| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.apache.harmony.security.x509; |
| |
| import java.io.IOException; |
| |
| import org.apache.harmony.security.asn1.ASN1OctetString; |
| import org.apache.harmony.security.utils.Array; |
| |
| /** |
| * Subject Key Identifier Extension (OID = 2.5.29.14). |
| * |
| * The ASN.1 definition for extension is: |
| * |
| * <pre> |
| * id-ce-subjectKeyIdentifier OBJECT IDENTIFIER ::= { id-ce 14 } |
| * |
| * SubjectKeyIdentifier ::= KeyIdentifier |
| * |
| * KeyIdentifier ::= OCTET STRING |
| * </pre> |
| * (as specified in RFC 3280 http://www.ietf.org/rfc/rfc3280.txt) |
| */ |
| public class SubjectKeyIdentifier extends ExtensionValue { |
| |
| // the value of key identifier |
| private final byte[] keyIdentifier; |
| |
| /** |
| * Creates the object on the base of the value of key identifier. |
| */ |
| public SubjectKeyIdentifier(byte[] keyIdentifier) { |
| this.keyIdentifier = keyIdentifier; |
| } |
| |
| /** |
| * Creates an object on the base of its encoded form. |
| */ |
| public static SubjectKeyIdentifier decode(byte[] encoding) |
| throws IOException { |
| SubjectKeyIdentifier res = new SubjectKeyIdentifier((byte[]) |
| ASN1OctetString.getInstance().decode(encoding)); |
| res.encoding = encoding; |
| return res; |
| } |
| |
| /** |
| * Returns ASN.1 encoded form of extension. |
| * @return a byte array containing ASN.1 encoded form. |
| */ |
| public byte[] getEncoded() { |
| if (encoding == null) { |
| encoding = ASN1OctetString.getInstance().encode(keyIdentifier); |
| } |
| return encoding; |
| } |
| |
| /** |
| * Places the string representation of extension value |
| * into the StringBuffer object. |
| */ |
| public void dumpValue(StringBuffer buffer, String prefix) { |
| buffer.append(prefix).append("SubjectKeyIdentifier: [\n"); |
| buffer.append(Array.toString(keyIdentifier, prefix)); |
| buffer.append(prefix).append("]\n"); |
| } |
| } |
| |