jdk8-mips64-public/jaxws: src/share/jaxws_classes/com/sun/xml/internal/fastinfoset/util/FixedEntryStringIntMap.java@e530533619ec

     1 /*

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     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

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     7  * published by the Free Software Foundation.  Oracle designates this

     8  * particular file as subject to the "Classpath" exception as provided

     9  * by Oracle in the LICENSE file that accompanied this code.

    10  *

    11  * This code is distributed in the hope that it will be useful, but WITHOUT

    12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    14  * version 2 for more details (a copy is included in the LICENSE file that

    15  * accompanied this code).

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    25  * THIS FILE WAS MODIFIED BY SUN MICROSYSTEMS, INC.

    26  */

    28 package com.sun.xml.internal.fastinfoset.util;

    30 import com.sun.xml.internal.fastinfoset.CommonResourceBundle;

    32 public class FixedEntryStringIntMap extends StringIntMap {

    34     private Entry _fixedEntry;

    36     public FixedEntryStringIntMap(String fixedEntry, int initialCapacity, float loadFactor) {

    37         super(initialCapacity, loadFactor);

    39         // Add the fixed entry

    40         final int hash = hashHash(fixedEntry.hashCode());

    41         final int tableIndex = indexFor(hash, _table.length);

    42         _table[tableIndex] = _fixedEntry = new Entry(fixedEntry, hash, _index++, null);

    43         if (_size++ >= _threshold) {

    44             resize(2 * _table.length);

    45         }

    46     }

    48     public FixedEntryStringIntMap(String fixedEntry, int initialCapacity) {

    49         this(fixedEntry, initialCapacity, DEFAULT_LOAD_FACTOR);

    50     }

    52     public FixedEntryStringIntMap(String fixedEntry) {

    53         this(fixedEntry, DEFAULT_INITIAL_CAPACITY, DEFAULT_LOAD_FACTOR);

    54     }

    56     public final void clear() {

    57         for (int i = 0; i < _table.length; i++) {

    58             _table[i] = null;

    59         }

    60         _lastEntry = NULL_ENTRY;

    62         if (_fixedEntry != null) {

    63             final int tableIndex = indexFor(_fixedEntry._hash, _table.length);

    64             _table[tableIndex] = _fixedEntry;

    65             _fixedEntry._next = null;

    66             _size = 1;

    67             _index = _readOnlyMapSize + 1;

    68         } else {

    69             _size = 0;

    70             _index = _readOnlyMapSize;

    71         }

    72     }

    74     public final void setReadOnlyMap(KeyIntMap readOnlyMap, boolean clear) {

    75         if (!(readOnlyMap instanceof FixedEntryStringIntMap)) {

    76             throw new IllegalArgumentException(CommonResourceBundle.getInstance().

    77                     getString("message.illegalClass", new Object[]{readOnlyMap}));

    78         }

    80         setReadOnlyMap((FixedEntryStringIntMap)readOnlyMap, clear);

    81     }

    83     public final void setReadOnlyMap(FixedEntryStringIntMap readOnlyMap, boolean clear) {

    84         _readOnlyMap = readOnlyMap;

    85         if (_readOnlyMap != null) {

    86             readOnlyMap.removeFixedEntry();

    87             _readOnlyMapSize = readOnlyMap.size();

    88             _index = _readOnlyMapSize + _size;

    89             if (clear) {

    90                 clear();

    91             }

    92         }  else {

    93             _readOnlyMapSize = 0;

    94         }

    95     }

    97     private final void removeFixedEntry() {

    98         if (_fixedEntry != null) {

    99             final int tableIndex = indexFor(_fixedEntry._hash, _table.length);

   100             final Entry firstEntry = _table[tableIndex];

   101             if (firstEntry == _fixedEntry) {

   102                 _table[tableIndex] = _fixedEntry._next;

   103             } else {

   104                 Entry previousEntry = firstEntry;

   105                 while (previousEntry._next != _fixedEntry) {

   106                     previousEntry = previousEntry._next;

   107                 }

   108                 previousEntry._next = _fixedEntry._next;

   109             }

   111             _fixedEntry = null;

   112             _size--;

   113         }

   114     }

   115 }

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