Option.java revision 953:221a84ef44c0 
1/*
2 * Copyright (c) 2010, 2013, 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
26package jdk.nashorn.internal.runtime.options;
27
28/**
29 * This is an option class that at its most primitive level just wraps a
30 * boolean or String. However, it is conceivable that the option, when set
31 * should run some initializations (for example, the logger system) or carry
32 * some other kind of payload, arrays, Collections, etc. In that case, this
33 * should be subclassed
34 *
35 * @param <T> option value type, for example a boolean or something more complex
36 */
37public class Option<T> {
38    /** the option value */
39    protected T value;
40
41    Option(final T value) {
42       this.value = value;
43    }
44
45    /**
46     * Return the value of an option
47     * @return the option value
48     */
49    public T getValue() {
50        return value;
51    }
52
53    @Override
54    public String toString() {
55        return getValue() + " [" + getValue().getClass() + "]";
56    }
57}
58