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[master] Merge branch 'trac4025' ExceptionTest.verbose fail fix

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This commit is contained in:
Tomek Mrugalski 2015-09-01 13:28:20 +02:00
commit 43d2f496e2
2 changed files with 30 additions and 14 deletions
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29
src/lib/exceptions/exceptions.cc
View File

@ -13,13 +13,27 @@
// PERFORMANCE OF THIS SOFTWARE.
#include <string>
#include <sstream>
#include <exceptions/exceptions.h>
using isc::Exception;
namespace isc {
Exception::Exception(const char* file, size_t line, const char* what)
: file_(file), line_(line), what_(what) {
std::stringstream location;
location << what_ << "[" << file_ << ":" << line_ << "]";
verbose_what_ = location.str();
}
Exception::Exception(const char* file, size_t line, const std::string& what)
: file_(file), line_(line), what_(what) {
std::stringstream location;
location << what_ << "[" << file_ << ":" << line_ << "]";
verbose_what_ = location.str();
}
const char*
Exception::what() const throw() {
return (what(false));
@ -28,25 +42,20 @@ Exception::what() const throw() {
const char*
Exception::what(bool verbose) const throw() {
const char* whatstr = "isc::Exception";
// XXX: Even though it's very unlikely that c_str() throws an exception,
// Even though it's very unlikely that c_str() throws an exception,
// it's still not 100% guaranteed. To meet the exception specification
// of this function, we catch any unexpected exception and fall back to
// the pre-defined constant.
try {
if (verbose) {
static std::stringstream location;
location.str("");
location << what_ << "[" << file_ << ":" << line_ << "]";
whatstr = location.str().c_str();
return (verbose_what_.c_str());
} else {
whatstr = what_.c_str();
return (what_.c_str());
}
} catch (...) {
// no exception handling is necessary. just have to catch exceptions.
}
return (whatstr);
return ("isc::Exception");
}
}

15
src/lib/exceptions/exceptions.h
View File

@ -40,8 +40,7 @@ public:
/// @param file the file name where the exception was thrown.
/// @param line the line in \a file where the exception was thrown.
/// @param what a description (type) of the exception.
Exception(const char* file, size_t line, const char* what) :
file_(file), line_(line), what_(what) {}
Exception(const char* file, size_t line, const char* what);
/// \brief Constructor for a given type for exceptions with file name and
/// file line number.
@ -49,8 +48,7 @@ public:
/// @param file the file name where the exception was thrown.
/// @param line the line in \a file where the exception was thrown.
/// @param what a description (type) of the exception.
Exception(const char* file, size_t line, const std::string& what) :
file_(file), line_(line), what_(what) {}
Exception(const char* file, size_t line, const std::string& what);
/// The destructor
virtual ~Exception() throw() {}
@ -106,9 +104,18 @@ public:
//@}
private:
/// Specifies the filename where this exception was raised
const char* const file_;
/// Specifies the line number where this exception was raised
size_t line_;
/// Specifies actual content of the exception
const std::string what_;
/// Specifies actual context of the exception (with file:line added)
std::string verbose_what_;
};
/// \brief A generic exception that is thrown if a parameter given