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71 lines
2.1 KiB
C++
71 lines
2.1 KiB
C++
// Licensed to the Apache Software Foundation (ASF) under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License. You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing,
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// software distributed under the License is distributed on an
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// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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// KIND, either express or implied. See the License for the
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// specific language governing permissions and limitations
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// under the License.
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#pragma once
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#include <string>
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#include <utility>
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#include <vector>
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#include "arrow/status.h"
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namespace arrow {
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namespace fs {
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namespace internal {
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constexpr char kSep = '/';
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// Computations on abstract paths (not local paths with system-dependent behaviour).
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// Abstract paths are typically used in URIs.
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// Split an abstract path into its individual components.
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ARROW_EXPORT
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std::vector<std::string> SplitAbstractPath(const std::string& s);
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// Return the parent directory and basename of an abstract path. Both values may be
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// empty.
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ARROW_EXPORT
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std::pair<std::string, std::string> GetAbstractPathParent(const std::string& s);
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// Validate the components of an abstract path.
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ARROW_EXPORT
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Status ValidateAbstractPathParts(const std::vector<std::string>& parts);
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// Append a non-empty stem to an abstract path.
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ARROW_EXPORT
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std::string ConcatAbstractPath(const std::string& base, const std::string& stem);
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ARROW_EXPORT
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std::string EnsureTrailingSlash(const std::string& s);
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// Join the components of an abstract path.
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template <class StringIt>
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std::string JoinAbstractPath(StringIt it, StringIt end) {
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std::string path;
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for (; it != end; ++it) {
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if (!path.empty()) {
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path += kSep;
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}
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path += *it;
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}
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return path;
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}
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} // namespace internal
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} // namespace fs
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} // namespace arrow
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