diff -r 000000000000 -r 373ffda63c9a src/share/jaxws_classes/com/sun/xml/internal/fastinfoset/util/CharArray.java --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/share/jaxws_classes/com/sun/xml/internal/fastinfoset/util/CharArray.java Wed Apr 27 01:27:09 2016 +0800 @@ -0,0 +1,158 @@ +/* + * Copyright (c) 2004, 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. + * + * THIS FILE WAS MODIFIED BY SUN MICROSYSTEMS, INC. + */ + +package com.sun.xml.internal.fastinfoset.util; + +public class CharArray implements CharSequence { + public char[] ch; + public int start; + public int length; + + protected int _hash; + + protected CharArray() { + } + + public CharArray(char[] _ch, int _start, int _length, boolean copy) { + set(_ch, _start, _length, copy); + } + + public final void set(char[] _ch, int _start, int _length, boolean copy) { + if (copy) { + ch = new char[_length]; + start = 0; + length = _length; + System.arraycopy(_ch, _start, ch, 0, _length); + } else { + ch = _ch; + start = _start; + length = _length; + } + _hash = 0; + } + + public final void cloneArray() { + char[] _ch = new char[length]; + System.arraycopy(ch, start, _ch, 0, length); + ch = _ch; + start = 0; + } + + public String toString() { + return new String(ch, start, length); + } + + public int hashCode() { + if (_hash == 0) { + // Same hash code algorithm as used for String + // s[0]*31^(n-1) + s[1]*31^(n-2) + ... + s[n-1] + for (int i = start; i < start + length; i++) { + _hash = 31*_hash + ch[i]; + } + } + return _hash; + } + + public static final int hashCode(char[] ch, int start, int length) { + // Same hash code algorithm as used for String + // s[0]*31^(n-1) + s[1]*31^(n-2) + ... + s[n-1] + int hash = 0; + for (int i = start; i < start + length; i++) { + hash = 31*hash + ch[i]; + } + + return hash; + } + + public final boolean equalsCharArray(CharArray cha) { + if (this == cha) { + return true; + } + + if (length == cha.length) { + int n = length; + int i = start; + int j = cha.start; + while (n-- != 0) { + if (ch[i++] != cha.ch[j++]) + return false; + } + return true; + } + + return false; + } + + public final boolean equalsCharArray(char[] ch, int start, int length) { + if (this.length == length) { + int n = this.length; + int i = this.start; + int j = start; + while (n-- != 0) { + if (this.ch[i++] != ch[j++]) + return false; + } + return true; + } + + return false; + } + + public boolean equals(Object obj) { + if (this == obj) { + return true; + } + if (obj instanceof CharArray) { + CharArray cha = (CharArray)obj; + if (length == cha.length) { + int n = length; + int i = start; + int j = cha.start; + while (n-- != 0) { + if (ch[i++] != cha.ch[j++]) + return false; + } + return true; + } + } + return false; + } + + // CharSequence interface + + public final int length() { + return length; + } + + public final char charAt(int index) { + return ch[start + index]; + } + + public final CharSequence subSequence(int start, int end) { + return new CharArray(ch, this.start + start, end - start, false); + } +}