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.io.OutputStream;
23
24 public class ASN1OutputStream
25 extends DEROutputStream
26 {
27 public ASN1OutputStream(
28 OutputStream os)
29 {
30 super(os);
31 }
32
33 public void writeObject(
34 Object obj)
35 throws IOException
36 {
37 if (obj == null)
38 {
39 writeNull();
40 }
41 else if (obj instanceof DERObject)
42 {
43 ((DERObject)obj).encode(this);
44 }
45 else if (obj instanceof DEREncodable)
46 {
47 ((DEREncodable)obj).getDERObject().encode(this);
48 }
49 else
50 {
51 throw new IOException("object not ASN1Encodable");
52 }
53 }
54 }