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/* Copyright (c) 2003, 2005, 2006 MySQL AB
Use is subject to license terms
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 NDBOUT_H
#define NDBOUT_H
#ifdef __cplusplus
#include <ndb_types.h>
#include <util/BaseString.hpp>
/**
* Class used for outputting logging messages to screen.
* Since the output capabilities are different on different platforms
* this middle layer class should be used for all output messages
*/
/*
Example usage:
#include "NdbOut.hpp"
/ * Use ndbout as you would use cout:
ndbout << "Hello World! "<< 1 << " Hello again"
<< 67 << anIntegerVar << "Hup << endl;
/ * Use ndbout_c as you would use printf:
ndbout_c("Hello World %d\n", 1);
*/
class NdbOut;
class OutputStream;
class NullOutputStream;
/* Declare a static variable of NdbOut as ndbout */
extern NdbOut ndbout;
class NdbOut
{
public:
NdbOut& operator<<(NdbOut& (* _f)(NdbOut&));
NdbOut& operator<<(Int8);
NdbOut& operator<<(Uint8);
NdbOut& operator<<(Int16);
NdbOut& operator<<(Uint16);
NdbOut& operator<<(Int32);
NdbOut& operator<<(Uint32);
NdbOut& operator<<(Int64);
NdbOut& operator<<(Uint64);
NdbOut& operator<<(long unsigned int);
NdbOut& operator<<(const char*);
NdbOut& operator<<(const unsigned char*);
NdbOut& operator<<(BaseString &);
NdbOut& operator<<(const void*);
NdbOut& operator<<(float);
NdbOut& operator<<(double);
NdbOut& endline(void);
NdbOut& flushline(void);
NdbOut& setHexFormat(int _format);
NdbOut(OutputStream &);
virtual ~NdbOut();
void print(const char * fmt, ...);
void println(const char * fmt, ...);
OutputStream * m_out;
private:
int isHex;
};
inline NdbOut& NdbOut::operator<<(NdbOut& (* _f)(NdbOut&)) {
(* _f)(*this);
return * this;
}
inline NdbOut& endl(NdbOut& _NdbOut) {
return _NdbOut.endline();
}
inline NdbOut& flush(NdbOut& _NdbOut) {
return _NdbOut.flushline();
}
inline NdbOut& hex(NdbOut& _NdbOut) {
return _NdbOut.setHexFormat(1);
}
inline NdbOut& dec(NdbOut& _NdbOut) {
return _NdbOut.setHexFormat(0);
}
extern "C"
void ndbout_c(const char * fmt, ...) ATTRIBUTE_FORMAT(printf, 1, 2);
class FilteredNdbOut : public NdbOut {
public:
FilteredNdbOut(OutputStream &, int threshold = 0, int level = 0);
virtual ~FilteredNdbOut();
void setLevel(int i);
void setThreshold(int i);
int getLevel() const;
int getThreshold() const;
private:
int m_threshold, m_level;
OutputStream * m_org;
NullOutputStream * m_null;
};
#else
void ndbout_c(const char * fmt, ...);
#endif
#endif
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