--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/src/share/classes/sun/awt/Symbol.java Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,191 @@
+/*
+ * Copyright 1997-2005 Sun Microsystems, Inc. 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. Sun designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ */
+
+package sun.awt;
+
+import java.nio.ByteBuffer;
+import java.nio.CharBuffer;
+import java.nio.charset.*;
+
+public class Symbol extends Charset {
+ public Symbol () {
+ super("Symbol", null);
+ }
+ public CharsetEncoder newEncoder() {
+ return new Encoder(this);
+ }
+
+ /* Seems like supporting a decoder is required, but we aren't going
+ * to be publically exposing this class, so no need to waste work
+ */
+ public CharsetDecoder newDecoder() {
+ throw new Error("Decoder is not implemented for Symbol Charset");
+ }
+
+ public boolean contains(Charset cs) {
+ return cs instanceof Symbol;
+ }
+
+ private static class Encoder extends CharsetEncoder {
+ public Encoder(Charset cs) {
+ super(cs, 1.0f, 1.0f);
+ }
+
+ public boolean canEncode(char c) {
+ if (c >= 0x2200 && c <= 0x22ef) {
+ if (table_math[c - 0x2200] != 0x00) {
+ return true;
+ }
+ } else if (c >= 0x0391 && c <= 0x03d6) {
+ if (table_greek[c - 0x0391] != 0x00) {
+ return true;
+ }
+ }
+ return false;
+ }
+
+ protected CoderResult encodeLoop(CharBuffer src, ByteBuffer dst) {
+ char[] sa = src.array();
+ int sp = src.arrayOffset() + src.position();
+ int sl = src.arrayOffset() + src.limit();
+ assert (sp <= sl);
+ sp = (sp <= sl ? sp : sl);
+ byte[] da = dst.array();
+ int dp = dst.arrayOffset() + dst.position();
+ int dl = dst.arrayOffset() + dst.limit();
+ assert (dp <= dl);
+ dp = (dp <= dl ? dp : dl);
+
+ try {
+ while (sp < sl) {
+ char c = sa[sp];
+ if (dl - dp < 1)
+ return CoderResult.OVERFLOW;
+ if (!canEncode(c))
+ return CoderResult.unmappableForLength(1);
+ sp++;
+ if (c >= 0x2200 && c <= 0x22ef){
+ da[dp++] = table_math[c - 0x2200];
+ } else if (c >= 0x0391 && c <= 0x03d6) {
+ da[dp++]= table_greek[c - 0x0391];
+ }
+ }
+ return CoderResult.UNDERFLOW;
+ } finally {
+ src.position(sp - src.arrayOffset());
+ dst.position(dp - dst.arrayOffset());
+ }
+ }
+
+ private static byte[] table_math = {
+ (byte)0042, (byte)0000, (byte)0144, (byte)0044,
+ (byte)0000, (byte)0306, (byte)0104, (byte)0321, // 00
+ (byte)0316, (byte)0317, (byte)0000, (byte)0000,
+ (byte)0000, (byte)0047, (byte)0000, (byte)0120,
+ (byte)0000, (byte)0345, (byte)0055, (byte)0000,
+ (byte)0000, (byte)0244, (byte)0000, (byte)0052, // 10
+ (byte)0260, (byte)0267, (byte)0326, (byte)0000,
+ (byte)0000, (byte)0265, (byte)0245, (byte)0000,
+ (byte)0000, (byte)0000, (byte)0000, (byte)0275,
+ (byte)0000, (byte)0000, (byte)0000, (byte)0331, // 20
+ (byte)0332, (byte)0307, (byte)0310, (byte)0362,
+ (byte)0000, (byte)0000, (byte)0000, (byte)0000,
+ (byte)0000, (byte)0000, (byte)0000, (byte)0000,
+ (byte)0134, (byte)0000, (byte)0000, (byte)0000, // 30
+ (byte)0000, (byte)0000, (byte)0000, (byte)0000,
+ (byte)0176, (byte)0000, (byte)0000, (byte)0000,
+ (byte)0000, (byte)0000, (byte)0000, (byte)0000,
+ (byte)0000, (byte)0100, (byte)0000, (byte)0000, // 40
+ (byte)0273, (byte)0000, (byte)0000, (byte)0000,
+ (byte)0000, (byte)0000, (byte)0000, (byte)0000,
+ (byte)0000, (byte)0000, (byte)0000, (byte)0000,
+ (byte)0000, (byte)0000, (byte)0000, (byte)0000, // 50
+ (byte)0000, (byte)0000, (byte)0000, (byte)0000,
+ (byte)0000, (byte)0000, (byte)0000, (byte)0000,
+ (byte)0271, (byte)0272, (byte)0000, (byte)0000,
+ (byte)0243, (byte)0263, (byte)0000, (byte)0000, // 60
+ (byte)0000, (byte)0000, (byte)0000, (byte)0000,
+ (byte)0000, (byte)0000, (byte)0000, (byte)0000,
+ (byte)0000, (byte)0000, (byte)0000, (byte)0000,
+ (byte)0000, (byte)0000, (byte)0000, (byte)0000, // 70
+ (byte)0000, (byte)0000, (byte)0000, (byte)0000,
+ (byte)0000, (byte)0000, (byte)0000, (byte)0000,
+ (byte)0000, (byte)0000, (byte)0314, (byte)0311,
+ (byte)0313, (byte)0000, (byte)0315, (byte)0312, // 80
+ (byte)0000, (byte)0000, (byte)0000, (byte)0000,
+ (byte)0000, (byte)0000, (byte)0000, (byte)0000,
+ (byte)0000, (byte)0000, (byte)0000, (byte)0000,
+ (byte)0000, (byte)0305, (byte)0000, (byte)0304, // 90
+ (byte)0000, (byte)0000, (byte)0000, (byte)0000,
+ (byte)0000, (byte)0000, (byte)0000, (byte)0000,
+ (byte)0000, (byte)0000, (byte)0000, (byte)0000,
+ (byte)0000, (byte)0136, (byte)0000, (byte)0000, // a0
+ (byte)0000, (byte)0000, (byte)0000, (byte)0000,
+ (byte)0000, (byte)0000, (byte)0000, (byte)0000,
+ (byte)0000, (byte)0000, (byte)0000, (byte)0000,
+ (byte)0000, (byte)0000, (byte)0000, (byte)0000, // b0
+ (byte)0000, (byte)0000, (byte)0000, (byte)0000,
+ (byte)0000, (byte)0000, (byte)0000, (byte)0000,
+ (byte)0000, (byte)0000, (byte)0000, (byte)0000,
+ (byte)0340, (byte)0327, (byte)0000, (byte)0000, // c0
+ (byte)0000, (byte)0000, (byte)0000, (byte)0000,
+ (byte)0000, (byte)0000, (byte)0000, (byte)0000,
+ (byte)0000, (byte)0000, (byte)0000, (byte)0000,
+ (byte)0000, (byte)0000, (byte)0000, (byte)0000, // d0
+ (byte)0000, (byte)0000, (byte)0000, (byte)0000,
+ (byte)0000, (byte)0000, (byte)0000, (byte)0000,
+ (byte)0000, (byte)0000, (byte)0000, (byte)0000,
+ (byte)0000, (byte)0000, (byte)0000, (byte)0000, // e0
+ (byte)0000, (byte)0000, (byte)0000, (byte)0000,
+ (byte)0000, (byte)0000, (byte)0000, (byte)0274,
+ };
+
+ private static byte[] table_greek = {
+ (byte)0101, (byte)0102, (byte)0107,
+ (byte)0104, (byte)0105, (byte)0132, (byte)0110, // 90
+ (byte)0121, (byte)0111, (byte)0113, (byte)0114,
+ (byte)0115, (byte)0116, (byte)0130, (byte)0117,
+ (byte)0120, (byte)0122, (byte)0000, (byte)0123,
+ (byte)0124, (byte)0125, (byte)0106, (byte)0103, // a0
+ (byte)0131, (byte)0127, (byte)0000, (byte)0000,
+ (byte)0000, (byte)0000, (byte)0000, (byte)0000,
+ (byte)0000, (byte)0141, (byte)0142, (byte)0147,
+ (byte)0144, (byte)0145, (byte)0172, (byte)0150, // b0
+ (byte)0161, (byte)0151, (byte)0153, (byte)0154,
+ (byte)0155, (byte)0156, (byte)0170, (byte)0157,
+ (byte)0160, (byte)0162, (byte)0126, (byte)0163,
+ (byte)0164, (byte)0165, (byte)0146, (byte)0143, // c0
+ (byte)0171, (byte)0167, (byte)0000, (byte)0000,
+ (byte)0000, (byte)0000, (byte)0000, (byte)0000,
+ (byte)0000, (byte)0112, (byte)0241, (byte)0000,
+ (byte)0000, (byte)0152, (byte)0166, // d0
+ };
+
+ /* The default implementation creates a decoder and we don't have one */
+ public boolean isLegalReplacement(byte[] repl) {
+ return true;
+ }
+ }
+}