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8184947: ZipCoder performance improvements

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Reviewed-by: martin, redestad
This commit is contained in:
Xueming Shen 2017-12-13 07:51:57 -08:00
parent 1ae8f54835
commit 4f0ea9242f
9 changed files with 620 additions and 881 deletions
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4
src/java.base/share/classes/java/lang/String.java
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@ -3046,6 +3046,10 @@ public final class String
return COMPACT_STRINGS ? coder : UTF16;
}
byte[] value() {
return value;
}
private boolean isLatin1() {
return COMPACT_STRINGS && coder == LATIN1;
}