8225061: Performance regression in Regex
Reviewed-by: naoto, alanb
Contributed-by: claes.redestad@oracle.com, naoto.sato@oracle.com
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package java.util.regex;
/**
* Holds data contained in the Unicode Technical Standard #51: Unicode
* Emoji.
*
* Currently it is only used for the rule "GB11" in UAX #29 Unicode Text
* Segmentation.
*/
final class EmojiData {
/**
* Returns whether the code point is an extended pictographic or not.
*
* @param cp code point to examine
* @return true if {@code cp} is an extended pictographic
*/
static boolean isExtendedPictographic(int cp) {
if (cp < 0x2000) {
return
%%%EXTPICT_LOW%%%
} else {
return isHigh(cp);
}
}
private static boolean isHigh(int cp) {
return
%%%EXTPICT_HIGH%%%
}
}