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/**
* Copyright (C) 2018-present MongoDB, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the Server Side Public License, version 1,
* as published by MongoDB, Inc.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* Server Side Public License for more details.
*
* You should have received a copy of the Server Side Public License
* along with this program. If not, see
* <http://www.mongodb.com/licensing/server-side-public-license>.
*
* As a special exception, the copyright holders give permission to link the
* code of portions of this program with the OpenSSL library under certain
* conditions as described in each individual source file and distribute
* linked combinations including the program with the OpenSSL library. You
* must comply with the Server Side Public License in all respects for
* all of the code used other than as permitted herein. If you modify file(s)
* with this exception, you may extend this exception to your version of the
* file(s), but you are not obligated to do so. If you do not wish to do so,
* delete this exception statement from your version. If you delete this
* exception statement from all source files in the program, then also delete
* it in the license file.
*/
#include "mongo/platform/basic.h"
#include "mongo/db/matcher/schema/expression_internal_schema_match_array_index.h"
namespace mongo {
constexpr StringData InternalSchemaMatchArrayIndexMatchExpression::kName;
InternalSchemaMatchArrayIndexMatchExpression::InternalSchemaMatchArrayIndexMatchExpression(
boost::optional<StringData> path,
long long index,
std::unique_ptr<ExpressionWithPlaceholder> expression,
clonable_ptr<ErrorAnnotation> annotation)
: ArrayMatchingMatchExpression(
MatchExpression::INTERNAL_SCHEMA_MATCH_ARRAY_INDEX, path, std::move(annotation)),
_index(index),
_expression(std::move(expression)) {
invariant(static_cast<bool>(_expression));
}
void InternalSchemaMatchArrayIndexMatchExpression::debugString(StringBuilder& debug,
int indentationLevel) const {
_debugAddSpace(debug, indentationLevel);
BSONObjBuilder builder;
serialize(&builder, {});
debug << builder.obj().toString();
_debugStringAttachTagInfo(&debug);
}
bool InternalSchemaMatchArrayIndexMatchExpression::equivalent(const MatchExpression* expr) const {
if (matchType() != expr->matchType()) {
return false;
}
const auto* other = static_cast<const InternalSchemaMatchArrayIndexMatchExpression*>(expr);
return path() == other->path() && _index == other->_index &&
_expression->equivalent(other->_expression.get());
}
BSONObj InternalSchemaMatchArrayIndexMatchExpression::getSerializedRightHandSide(
SerializationOptions opts) const {
BSONObjBuilder objBuilder;
{
BSONObjBuilder matchArrayElemSubobj(objBuilder.subobjStart(kName));
if (opts.replacementForLiteralArgs) {
matchArrayElemSubobj.append("index", opts.replacementForLiteralArgs.get());
} else {
matchArrayElemSubobj.append("index", _index);
}
if (auto placeHolder = _expression->getPlaceholder()) {
matchArrayElemSubobj.append("namePlaceholder",
opts.serializeFieldName(placeHolder.get()));
} else {
matchArrayElemSubobj.append("namePlaceholder", "");
}
{
BSONObjBuilder subexprSubObj(matchArrayElemSubobj.subobjStart("expression"));
_expression->getFilter()->serialize(&subexprSubObj, opts);
subexprSubObj.doneFast();
}
matchArrayElemSubobj.doneFast();
}
return objBuilder.obj();
}
std::unique_ptr<MatchExpression> InternalSchemaMatchArrayIndexMatchExpression::clone() const {
auto clone = std::make_unique<InternalSchemaMatchArrayIndexMatchExpression>(
path(), _index, _expression->clone(), _errorAnnotation);
if (getTag()) {
clone->setTag(getTag()->clone());
}
return clone;
}
MatchExpression::ExpressionOptimizerFunc
InternalSchemaMatchArrayIndexMatchExpression::getOptimizer() const {
return [](std::unique_ptr<MatchExpression> expression) {
static_cast<InternalSchemaMatchArrayIndexMatchExpression&>(*expression)
._expression->optimizeFilter();
return expression;
};
}
} // namespace mongo
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