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Show the block address in exception string

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This commit is contained in:
Ming-Hung Tsai 2016-02-27 01:30:45 +08:00
parent b1d4b9f7c8
commit d2260dee34
1 changed files with 16 additions and 6 deletions
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22
persistent-data/data-structures/btree.tcc
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@ -90,14 +90,22 @@ namespace persistent_data {
{
uint32_t flags = to_cpu<uint32_t>(raw_->header.flags);
if (flags & INTERNAL_NODE) {
if (flags & LEAF_NODE)
throw runtime_error("btree node is both internal and leaf");
if (flags & LEAF_NODE) {
ostringstream out;
out << "btree node is both internal and leaf"
<< " (block " << location_ << ")";
throw runtime_error(out.str());
}
return INTERNAL;
} else if (flags & LEAF_NODE)
return LEAF;
else
throw runtime_error("unknown node type");
else {
ostringstream out;
out << "unknown node type"
<< " (block " << location_ << ")";
throw runtime_error(out.str());
}
}
template <typename ValueTraits>
@ -352,7 +360,8 @@ namespace persistent_data {
std::ostringstream out;
out << "value size mismatch: expected " << sizeof(typename ValueTraits::disk_type)
<< ", but got " << get_value_size()
<< ". This is not the btree you are looking for." << std::endl;
<< ". This is not the btree you are looking for."
<< " (block " << location_ << ")" << std::endl;
return out.str();
}
@ -371,7 +380,8 @@ namespace persistent_data {
if (max < get_nr_entries()) {
std::ostringstream out;
out << "Bad nr of elements: max per block = "
<< max << ", actual = " << get_nr_entries() << std::endl;
<< max << ", actual = " << get_nr_entries()
<< " (block " << location_ << ")" << std::endl;
throw std::runtime_error(out.str());
}