NVListImpl.java revision 608:7e06bf1dcb09 
1/*
2 * Copyright (c) 1996, 2003, Oracle and/or its affiliates. All rights reserved.
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
6 * under the terms of the GNU General Public License version 2 only, as
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).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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24 */
25/*
26 * Licensed Materials - Property of IBM
27 * RMI-IIOP v1.0
28 * Copyright IBM Corp. 1998 1999  All Rights Reserved
29 *
30 */
31
32package com.sun.corba.se.impl.corba;
33
34import java.util.Vector;
35
36import org.omg.CORBA.Any;
37import org.omg.CORBA.Bounds;
38import org.omg.CORBA.NVList;
39import org.omg.CORBA.NamedValue;
40
41import com.sun.corba.se.spi.orb.ORB ;
42
43public class NVListImpl extends NVList
44{
45    private final int    INITIAL_CAPACITY       = 4;
46    private final int    CAPACITY_INCREMENT     = 2;
47
48    private Vector _namedValues;
49    private ORB orb;
50
51    public NVListImpl(ORB orb)
52    {
53        // Note: This orb could be an instanceof ORBSingleton or ORB
54        this.orb = orb;
55        _namedValues = new Vector(INITIAL_CAPACITY, CAPACITY_INCREMENT);
56    }
57
58    public NVListImpl(ORB orb, int size)
59    {
60        this.orb = orb;
61
62        // Note: the size arg is only a hint of the size of the NVList.
63        _namedValues = new Vector(size);
64    }
65
66
67    public int count()
68    {
69        return _namedValues.size();
70    }
71
72    public NamedValue add(int flags)
73    {
74        NamedValue tmpVal = new NamedValueImpl(orb, "", new AnyImpl(orb), flags);
75        _namedValues.addElement(tmpVal);
76        return tmpVal;
77    }
78
79    public NamedValue add_item(String itemName, int flags)
80    {
81        NamedValue tmpVal = new NamedValueImpl(orb, itemName, new AnyImpl(orb),
82                                               flags);
83        _namedValues.addElement(tmpVal);
84        return tmpVal;
85    }
86
87    public NamedValue add_value(String itemName, Any val, int flags)
88    {
89        NamedValue tmpVal = new NamedValueImpl(orb, itemName, val, flags);
90        _namedValues.addElement(tmpVal);
91        return tmpVal;
92    }
93
94    public NamedValue item(int index)
95        throws Bounds
96    {
97        try {
98            return (NamedValue) _namedValues.elementAt(index);
99        } catch (ArrayIndexOutOfBoundsException e) {
100            throw new Bounds();
101        }
102    }
103
104    public void remove(int index)
105        throws Bounds
106    {
107        try {
108            _namedValues.removeElementAt(index);
109        } catch (ArrayIndexOutOfBoundsException e) {
110            throw new Bounds();
111        }
112    }
113}
114