be/src/vec/exec/executor/task_id.h

// Licensed to the Apache Software Foundation (ASF) under one
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// 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
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// KIND, either express or implied.  See the License for the
// specific language governing permissions and limitations
// under the License.

#pragma once
#include <memory>
#include <string>

namespace doris {
namespace vectorized {

class TaskId {
public:
    TaskId(const std::string& id) : _id(id) {}
    std::string to_string() const { return _id; }
    bool operator==(const TaskId& other) const { return _id == other._id; }

private:
    std::string _id;
};

} // namespace vectorized
} // namespace doris

namespace std {
template <>
struct hash<doris::vectorized::TaskId> {
    size_t operator()(const doris::vectorized::TaskId& task_id) const {
        return std::hash<std::string> {}(task_id.to_string());
    }
};
} // namespace std