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/* Copyright 2013 10gen Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#pragma once
namespace mongo {
namespace mutablebson {
inline Element Element::operator[](size_t n) const {
return findNthChild(n);
}
inline Element Element::operator[](const StringData& name) const {
return findFirstChildNamed(name);
}
inline double Element::getValueDouble() const {
dassert(hasValue() && isType(mongo::NumberDouble));
return getValue()._numberDouble();
}
inline StringData Element::getValueString() const {
dassert(hasValue() && isType(mongo::String));
return getValueStringOrSymbol();
}
inline BSONObj Element::getValueObject() const {
dassert(hasValue() && isType(mongo::Object));
return getValue().Obj();
}
inline BSONArray Element::getValueArray() const {
dassert(hasValue() && isType(mongo::Array));
return BSONArray(getValue().Obj());
}
inline bool Element::isValueUndefined() const {
return isType(mongo::Undefined);
}
inline OID Element::getValueOID() const {
dassert(hasValue() && isType(mongo::jstOID));
return getValue().__oid();
}
inline bool Element::getValueBool() const {
dassert(hasValue() && isType(mongo::Bool));
return getValue().boolean();
}
inline Date_t Element::getValueDate() const {
dassert(hasValue() && isType(mongo::Date));
return getValue().date();
}
inline bool Element::isValueNull() const {
return isType(mongo::jstNULL);
}
inline StringData Element::getValueSymbol() const {
dassert(hasValue() && isType(mongo::Symbol));
return getValueStringOrSymbol();
}
inline int32_t Element::getValueInt() const {
dassert(hasValue() && isType(mongo::NumberInt));
return getValue()._numberInt();
}
inline OpTime Element::getValueTimestamp() const {
dassert(hasValue() && isType(mongo::Timestamp));
return getValue()._opTime();
}
inline int64_t Element::getValueLong() const {
dassert(hasValue() && isType(mongo::NumberLong));
return getValue()._numberLong();
}
inline bool Element::isValueMinKey() const {
return isType(mongo::MinKey);
}
inline bool Element::isValueMaxKey() const {
return isType(mongo::MaxKey);
}
inline bool Element::ok() const {
dassert(_doc != NULL);
return _repIdx <= kMaxRepIdx;
}
inline Document& Element::getDocument() {
return *_doc;
}
inline const Document& Element::getDocument() const {
return *_doc;
}
inline bool Element::isType(BSONType type) const {
return (getType() == type);
}
inline Element::RepIdx Element::getIdx() const {
return _repIdx;
}
inline Element::Element(Document* doc, RepIdx repIdx)
: _doc(doc)
, _repIdx(repIdx) {
dassert(_doc != NULL);
}
inline StringData Element::getValueStringOrSymbol() const {
const BSONElement value = getValue();
const char* str = value.valuestr();
const size_t size = value.valuestrsize() - 1;
return StringData(str, size);
}
inline bool operator==(const Element& l, const Element& r) {
return (l._doc == r._doc) && (l._repIdx == r._repIdx);
}
inline bool operator!=(const Element& l, const Element& r) {
return !(l == r);
}
} // namespace mutablebson
} // namespace mongo
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