Mercurial > jdk8-mips64-public > hotspot / file comparison
comparison: src/share/vm/jfr/recorder/repository/jfrChunkWriter.cpp
src/share/vm/jfr/recorder/repository/jfrChunkWriter.cpp
- changeset 9947
- db357034b763
- parent 9858
- b985cbb00e68
equal
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| 9946:103d1261f1f4 | 9947:db357034b763 |
|---|---|
| 30 #include "jfr/utilities/jfrTypes.hpp" | 30 #include "jfr/utilities/jfrTypes.hpp" |
| 31 #include "runtime/mutexLocker.hpp" | 31 #include "runtime/mutexLocker.hpp" |
| 32 #include "runtime/os.hpp" | 32 #include "runtime/os.hpp" |
| 33 #include "runtime/os.hpp" | 33 #include "runtime/os.hpp" |
| 34 | 34 |
| 35 const u2 JFR_VERSION_MAJOR = 2; | 35 static const u2 JFR_VERSION_MAJOR = 2; |
| 36 const u2 JFR_VERSION_MINOR = 0; | 36 static const u2 JFR_VERSION_MINOR = 0; |
| 37 | |
| 38 static const size_t MAGIC_LEN = 4; | 37 static const size_t MAGIC_LEN = 4; |
| 39 static const size_t FILEHEADER_SLOT_SIZE = 8; | 38 static const size_t FILEHEADER_SLOT_SIZE = 8; |
| 40 static const size_t CHUNK_SIZE_OFFSET = 8; | 39 static const size_t CHUNK_SIZE_OFFSET = 8; |
| 41 | 40 |
| 42 JfrChunkWriter::JfrChunkWriter() : JfrChunkWriterBase(NULL), _chunkstate(NULL) {} | 41 JfrChunkWriter::JfrChunkWriter() : JfrChunkWriterBase(NULL), _chunkstate(NULL) {} |
| 77 _chunkstate->reset(); | 76 _chunkstate->reset(); |
| 78 } | 77 } |
| 79 return is_open; | 78 return is_open; |
| 80 } | 79 } |
| 81 | 80 |
| 82 size_t JfrChunkWriter::close(intptr_t metadata_offset) { | 81 size_t JfrChunkWriter::close(int64_t metadata_offset) { |
| 83 write_header(metadata_offset); | 82 write_header(metadata_offset); |
| 84 this->flush(); | 83 this->flush(); |
| 85 this->close_fd(); | 84 this->close_fd(); |
| 86 return size_written(); | 85 return (size_t)size_written(); |
| 87 } | 86 } |
| 88 | 87 |
| 89 void JfrChunkWriter::write_header(intptr_t metadata_offset) { | 88 void JfrChunkWriter::write_header(int64_t metadata_offset) { |
| 90 assert(this->is_valid(), "invariant"); | 89 assert(this->is_valid(), "invariant"); |
| 91 // Chunk size | 90 // Chunk size |
| 92 this->write_be_at_offset((jlong)size_written(), CHUNK_SIZE_OFFSET); | 91 this->write_be_at_offset((jlong)size_written(), CHUNK_SIZE_OFFSET); |
| 93 // initial checkpoint event offset | 92 // initial checkpoint event offset |
| 94 this->write_be_at_offset(_chunkstate->previous_checkpoint_offset(), CHUNK_SIZE_OFFSET + (1 * FILEHEADER_SLOT_SIZE)); | 93 this->write_be_at_offset(_chunkstate->previous_checkpoint_offset(), CHUNK_SIZE_OFFSET + (1 * FILEHEADER_SLOT_SIZE)); |
| 104 | 103 |
| 105 void JfrChunkWriter::set_chunk_path(const char* chunk_path) { | 104 void JfrChunkWriter::set_chunk_path(const char* chunk_path) { |
| 106 _chunkstate->set_path(chunk_path); | 105 _chunkstate->set_path(chunk_path); |
| 107 } | 106 } |
| 108 | 107 |
| 109 intptr_t JfrChunkWriter::size_written() const { | 108 int64_t JfrChunkWriter::size_written() const { |
| 110 return this->is_valid() ? this->current_offset() : 0; | 109 return this->is_valid() ? this->current_offset() : 0; |
| 111 } | 110 } |
| 112 | 111 |
| 113 intptr_t JfrChunkWriter::previous_checkpoint_offset() const { | 112 int64_t JfrChunkWriter::previous_checkpoint_offset() const { |
| 114 return _chunkstate->previous_checkpoint_offset(); | 113 return _chunkstate->previous_checkpoint_offset(); |
| 115 } | 114 } |
| 116 | 115 |
| 117 void JfrChunkWriter::set_previous_checkpoint_offset(intptr_t offset) { | 116 void JfrChunkWriter::set_previous_checkpoint_offset(int64_t offset) { |
| 118 _chunkstate->set_previous_checkpoint_offset(offset); | 117 _chunkstate->set_previous_checkpoint_offset(offset); |
| 119 } | 118 } |
| 120 | 119 |
| 121 void JfrChunkWriter::time_stamp_chunk_now() { | 120 void JfrChunkWriter::time_stamp_chunk_now() { |
| 122 _chunkstate->update_time_to_now(); | 121 _chunkstate->update_time_to_now(); |
