59 lines
1.9 KiB
C
59 lines
1.9 KiB
C
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#ifndef FRAMEWORK_SERVICEINTERFACE_SERVICEINTERFACESTREAM_H_
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#define FRAMEWORK_SERVICEINTERFACE_SERVICEINTERFACESTREAM_H_
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#include "ServiceInterfaceBuffer.h"
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#include <iostream>
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#include <cstdio>
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/**
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* Generic service interface stream which can be used like std::cout or
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* std::cerr but has additional capability. Add preamble and timestamp
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* to output. Can be run in buffered or unbuffered mode.
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*/
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class ServiceInterfaceStream : public std::ostream {
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public:
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/**
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* This constructor is used by specifying the preamble message.
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* Optionally, the output can be directed to stderr and a CR character
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* can be prepended to the preamble.
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* @param setMessage message of preamble.
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* @param addCrToPreamble Useful for applications like Puttty.
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* @param buffered specify whether to use buffered mode.
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* @param errStream specify which output stream to use (stderr or stdout).
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*/
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ServiceInterfaceStream(std::string setMessage,
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bool addCrToPreamble = false, bool buffered = true,
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bool errStream = false, uint16_t port = 1234);
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//! An inactive stream will not print anything.
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void setActive( bool );
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/**
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* This can be used to retrieve the preamble in case it should be printed in
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* the unbuffered mode.
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* @return Preamle consisting of log message and timestamp.
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*/
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std::string* getPreamble();
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/**
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* This prints an error with a preamble. Useful if using the unbuffered
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* mode. Flushes in default mode (prints immediately).
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*/
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void print(std::string error, bool withPreamble = true,
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bool withNewline = true, bool flush = true);
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protected:
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ServiceInterfaceBuffer streambuf;
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};
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// Forward declaration of interface streams. These should be instantiated in
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// main. They can then be used like std::cout or std::cerr.
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namespace sif {
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extern ServiceInterfaceStream debug;
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extern ServiceInterfaceStream info;
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extern ServiceInterfaceStream warning;
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extern ServiceInterfaceStream error;
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}
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#endif /* FRAMEWORK_SERVICEINTERFACE_SERVICEINTERFACESTREAM_H_ */
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