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Flush.cc
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2  * Copyright (C) 2007-2015 Hypertable, Inc.
3  *
4  * This file is part of Hypertable.
5  *
6  * Hypertable is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU General Public License
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9  * of the License, or any later version.
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14  * GNU General Public License for more details.
15  *
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18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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20  */
21 
26 
27 #include <Common/Compat.h>
28 
29 #include "Flush.h"
30 
32 
34 
35 #include <Common/Error.h>
36 #include <Common/Logger.h>
37 #include <Common/Serialization.h>
38 
39 using namespace Hypertable;
40 using namespace Hypertable::FsBroker::Lib;
42 
43 void Flush::run() {
45  const uint8_t *ptr = m_event->payload;
46  size_t remain = m_event->payload_len;
47 
48  try {
50  params.decode(&ptr, &remain);
51  m_broker->flush(&cb, params.get_fd());
52  }
53  catch (Exception &e) {
54  HT_ERROR_OUT << e << HT_END;
55  cb.error(e.code(), "Error handling FLUSH message");
56  }
57 }
virtual void flush(ResponseCallback *cb, uint32_t fd)=0
Flush data that has been written.
Request parameters for flush requests.
Definition: Flush.h:46
Logging routines and macros.
Compatibility Macros for C/C++.
#define HT_END
Definition: Logger.h:220
Functions to serialize/deserialize primitives to/from a memory buffer.
#define HT_ERROR_OUT
Definition: Logger.h:301
Declarations for Flush request parameters.
virtual void decode(const uint8_t **bufp, size_t *remainp)
Reads serialized representation of object from a buffer.
Definition: Serializable.cc:70
This class is used to generate and deliver standard responses back to a client.
Comm * m_comm
Pointer to comm layer.
Definition: Flush.h:66
Hypertable definitions
virtual void run()
Invokes the flush function.
Definition: Flush.cc:43
Broker * m_broker
Pointer to file system broker object.
Definition: Flush.h:69
virtual int error(int error, const String &msg)
Sends a standard error response back to the client.
Declarations for Flush request handler.
This is a generic exception class for Hypertable.
Definition: Error.h:314
EventPtr m_event
MESSAGE Event from which handler was initialized.
File system broker framework and client library.
Definition: Broker.h:44
Declarations for ResponseCallback.
Error codes, Exception handling, error logging.
int32_t get_fd()
Gets file descriptor.
Definition: Flush.h:61
int code() const
Returns the error code.
Definition: Error.h:391