--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/src/share/classes/sun/reflect/UTF8.java Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,76 @@
+/*
+ * Copyright 2001 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.reflect;
+
+/** It is necessary to use a "bootstrap" UTF-8 encoder for encoding
+ constant pool entries because the character set converters rely on
+ Class.newInstance(). */
+
+class UTF8 {
+ // This encoder is not quite correct. It does not handle surrogate pairs.
+ static byte[] encode(String str) {
+ int len = str.length();
+ byte[] res = new byte[utf8Length(str)];
+ int utf8Idx = 0;
+ try {
+ for (int i = 0; i < len; i++) {
+ int c = str.charAt(i) & 0xFFFF;
+ if (c >= 0x0001 && c <= 0x007F) {
+ res[utf8Idx++] = (byte) c;
+ } else if (c == 0x0000 ||
+ (c >= 0x0080 && c <= 0x07FF)) {
+ res[utf8Idx++] = (byte) (0xC0 + (c >> 6));
+ res[utf8Idx++] = (byte) (0x80 + (c & 0x3F));
+ } else {
+ res[utf8Idx++] = (byte) (0xE0 + (c >> 12));
+ res[utf8Idx++] = (byte) (0x80 + ((c >> 6) & 0x3F));
+ res[utf8Idx++] = (byte) (0x80 + (c & 0x3F));
+ }
+ }
+ } catch (ArrayIndexOutOfBoundsException e) {
+ throw new InternalError
+ ("Bug in sun.reflect bootstrap UTF-8 encoder");
+ }
+ return res;
+ }
+
+ private static int utf8Length(String str) {
+ int len = str.length();
+ int utf8Len = 0;
+ for (int i = 0; i < len; i++) {
+ int c = str.charAt(i) & 0xFFFF;
+ if (c >= 0x0001 && c <= 0x007F) {
+ utf8Len += 1;
+ } else if (c == 0x0000 ||
+ (c >= 0x0080 && c <= 0x07FF)) {
+ utf8Len += 2;
+ } else {
+ utf8Len += 3;
+ }
+ }
+ return utf8Len;
+ }
+}