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FixedPrefixTransform to include prefix length in its name

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Summary: As title

Test Plan: make all check.

Reviewers: haobo, igor, yhchiang

Reviewed By: igor

CC: leveldb

Differential Revision: https://reviews.facebook.net/D18705
This commit is contained in:
sdong 2014-05-13 14:42:31 -07:00
parent e30dec938d
commit 8c2c4602ee
1 changed files with 5 additions and 4 deletions
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9
util/slice.cc
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@ -17,13 +17,14 @@ namespace {
class FixedPrefixTransform : public SliceTransform { class FixedPrefixTransform : public SliceTransform {
private: private:
size_t prefix_len_; size_t prefix_len_;
std::string name_;
public: public:
explicit FixedPrefixTransform(size_t prefix_len) : prefix_len_(prefix_len) { } explicit FixedPrefixTransform(size_t prefix_len)
: prefix_len_(prefix_len),
name_("rocksdb.FixedPrefix." + std::to_string(prefix_len_)) {}
virtual const char* Name() const { virtual const char* Name() const { return name_.c_str(); }
return "rocksdb.FixedPrefix";
}
virtual Slice Transform(const Slice& src) const { virtual Slice Transform(const Slice& src) const {
assert(InDomain(src)); assert(InDomain(src));