diff -r 000000000000 -r 373ffda63c9a src/share/jaxws_classes/com/sun/xml/internal/fastinfoset/util/StringIntMap.java --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/share/jaxws_classes/com/sun/xml/internal/fastinfoset/util/StringIntMap.java Wed Apr 27 01:27:09 2016 +0800 @@ -0,0 +1,216 @@ +/* + * 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; + +import com.sun.xml.internal.fastinfoset.CommonResourceBundle; + +public class StringIntMap extends KeyIntMap { + protected static final Entry NULL_ENTRY = new Entry(null, 0, -1, null); + + protected StringIntMap _readOnlyMap; + + protected static class Entry extends BaseEntry { + final String _key; + Entry _next; + + public Entry(String key, int hash, int value, Entry next) { + super(hash, value); + _key = key; + _next = next; + } + } + + protected Entry _lastEntry = NULL_ENTRY; + + protected Entry[] _table; + + protected int _index; + + // Total character count of Map + protected int _totalCharacterCount; + + public StringIntMap(int initialCapacity, float loadFactor) { + super(initialCapacity, loadFactor); + + _table = new Entry[_capacity]; + } + + public StringIntMap(int initialCapacity) { + this(initialCapacity, DEFAULT_LOAD_FACTOR); + } + + public StringIntMap() { + this(DEFAULT_INITIAL_CAPACITY, DEFAULT_LOAD_FACTOR); + } + + public void clear() { + for (int i = 0; i < _table.length; i++) { + _table[i] = null; + } + _lastEntry = NULL_ENTRY; + _size = 0; + _index = _readOnlyMapSize; + _totalCharacterCount = 0; + } + + public void setReadOnlyMap(KeyIntMap readOnlyMap, boolean clear) { + if (!(readOnlyMap instanceof StringIntMap)) { + throw new IllegalArgumentException(CommonResourceBundle.getInstance(). + getString("message.illegalClass", new Object[]{readOnlyMap})); + } + + setReadOnlyMap((StringIntMap)readOnlyMap, clear); + } + + public final void setReadOnlyMap(StringIntMap readOnlyMap, boolean clear) { + _readOnlyMap = readOnlyMap; + if (_readOnlyMap != null) { + _readOnlyMapSize = _readOnlyMap.size(); + _index = _size + _readOnlyMapSize; + + if (clear) { + clear(); + } + } else { + _readOnlyMapSize = 0; + _index = _size; + } + } + + public final int getNextIndex() { + return _index++; + } + + public final int getIndex() { + return _index; + } + + public final int obtainIndex(String key) { + final int hash = hashHash(key.hashCode()); + + if (_readOnlyMap != null) { + final int index = _readOnlyMap.get(key, hash); + if (index != -1) { + return index; + } + } + + final int tableIndex = indexFor(hash, _table.length); + for (Entry e = _table[tableIndex]; e != null; e = e._next) { + if (e._hash == hash && eq(key, e._key)) { + return e._value; + } + } + + addEntry(key, hash, tableIndex); + return NOT_PRESENT; + } + + public final void add(String key) { + final int hash = hashHash(key.hashCode()); + final int tableIndex = indexFor(hash, _table.length); + addEntry(key, hash, tableIndex); + } + + public final int get(String key) { + if (key == _lastEntry._key) + return _lastEntry._value; + + return get(key, hashHash(key.hashCode())); + } + + public final int getTotalCharacterCount() { + return _totalCharacterCount; + } + + private final int get(String key, int hash) { + if (_readOnlyMap != null) { + final int i = _readOnlyMap.get(key, hash); + if (i != -1) { + return i; + } + } + + final int tableIndex = indexFor(hash, _table.length); + for (Entry e = _table[tableIndex]; e != null; e = e._next) { + if (e._hash == hash && eq(key, e._key)) { + _lastEntry = e; + return e._value; + } + } + + return NOT_PRESENT; + } + + + private final void addEntry(String key, int hash, int bucketIndex) { + Entry e = _table[bucketIndex]; + _table[bucketIndex] = new Entry(key, hash, _index++, e); + _totalCharacterCount += key.length(); + if (_size++ >= _threshold) { + resize(2 * _table.length); + } + } + + protected final void resize(int newCapacity) { + _capacity = newCapacity; + Entry[] oldTable = _table; + int oldCapacity = oldTable.length; + if (oldCapacity == MAXIMUM_CAPACITY) { + _threshold = Integer.MAX_VALUE; + return; + } + + Entry[] newTable = new Entry[_capacity]; + transfer(newTable); + _table = newTable; + _threshold = (int)(_capacity * _loadFactor); + } + + private final void transfer(Entry[] newTable) { + Entry[] src = _table; + int newCapacity = newTable.length; + for (int j = 0; j < src.length; j++) { + Entry e = src[j]; + if (e != null) { + src[j] = null; + do { + Entry next = e._next; + int i = indexFor(e._hash, newCapacity); + e._next = newTable[i]; + newTable[i] = e; + e = next; + } while (e != null); + } + } + } + + private final boolean eq(String x, String y) { + return x == y || x.equals(y); + } +}