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8303018: Unicode Emoji Properties

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Reviewed-by: prr, erikj, rriggs
This commit is contained in:
Naoto Sato 2023-03-20 20:20:19 +00:00
parent bc0ed730f2
commit f593a6b52e
19 changed files with 643 additions and 278 deletions
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24
src/java.base/share/classes/java/lang/CharacterDataLatin1.java.template
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@ -134,6 +134,30 @@ class CharacterDataLatin1 extends CharacterData {
return ((props & $$maskIdentifierInfo) == $$valueIgnorable);
}
boolean isEmoji(int ch) {
return (getPropertiesEx(ch) & $$maskEmoji) != 0;
}
boolean isEmojiPresentation(int ch) {
return (getPropertiesEx(ch) & $$maskEmojiPresentation) != 0;
}
boolean isEmojiModifier(int ch) {
return (getPropertiesEx(ch) & $$maskEmojiModifier) != 0;
}
boolean isEmojiModifierBase(int ch) {
return (getPropertiesEx(ch) & $$maskEmojiModifierBase) != 0;
}
boolean isEmojiComponent(int ch) {
return (getPropertiesEx(ch) & $$maskEmojiComponent) != 0;
}
boolean isExtendedPictographic(int ch) {
return (getPropertiesEx(ch) & $$maskExtendedPictographic) != 0;
}
int toLowerCase(int ch) {
if (ch < 'A') { // Fast path for low code points
return ch;