author | mgronlun |
Sat, 14 Sep 2019 14:40:09 +0200 | |
changeset 58132 | caa25ab47aca |
parent 53897 | 0abec72a3ac2 |
child 58157 | 9dca61a7df19 |
child 58863 | c16ac7a2eba4 |
permissions | -rw-r--r-- |
50113 | 1 |
/* |
53244
9807daeb47c4
8216167: Update include guards to reflect correct directories
coleenp
parents:
50113
diff
changeset
|
2 |
* Copyright (c) 2016, 2019, Oracle and/or its affiliates. All rights reserved. |
50113 | 3 |
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
4 |
* |
|
5 |
* This code is free software; you can redistribute it and/or modify it |
|
6 |
* under the terms of the GNU General Public License version 2 only, as |
|
7 |
* published by the Free Software Foundation. |
|
8 |
* |
|
9 |
* This code is distributed in the hope that it will be useful, but WITHOUT |
|
10 |
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
|
11 |
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
|
12 |
* version 2 for more details (a copy is included in the LICENSE file that |
|
13 |
* accompanied this code). |
|
14 |
* |
|
15 |
* You should have received a copy of the GNU General Public License version |
|
16 |
* 2 along with this work; if not, write to the Free Software Foundation, |
|
17 |
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
|
18 |
* |
|
19 |
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
|
20 |
* or visit www.oracle.com if you need additional information or have any |
|
21 |
* questions. |
|
22 |
* |
|
23 |
*/ |
|
24 |
||
53244
9807daeb47c4
8216167: Update include guards to reflect correct directories
coleenp
parents:
50113
diff
changeset
|
25 |
#ifndef SHARE_JFR_RECORDER_CHECKPOINT_JFRCHECKPOINTWRITER_HPP |
9807daeb47c4
8216167: Update include guards to reflect correct directories
coleenp
parents:
50113
diff
changeset
|
26 |
#define SHARE_JFR_RECORDER_CHECKPOINT_JFRCHECKPOINTWRITER_HPP |
50113 | 27 |
|
28 |
#include "jfr/recorder/storage/jfrBuffer.hpp" |
|
58132
caa25ab47aca
8225797: OldObjectSample event creates unexpected amount of checkpoint data
mgronlun
parents:
53897
diff
changeset
|
29 |
#include "jfr/utilities/jfrBlob.hpp" |
50113 | 30 |
#include "jfr/utilities/jfrTime.hpp" |
31 |
#include "jfr/utilities/jfrTypes.hpp" |
|
32 |
#include "jfr/writers/jfrEventWriterHost.inline.hpp" |
|
33 |
#include "jfr/writers/jfrMemoryWriterHost.inline.hpp" |
|
34 |
#include "jfr/writers/jfrStorageAdapter.hpp" |
|
35 |
||
36 |
class Thread; |
|
37 |
||
38 |
class JfrCheckpointFlush : public StackObj { |
|
39 |
public: |
|
40 |
typedef JfrBuffer Type; |
|
41 |
JfrCheckpointFlush(Type* old, size_t used, size_t requested, Thread* t); |
|
42 |
Type* result() { return _result; } |
|
43 |
private: |
|
44 |
Type* _result; |
|
45 |
}; |
|
46 |
||
47 |
typedef Adapter<JfrCheckpointFlush> JfrCheckpointAdapter; |
|
48 |
typedef AcquireReleaseMemoryWriterHost<JfrCheckpointAdapter, StackObj > JfrTransactionalCheckpointWriter; |
|
49 |
typedef EventWriterHost<BigEndianEncoder, CompressedIntegerEncoder, JfrTransactionalCheckpointWriter> JfrCheckpointWriterBase; |
|
50 |
||
51 |
struct JfrCheckpointContext { |
|
53897
0abec72a3ac2
8217647: JFR: recordings on 32-bit systems unreadable
bulasevich
parents:
53244
diff
changeset
|
52 |
int64_t offset; |
0abec72a3ac2
8217647: JFR: recordings on 32-bit systems unreadable
bulasevich
parents:
53244
diff
changeset
|
53 |
u4 count; |
50113 | 54 |
}; |
55 |
||
56 |
class JfrCheckpointWriter : public JfrCheckpointWriterBase { |
|
57 |
friend class JfrSerializerRegistration; |
|
58 |
private: |
|
59 |
JfrTicks _time; |
|
53897
0abec72a3ac2
8217647: JFR: recordings on 32-bit systems unreadable
bulasevich
parents:
53244
diff
changeset
|
60 |
int64_t _offset; |
0abec72a3ac2
8217647: JFR: recordings on 32-bit systems unreadable
bulasevich
parents:
53244
diff
changeset
|
61 |
u4 _count; |
50113 | 62 |
bool _flushpoint; |
63 |
bool _header; |
|
64 |
||
53897
0abec72a3ac2
8217647: JFR: recordings on 32-bit systems unreadable
bulasevich
parents:
53244
diff
changeset
|
65 |
u4 count() const; |
0abec72a3ac2
8217647: JFR: recordings on 32-bit systems unreadable
bulasevich
parents:
53244
diff
changeset
|
66 |
void set_count(u4 count); |
50113 | 67 |
void increment(); |
68 |
void set_flushpoint(bool flushpoint); |
|
69 |
bool is_flushpoint() const; |
|
58132
caa25ab47aca
8225797: OldObjectSample event creates unexpected amount of checkpoint data
mgronlun
parents:
53897
diff
changeset
|
70 |
const u1* session_data(size_t* size, bool move = false, const JfrCheckpointContext* ctx = NULL); |
50113 | 71 |
void release(); |
72 |
public: |
|
73 |
JfrCheckpointWriter(bool flushpoint, bool header, Thread* thread); |
|
74 |
~JfrCheckpointWriter(); |
|
75 |
void write_type(JfrTypeId type_id); |
|
76 |
void write_count(u4 nof_entries); |
|
53897
0abec72a3ac2
8217647: JFR: recordings on 32-bit systems unreadable
bulasevich
parents:
53244
diff
changeset
|
77 |
void write_count(u4 nof_entries, int64_t offset); |
50113 | 78 |
void write_key(u8 key); |
79 |
const JfrCheckpointContext context() const; |
|
80 |
void set_context(const JfrCheckpointContext ctx); |
|
81 |
bool has_data() const; |
|
58132
caa25ab47aca
8225797: OldObjectSample event creates unexpected amount of checkpoint data
mgronlun
parents:
53897
diff
changeset
|
82 |
JfrBlobHandle copy(const JfrCheckpointContext* ctx = NULL); |
caa25ab47aca
8225797: OldObjectSample event creates unexpected amount of checkpoint data
mgronlun
parents:
53897
diff
changeset
|
83 |
JfrBlobHandle move(const JfrCheckpointContext* ctx = NULL); |
50113 | 84 |
}; |
85 |
||
53244
9807daeb47c4
8216167: Update include guards to reflect correct directories
coleenp
parents:
50113
diff
changeset
|
86 |
#endif // SHARE_JFR_RECORDER_CHECKPOINT_JFRCHECKPOINTWRITER_HPP |