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84 lines
2.4 KiB
84 lines
2.4 KiB
/*
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* Copyright (C) 2015 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* 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, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef AAPT_IO_FILESYSTEM_H
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#define AAPT_IO_FILESYSTEM_H
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#include <map>
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#include "io/File.h"
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namespace aapt {
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namespace io {
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// A regular file from the file system. Uses mmap to open the data.
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class RegularFile : public IFile {
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public:
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explicit RegularFile(const Source& source);
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std::unique_ptr<IData> OpenAsData() override;
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std::unique_ptr<io::InputStream> OpenInputStream() override;
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const Source& GetSource() const override;
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private:
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DISALLOW_COPY_AND_ASSIGN(RegularFile);
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Source source_;
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};
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class FileCollection;
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class FileCollectionIterator : public IFileCollectionIterator {
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public:
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explicit FileCollectionIterator(FileCollection* collection);
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bool HasNext() override;
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io::IFile* Next() override;
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private:
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DISALLOW_COPY_AND_ASSIGN(FileCollectionIterator);
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std::map<std::string, std::unique_ptr<IFile>>::const_iterator current_, end_;
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};
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// An IFileCollection representing the file system.
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class FileCollection : public IFileCollection {
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public:
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FileCollection() = default;
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/** Creates a file collection containing all files contained in the specified root directory. */
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static std::unique_ptr<FileCollection> Create(const android::StringPiece& path,
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std::string* outError);
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// Adds a file located at path. Returns the IFile representation of that file.
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IFile* InsertFile(const android::StringPiece& path);
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IFile* FindFile(const android::StringPiece& path) override;
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std::unique_ptr<IFileCollectionIterator> Iterator() override;
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char GetDirSeparator() override;
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private:
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DISALLOW_COPY_AND_ASSIGN(FileCollection);
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friend class FileCollectionIterator;
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std::map<std::string, std::unique_ptr<IFile>> files_;
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};
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} // namespace io
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} // namespace aapt
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#endif // AAPT_IO_FILESYSTEM_H
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