kun yu 77e1ddd81b branch-0.4.0
Former-commit-id: a4df63653202df32d0b983de27f5c969905d17ac
2019-07-30 10:23:34 +08:00

71 lines
2.5 KiB
C++

// 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.
// Contains declarations of time related Arrow builder types.
#pragma once
#include <memory>
#include "arrow/array.h"
#include "arrow/array/builder_base.h"
#include "arrow/array/builder_binary.h"
#include "arrow/array/builder_primitive.h"
#include "arrow/buffer-builder.h"
#include "arrow/status.h"
#include "arrow/type_traits.h"
#include "arrow/util/macros.h"
namespace arrow {
class ARROW_EXPORT DayTimeIntervalBuilder : public ArrayBuilder {
public:
using DayMilliseconds = DayTimeIntervalType::DayMilliseconds;
explicit DayTimeIntervalBuilder(MemoryPool* pool ARROW_MEMORY_POOL_DEFAULT)
: DayTimeIntervalBuilder(day_time_interval(), pool) {}
DayTimeIntervalBuilder(std::shared_ptr<DataType> type,
MemoryPool* pool ARROW_MEMORY_POOL_DEFAULT)
: ArrayBuilder(type, pool),
builder_(fixed_size_binary(sizeof(DayMilliseconds)), pool) {}
void Reset() override { builder_.Reset(); }
Status Resize(int64_t capacity) override { return builder_.Resize(capacity); }
Status Append(DayMilliseconds day_millis) {
return builder_.Append(reinterpret_cast<uint8_t*>(&day_millis));
}
void UnsafeAppend(DayMilliseconds day_millis) {
builder_.UnsafeAppend(reinterpret_cast<uint8_t*>(&day_millis));
}
using ArrayBuilder::UnsafeAppendNull;
Status AppendNull() override { return builder_.AppendNull(); }
Status AppendNulls(int64_t length) override { return builder_.AppendNulls(length); }
Status FinishInternal(std::shared_ptr<ArrayData>* out) override {
auto result = builder_.FinishInternal(out);
if (*out != NULLPTR) {
(*out)->type = type();
}
return result;
}
private:
FixedSizeBinaryBuilder builder_;
};
} // namespace arrow