| /* |
| * Copyright (C) 2013 The Android Open Source Project |
| * |
| * Licensed 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. |
| */ |
| |
| #ifndef ART_COMPILER_BUFFERED_OUTPUT_STREAM_H_ |
| #define ART_COMPILER_BUFFERED_OUTPUT_STREAM_H_ |
| |
| #include "output_stream.h" |
| |
| #include "globals.h" |
| |
| namespace art { |
| |
| class BufferedOutputStream : public OutputStream { |
| public: |
| explicit BufferedOutputStream(OutputStream* out); |
| |
| virtual ~BufferedOutputStream() { |
| delete out_; |
| } |
| |
| virtual bool WriteFully(const void* buffer, int64_t byte_count); |
| |
| virtual off_t Seek(off_t offset, Whence whence); |
| |
| private: |
| static const size_t kBufferSize = 8 * KB; |
| |
| bool Flush(); |
| |
| OutputStream* const out_; |
| |
| uint8_t buffer_[kBufferSize]; |
| |
| size_t used_; |
| |
| DISALLOW_COPY_AND_ASSIGN(BufferedOutputStream); |
| }; |
| |
| } // namespace art |
| |
| #endif // ART_COMPILER_BUFFERED_OUTPUT_STREAM_H_ |