FIELD_SET; } _genFieldErrMsg(doc, field, "boolean", errMsg); return FIELD_INVALID; }
FieldParser::FieldState FieldParser::extractNumber(BSONObj doc, const BSONField<long long>& field, long long* out, string* errMsg) { BSONElement elem = doc[field.name()]; if (elem.eoo()) { if (field.hasDefault()) { *out = field.getDefault(); return FIELD_DEFAULT; } else { return FIELD_NONE; } } if (elem.isNumber()) { *out = elem.numberLong(); return FIELD_SET; } _genFieldErrMsg(doc, field, "number", errMsg); return FIELD_INVALID; }
FieldParser::FieldState FieldParser::extract(BSONObj doc, const BSONField<int>& field, int* out, string* errMsg) { BSONElement elem = doc[field.name()]; if (elem.eoo()) { if (field.hasDefault()) { *out = field.getDefault(); return FIELD_DEFAULT; } else { return FIELD_NONE; } } if (elem.type() == NumberInt) { *out = elem.numberInt(); return FIELD_SET; } _genFieldErrMsg(doc, field, "integer", errMsg); return FIELD_INVALID; }
FieldParser::FieldState FieldParser::extract(BSONObj doc, const BSONField<Date_t>& field, Date_t* out, string* errMsg) { BSONElement elem = doc[field.name()]; if (elem.eoo()) { if (field.hasDefault()) { *out = field.getDefault(); return FIELD_DEFAULT; } else { return FIELD_NONE; } } if (elem.type() == Date) { *out = elem.date(); return FIELD_SET; } _genFieldErrMsg(doc, field, "date or timestamp", errMsg); return FIELD_INVALID; }
FieldParser::FieldState FieldParser::extract( BSONObj doc, const BSONField<BSONObj>& field, BSONObj* out, string* errMsg ) { return extract( doc[field.name()], field, out, errMsg ); }
FieldParser::FieldState FieldParser::extractNumber( BSONObj doc, const BSONField<double>& field, double* out, string* errMsg ) { return extractNumber( doc[field.name()], field, out, errMsg ); }