01: /**
02: * Licensed to the Apache Software Foundation (ASF) under one or more
03: * contributor license agreements. See the NOTICE file distributed with
04: * this work for additional information regarding copyright ownership.
05: * The ASF licenses this file to You under the Apache License, Version 2.0
06: * (the "License"); you may not use this file except in compliance with
07: * the License. You may obtain a copy of the License at
08: *
09: * 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: */package org.apache.geronimo.crypto.asn1;
17:
18: import java.io.ByteArrayOutputStream;
19: import java.io.IOException;
20: import java.util.Enumeration;
21:
22: /**
23: * @deprecated use DERSequence.
24: */
25: public class DERConstructedSequence extends ASN1Sequence {
26: public void addObject(DEREncodable obj) {
27: super .addObject(obj);
28: }
29:
30: public int getSize() {
31: return size();
32: }
33:
34: /*
35: * A note on the implementation:
36: * <p>
37: * As DER requires the constructed, definite-length model to
38: * be used for structured types, this varies slightly from the
39: * ASN.1 descriptions given. Rather than just outputing SEQUENCE,
40: * we also have to specify CONSTRUCTED, and the objects length.
41: */
42: void encode(DEROutputStream out) throws IOException {
43: ByteArrayOutputStream bOut = new ByteArrayOutputStream();
44: DEROutputStream dOut = new DEROutputStream(bOut);
45: Enumeration e = this .getObjects();
46:
47: while (e.hasMoreElements()) {
48: Object obj = e.nextElement();
49:
50: dOut.writeObject(obj);
51: }
52:
53: dOut.close();
54:
55: byte[] bytes = bOut.toByteArray();
56:
57: out.writeEncoded(SEQUENCE | CONSTRUCTED, bytes);
58: }
59: }
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