--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/src/java.base/share/classes/java/lang/CharacterData.java Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,97 @@
+/*
+ * Copyright (c) 2006, 2011, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation. Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+package java.lang;
+
+abstract class CharacterData {
+ abstract int getProperties(int ch);
+ abstract int getType(int ch);
+ abstract boolean isWhitespace(int ch);
+ abstract boolean isMirrored(int ch);
+ abstract boolean isJavaIdentifierStart(int ch);
+ abstract boolean isJavaIdentifierPart(int ch);
+ abstract boolean isUnicodeIdentifierStart(int ch);
+ abstract boolean isUnicodeIdentifierPart(int ch);
+ abstract boolean isIdentifierIgnorable(int ch);
+ abstract int toLowerCase(int ch);
+ abstract int toUpperCase(int ch);
+ abstract int toTitleCase(int ch);
+ abstract int digit(int ch, int radix);
+ abstract int getNumericValue(int ch);
+ abstract byte getDirectionality(int ch);
+
+ //need to implement for JSR204
+ int toUpperCaseEx(int ch) {
+ return toUpperCase(ch);
+ }
+
+ char[] toUpperCaseCharArray(int ch) {
+ return null;
+ }
+
+ boolean isOtherLowercase(int ch) {
+ return false;
+ }
+
+ boolean isOtherUppercase(int ch) {
+ return false;
+ }
+
+ boolean isOtherAlphabetic(int ch) {
+ return false;
+ }
+
+ boolean isIdeographic(int ch) {
+ return false;
+ }
+
+ // Character <= 0xff (basic latin) is handled by internal fast-path
+ // to avoid initializing large tables.
+ // Note: performance of this "fast-path" code may be sub-optimal
+ // in negative cases for some accessors due to complicated ranges.
+ // Should revisit after optimization of table initialization.
+
+ static final CharacterData of(int ch) {
+ if (ch >>> 8 == 0) { // fast-path
+ return CharacterDataLatin1.instance;
+ } else {
+ switch(ch >>> 16) { //plane 00-16
+ case(0):
+ return CharacterData00.instance;
+ case(1):
+ return CharacterData01.instance;
+ case(2):
+ return CharacterData02.instance;
+ case(14):
+ return CharacterData0E.instance;
+ case(15): // Private Use
+ case(16): // Private Use
+ return CharacterDataPrivateUse.instance;
+ default:
+ return CharacterDataUndefined.instance;
+ }
+ }
+ }
+}