1 /**
2 *
3 * Licensed to the Apache Software Foundation (ASF) under one or more
4 * contributor license agreements. See the NOTICE file distributed with
5 * this work for additional information regarding copyright ownership.
6 * The ASF licenses this file to You under the Apache License, Version 2.0
7 * (the "License"); you may not use this file except in compliance with
8 * the License. You may obtain a copy of the License at
9 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
17 */
18
19 package org.apache.geronimo.util.asn1;
20
21 import java.io.IOException;
22 import java.util.Enumeration;
23
24 public class BERSequence
25 extends DERSequence
26 {
27 /**
28 * create an empty sequence
29 */
30 public BERSequence()
31 {
32 }
33
34 /**
35 * create a sequence containing one object
36 */
37 public BERSequence(
38 DEREncodable obj)
39 {
40 super(obj);
41 }
42
43 /**
44 * create a sequence containing a vector of objects.
45 */
46 public BERSequence(
47 DEREncodableVector v)
48 {
49 super(v);
50 }
51
52
53
54 void encode(
55 DEROutputStream out)
56 throws IOException
57 {
58 if (out instanceof ASN1OutputStream || out instanceof BEROutputStream)
59 {
60 out.write(SEQUENCE | CONSTRUCTED);
61 out.write(0x80);
62
63 Enumeration e = getObjects();
64 while (e.hasMoreElements())
65 {
66 out.writeObject(e.nextElement());
67 }
68
69 out.write(0x00);
70 out.write(0x00);
71 }
72 else
73 {
74 super.encode(out);
75 }
76 }
77 }