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Diffstat (limited to 'libodb/odb/tracer.cxx')
-rw-r--r-- | libodb/odb/tracer.cxx | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/libodb/odb/tracer.cxx b/libodb/odb/tracer.cxx new file mode 100644 index 0000000..1e636a7 --- /dev/null +++ b/libodb/odb/tracer.cxx @@ -0,0 +1,95 @@ +// file : odb/tracer.cxx +// license : GNU GPL v2; see accompanying LICENSE file + +#include <iostream> + +#include <odb/tracer.hxx> +#include <odb/statement.hxx> + +using namespace std; + +namespace odb +{ + // + // tracer + // + + tracer:: + ~tracer () + { + } + + void tracer:: + prepare (connection&, const statement&) + { + } + + void tracer:: + execute (connection& c, const statement& s) + { + execute (c, s.text ()); + } + + void tracer:: + deallocate (connection&, const statement&) + { + } + + // + // stderr_tracer + // + + class stderr_tracer_type: public tracer + { + public: + stderr_tracer_type (bool full): full_ (full) {} + + virtual void + prepare (connection&, const statement&); + + virtual void + execute (connection&, const char* statement); + + virtual void + deallocate (connection&, const statement&); + + // Override the other version to get rid of a Sun CC warning. + // + virtual void + execute (connection&, const statement&); + + private: + bool full_; + }; + + void stderr_tracer_type:: + prepare (connection&, const statement& s) + { + if (full_) + cerr << "PREPARE " << s.text () << endl; + } + + void stderr_tracer_type:: + execute (connection&, const char* s) + { + cerr << s << endl; + } + + void stderr_tracer_type:: + deallocate (connection&, const statement& s) + { + if (full_) + cerr << "DEALLOCATE " << s.text () << endl; + } + + void stderr_tracer_type:: + execute (connection& c, const statement& s) + { + execute (c, s.text ()); + } + + static stderr_tracer_type stderr_tracer_ (false); + static stderr_tracer_type stderr_full_tracer_ (true); + tracer& stderr_tracer = stderr_tracer_; + tracer& stderr_full_tracer = stderr_full_tracer_; +} |