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8216049: stringTable::intern creates redundant String when looking up existing one

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Reviewed-by: redestad, gziemski, rehn, zgu, jiangli
This commit is contained in:
Aleksey Shipilev 2019-02-16 21:15:33 +01:00
parent fcf50f8419
commit 7a86bc1c4f
1 changed files with 4 additions and 0 deletions
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4
src/hotspot/share/classfile/stringTable.cpp
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@ -334,6 +334,10 @@ oop StringTable::intern(Handle string_or_null_h, const jchar* name, int len, TRA
if (StringTable::_alt_hash) {
hash = hash_string(name, len, true);
}
found_string = StringTable::the_table()->do_lookup(name, len, hash);
if (found_string != NULL) {
return found_string;
}
return StringTable::the_table()->do_intern(string_or_null_h, name, len,
hash, CHECK_NULL);
}