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/* Copyright (c) 2003-2007 MySQL AB
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; version 2 of the License.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA */
#ifndef OUTPUT_STREAM_HPP
#define OUTPUT_STREAM_HPP
#include <ndb_global.h>
#include <NdbTCP.h>
/**
* Output stream
*/
class OutputStream {
public:
OutputStream() {}
virtual ~OutputStream() {}
virtual int print(const char * fmt, ...) = 0;
virtual int println(const char * fmt, ...) = 0;
virtual void flush() {};
virtual void reset_timeout() {};
};
class FileOutputStream : public OutputStream {
FILE * f;
public:
FileOutputStream(FILE * file = stdout);
virtual ~FileOutputStream() {}
FILE *getFile() { return f; }
int print(const char * fmt, ...);
int println(const char * fmt, ...);
void flush() { fflush(f); }
};
class SocketOutputStream : public OutputStream {
NDB_SOCKET_TYPE m_socket;
unsigned m_timeout_ms;
bool m_timedout;
unsigned m_timeout_remain;
public:
SocketOutputStream(NDB_SOCKET_TYPE socket, unsigned write_timeout_ms = 1000);
virtual ~SocketOutputStream() {}
bool timedout() { return m_timedout; };
void reset_timeout() { m_timedout= false; m_timeout_remain= m_timeout_ms;};
int print(const char * fmt, ...);
int println(const char * fmt, ...);
};
class NullOutputStream : public OutputStream {
public:
NullOutputStream() {}
virtual ~NullOutputStream() {}
int print(const char * /* unused */, ...) { return 1;}
int println(const char * /* unused */, ...) { return 1;}
};
#endif
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