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
18/**
19* @author Stepan M. Mishura
20* @version $Revision$
21*/
22
23package org.apache.harmony.security.asn1;
24
25import java.io.IOException;
26
27import org.apache.harmony.security.x501.AttributeType;
28
29
30
31/**
32 * Represents ASN.1 open type that is defined by Oid
33 *
34 * @see <a href="http://asn1.elibel.tm.fr/en/standards/index.htm">ASN.1</a>
35 */
36
37public class ASN1OpenType extends ASN1Any {
38
39    private final Id key;
40
41    private final InformationObjectSet pool;
42
43    public ASN1OpenType(Id key, InformationObjectSet pool) {
44        this.key = key;
45        this.pool = pool;
46    }
47
48    public Object decode(BerInputStream in) throws IOException {
49
50        int[] oid = (int[]) in.get(key);
51        if (oid == null) {
52            throw new RuntimeException("");//FIXME message & type //$NON-NLS-1$
53        }
54
55        AttributeType attr = (AttributeType) pool.get(oid);
56        if (attr == null || (!attr.type.checkTag(in.tag))) {
57            in.content = (byte[]) super.getDecodedObject(in);
58        } else {
59            in.content = attr.type.decode(in);
60        }
61        return in.content;
62    }
63
64    public Object getDecodedObject(BerInputStream in) throws IOException {
65        return in.content;
66    }
67
68    public static class Id extends ASN1Oid {
69
70        public Object decode(BerInputStream in) throws IOException {
71            Object oid = super.decode(in);
72
73            if (oid == null) {
74                in.put(this, super.getDecodedObject(in));
75            } else {
76                in.put(this, oid);
77            }
78            return oid;
79        }
80
81        public Object getDecodedObject(BerInputStream in) throws IOException {
82            return in.get(this);
83        }
84    }
85}
86