blob: 23f3605dca182cdb591f4d453248630327d3f895 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
|
// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#pragma once
#include "types.h"
#include "messages.h"
#include <vespa/storageapi/message/persistence.h>
namespace document { class BucketIdFactory; }
namespace vespalib { class ISequencedTaskExecutor; }
namespace storage {
namespace spi {
struct PersistenceProvider;
class Context;
}
class PersistenceUtil;
/**
* Handle async operations that uses a sequenced executor.
* It is stateless and thread safe.
*/
class AsyncHandler : public Types {
public:
AsyncHandler(const PersistenceUtil&, spi::PersistenceProvider&, vespalib::ISequencedTaskExecutor & executor,
const document::BucketIdFactory & bucketIdFactory);
MessageTrackerUP handlePut(api::PutCommand& cmd, MessageTrackerUP tracker) const;
MessageTrackerUP handleRemove(api::RemoveCommand& cmd, MessageTrackerUP tracker) const;
MessageTrackerUP handleUpdate(api::UpdateCommand& cmd, MessageTrackerUP tracker) const;
MessageTrackerUP handleRunTask(RunTaskCommand & cmd, MessageTrackerUP tracker) const;
static bool is_async_message(api::MessageType::Id type_id) noexcept;
private:
static bool tasConditionExists(const api::TestAndSetCommand & cmd);
bool tasConditionMatches(const api::TestAndSetCommand & cmd, MessageTracker & tracker,
spi::Context & context, bool missingDocumentImpliesMatch = false) const;
const PersistenceUtil & _env;
spi::PersistenceProvider & _spi;
vespalib::ISequencedTaskExecutor & _sequencedExecutor;
const document::BucketIdFactory & _bucketIdFactory;
};
} // storage
|
