1/*
2 *  Licensed to the Apache Software Foundation (ASF) under one or more
3 *  contributor license agreements.  See the NOTICE file distributed with
4 *  this work for additional information regarding copyright ownership.
5 *  The ASF licenses this file to You under the Apache License, Version 2.0
6 *  (the "License"); you may not use this file except in compliance with
7 *  the License.  You may obtain a copy of the License at
8 *
9 *     http://www.apache.org/licenses/LICENSE-2.0
10 *
11 *  Unless required by applicable law or agreed to in writing, software
12 *  distributed under the License is distributed on an "AS IS" BASIS,
13 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 *  See the License for the specific language governing permissions and
15 *  limitations under the License.
16 */
17
18package org.apache.harmony.security.x509;
19
20import org.apache.harmony.security.utils.Array;
21
22/**
23 * Base class for extension value structures.
24 */
25public class ExtensionValue {
26
27    /**
28     * Encoded form of the extension.
29     */
30    protected byte[] encoding;
31
32    /**
33     * Default constructor.
34     */
35    public ExtensionValue() { }
36
37    /**
38     * Creates the object on the base of its encoded form.
39     */
40    public ExtensionValue(byte[] encoding) {
41        this.encoding = encoding;
42    }
43
44    /**
45     * Returns encoded form of the object.
46     */
47    public byte[] getEncoded() {
48        return encoding;
49    }
50
51    /**
52     * Places the string representation of extension value
53     * into the StringBuffer object.
54     */
55    public void dumpValue(StringBuffer buffer, String prefix) {
56        buffer.append(prefix).append("Unparseable extension value:\n"); //$NON-NLS-1$
57        if (encoding == null) {
58            encoding = getEncoded();
59        }
60        if (encoding == null) {
61            buffer.append("NULL\n"); //$NON-NLS-1$
62        } else {
63            buffer.append(Array.toString(encoding, prefix));
64        }
65    }
66
67    /**
68     * Places the string representation of extension value
69     * into the StringBuffer object.
70     */
71    public void dumpValue(StringBuffer buffer) {
72        dumpValue(buffer, ""); //$NON-NLS-1$
73    };
74}
75
76