Exception::NamedErrorCode Exception::tryCopyNamedErrorCode(
const NamedErrorCode &src,
DuplicatedLiteralFlags literalFlags) throw() {
const SourceSymbolChar *name = tryCopyLiteral(
src.getName(), FIELD_ERROR_CODE_NAME, literalFlags);
return NamedErrorCode(src.getCode(), name);
}
GSExceptionRegenerator::GSExceptionRegenerator(
UTIL_EXCEPTION_CONSTRUCTOR_ARGS_LIST) throw()
: fileNameLiteral_(fileNameLiteral),
functionNameLiteral_(functionNameLiteral),
critical_(false) {
util::Exception cause;
util::Exception::DuplicatedLiteralFlags filteredFlags;
const util::Exception::DuplicatedLiteralFlags baseFlags =
util::Exception::LITERAL_ALL_DUPLICATED;
NamedErrorCode filteredCode;
const char8_t *extraMessage = NULL;
if (causeInHandling != NULL) {
NamedErrorCode causeCode;
bool userOrSystemThrown = false;
bool unexpectedType = false;
try {
throw;
}
catch (const UserException &e) {
cause = e;
userOrSystemThrown = true;
causeCode = selectErrorCode(e.getNamedErrorCode(),
GS_EXCEPTION_NAMED_CODE(GS_ERROR_CM_INTERNAL_ERROR));
filteredFlags = e.inheritLiteralFlags(baseFlags) | literalFlags;
}
catch (const SystemException &e) {
cause = e;
critical_ = true;
userOrSystemThrown = true;
causeCode = selectErrorCode(e.getNamedErrorCode(),
GS_EXCEPTION_NAMED_CODE(GS_ERROR_CM_INTERNAL_ERROR));
filteredFlags = e.inheritLiteralFlags(baseFlags) | literalFlags;
}
catch (const util::PlatformException &e) {
cause = e;
causeCode = GS_EXCEPTION_NAMED_CODE(GS_ERROR_CM_PLATFORM_ERROR);
filteredFlags = e.inheritLiteralFlags(baseFlags) | literalFlags;
}
catch (const util::UtilityException &e) {
cause = e;
switch (e.getErrorCode()) {
case util::UtilityException::CODE_NO_MEMORY:
causeCode = GS_EXCEPTION_NAMED_CODE(GS_ERROR_CM_NO_MEMORY);
break;
case util::UtilityException::CODE_MEMORY_LIMIT_EXCEEDED:
causeCode =
GS_EXCEPTION_NAMED_CODE(GS_ERROR_CM_MEMORY_LIMIT_EXCEEDED);
break;
case util::UtilityException::CODE_SIZE_LIMIT_EXCEEDED:
causeCode =
GS_EXCEPTION_NAMED_CODE(GS_ERROR_CM_SIZE_LIMIT_EXCEEDED);
break;
default:
causeCode = GS_EXCEPTION_NAMED_CODE(GS_ERROR_CM_INTERNAL_ERROR);
extraMessage = "Internal error by unexpected utility problem";
break;
}
filteredFlags = literalFlags;
}
catch (const util::Exception &e) {
cause = e;
if (e.getErrorCode() == 0) {
critical_ = true;
unexpectedType = true;
causeCode = GS_EXCEPTION_NAMED_CODE(GS_ERROR_CM_INTERNAL_ERROR);
filteredFlags = literalFlags;
}
else {
causeCode = e.getNamedErrorCode();
filteredFlags = e.inheritLiteralFlags(baseFlags) | literalFlags;
}
}
catch (const std::bad_alloc &) {
causeCode = GS_EXCEPTION_NAMED_CODE(GS_ERROR_CM_NO_MEMORY);
filteredFlags = literalFlags;
}
catch (...) {
critical_ = true;
unexpectedType = true;
causeCode = GS_EXCEPTION_NAMED_CODE(GS_ERROR_CM_INTERNAL_ERROR);
filteredFlags = literalFlags;
}
filteredCode = selectErrorCode(namedErrorCode, causeCode);
if (userOrSystemThrown &&
causeCode.getCode() == GS_ERROR_CM_INTERNAL_ERROR &&
cause.getErrorCode() == GS_ERROR_DEFAULT) {
extraMessage = "Internal error by empty error code";
}
else if (unexpectedType) {
extraMessage = "Internal error by unexpected exception type";
}
}
else {
filteredCode = namedErrorCode;
filteredFlags = literalFlags;
}
filteredCode = selectErrorCode(
filteredCode, GS_EXCEPTION_NAMED_CODE(GS_ERROR_CM_INTERNAL_ERROR));
typedef util::NormalOStringStream StrStream;
typedef util::Exception::NoThrowString<StrStream::allocator_type> SafeStr;
StrStream baseStream;
baseStream << cause.getField(util::Exception::FIELD_MESSAGE);
SafeStr baseStr(baseStream);
const char8_t *strPtr = baseStr.get();
const char8_t *baseMessage =
(message != NULL && strlen(message) > 0)
? message
: (strPtr == NULL || strlen(strPtr) > 0 ? strPtr : NULL);
StrStream messageStream;
if (extraMessage == NULL) {
if (baseMessage != NULL) {
messageStream << baseMessage;
}
}
else {
messageStream << extraMessage;
if (baseMessage != NULL) {
messageStream << " (reason=" << baseMessage << ")";
}
}
base_ = util::Exception(filteredCode, SafeStr(messageStream).get(), NULL,
NULL, lineNumber, causeInHandling, typeNameLiteral, stackTraceMode,
filteredFlags);
}