// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements.  See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership.  The ASF licenses this file
// to you 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.

#include <gen_cpp/PlanNodes_types.h>
#include <stdint.h>

#include <string>

#include "common/status.h"
#include "exec/exec_node.h"

namespace doris {
class DescriptorTbl;
class ObjectPool;
class RuntimeState;
} // namespace doris

namespace doris::vectorized {
class Block;

// Node for assert row count
class VAssertNumRowsNode : public ExecNode {
public:
    VAssertNumRowsNode(ObjectPool* pool, const TPlanNode& tnode, const DescriptorTbl& descs);

    Status open(RuntimeState* state) override;
    Status get_next(RuntimeState* state, Block* block, bool* eos) override;
    Status pull(RuntimeState* state, vectorized::Block* output_block, bool* eos) override;

private:
    int64_t _desired_num_rows;
    const std::string _subquery_string;
    TAssertion::type _assertion;
};

} // namespace doris::vectorized