void Exception::append(const Exception &another, size_t startDepth) throw() {
Exception base;
if (this == &another) {
base.append(another, startDepth);
append(base, 0);
return;
}
size_t baseEntryCount = 0;
if (!isEmpty()) {
assert(base.isEmpty());
base.append(*this, 0);
baseEntryCount = 1 + base.maxDepth_;
clear();
}
size_t subEntryCount = baseEntryCount + (another.maxDepth_ - startDepth);
if (subEntryCount > 0) {
subEntries_ =
static_cast<Entry*>(allocate(sizeof(Entry) * subEntryCount));
if (subEntries_ == NULL) {
subEntryCount = 0;
}
}
maxDepth_ = subEntryCount;
for (size_t i = 0; i <= subEntryCount; i++) {
Entry &dest = (i > 0 ? subEntries_[i - 1] : topEntry_);
const Entry *src;
if (i < baseEntryCount) {
src = base.getEntryAt(i);
}
else {
src = another.getEntryAt(startDepth + (i - baseEntryCount));
}
setEntry(dest, *src);
}
fillWhat();
}
Exception::Exception(
const NamedErrorCode &namedErrorCode,
const char8_t *message,
const SourceSymbolChar *fileNameLiteral,
const SourceSymbolChar *functionNameLiteral,
int32_t lineNumber,
const std::exception *causeInHandling,
const char8_t *typeNameLiteral,
StackTraceMode stackTraceMode,
DuplicatedLiteralFlags literalFlags) throw() :
bufferOffset_(0),
subEntries_(NULL),
maxDepth_(0),
topEntry_(),
what_(NULL) {
do {
#ifdef UTIL_STACK_TRACE_ENABLED
if (causeInHandling == NULL && stackTraceMode == STACK_TRACE_TOP) {
try {
char8_t buf[512];
detail::LocalString str(buf, sizeof(buf));
detail::StackTraceStringHandler handler(str);
StackTraceUtils::getStackTrace(handler);
setEntry(topEntry_,
namedErrorCode, message, str.tryGet(), typeNameLiteral,
fileNameLiteral, functionNameLiteral, lineNumber,
literalFlags);
break;
}
catch (...) {
}
}
#endif
setEntry(topEntry_,
namedErrorCode, message, NULL, typeNameLiteral,
fileNameLiteral, functionNameLiteral, lineNumber,
literalFlags);
}
while (false);
if (causeInHandling != NULL) {
Exception *fullEx;
std::exception *stdEx;
const char8_t *causeType = resolveException(&fullEx, &stdEx);
size_t subEntryCount = (fullEx == NULL ? 1 : fullEx->maxDepth_ + 1);
subEntries_ =
static_cast<Entry*>(allocate(sizeof(Entry) * subEntryCount));
if (subEntries_ == NULL) {
subEntryCount = 0;
}
maxDepth_ = subEntryCount;
if (fullEx == NULL) {
if (subEntryCount > 0) {
const char8_t *causeMessage = NULL;
if (stdEx != NULL) {
try {
causeMessage = stdEx->what();
}
catch (...) {
}
}
setEntry(subEntries_[0],
NamedErrorCode(), causeMessage, NULL, causeType,
NULL, NULL, -1, LITERAL_NORMAL);
}
}
else {
for (size_t i = 0; i < subEntryCount; i++) {
Entry &dest = subEntries_[i];
const Entry *src = fullEx->getEntryAt(i);
setEntry(dest, *src);
}
}
}
fillWhat();
}