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: *
24: * @deprecated use DERSet
25: */
26: public class DERConstructedSet extends ASN1Set {
27: public DERConstructedSet() {
28: }
29:
30: /**
31: * @param obj - a single object that makes up the set.
32: */
33: public DERConstructedSet(DEREncodable obj) {
34: this .addObject(obj);
35: }
36:
37: /**
38: * @param v - a vector of objects making up the set.
39: */
40: public DERConstructedSet(DEREncodableVector v) {
41: for (int i = 0; i != v.size(); i++) {
42: this .addObject(v.get(i));
43: }
44: }
45:
46: public void addObject(DEREncodable obj) {
47: super .addObject(obj);
48: }
49:
50: public int getSize() {
51: return size();
52: }
53:
54: /*
55: * A note on the implementation:
56: * <p>
57: * As DER requires the constructed, definite-length model to
58: * be used for structured types, this varies slightly from the
59: * ASN.1 descriptions given. Rather than just outputing SET,
60: * we also have to specify CONSTRUCTED, and the objects length.
61: */
62: void encode(DEROutputStream out) throws IOException {
63: ByteArrayOutputStream bOut = new ByteArrayOutputStream();
64: DEROutputStream dOut = new DEROutputStream(bOut);
65: Enumeration e = this .getObjects();
66:
67: while (e.hasMoreElements()) {
68: Object obj = e.nextElement();
69:
70: dOut.writeObject(obj);
71: }
72:
73: dOut.close();
74:
75: byte[] bytes = bOut.toByteArray();
76:
77: out.writeEncoded(SET | CONSTRUCTED, bytes);
78: }
79: }
|