| /* |
| * 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 javax.security.auth.x500.X500Principal; |
| import org.apache.harmony.security.asn1.ASN1Sequence; |
| import org.apache.harmony.security.asn1.ASN1Type; |
| import org.apache.harmony.security.asn1.BerInputStream; |
| import org.apache.harmony.security.x501.Name; |
| |
| /** |
| * CRL Entry's Certificate Issuer Extension (OID = 2.5.29.29). |
| * It is a CRL entry extension and contains the GeneralNames describing |
| * the issuer of revoked certificate. Its ASN.1 notation is as follows: |
| * <pre> |
| * id-ce-certificateIssuer OBJECT IDENTIFIER ::= { id-ce 29 } |
| * |
| * certificateIssuer ::= GeneralNames |
| * </pre> |
| * (as specified in RFC 3280) |
| * In java implementation it is presumed that GeneralNames consist of |
| * one element and its type is directoryName. |
| */ |
| public class CertificateIssuer extends ExtensionValue { |
| |
| // certificate issuer value |
| private X500Principal issuer; |
| |
| /** |
| * Creates an object on the base of GeneralName structure. |
| */ |
| public CertificateIssuer(GeneralName issuer) { |
| super(ASN1.encode(issuer)); |
| } |
| |
| /** |
| * Creates an object on the base of its encoded form. |
| */ |
| public CertificateIssuer(byte[] encoding) { |
| super(encoding); |
| } |
| |
| /** |
| * Returns the issuer. |
| */ |
| public X500Principal getIssuer() throws IOException { |
| if (issuer == null) { |
| issuer = (X500Principal) ASN1.decode(getEncoded()); |
| } |
| return issuer; |
| } |
| |
| /** |
| * Places the string representation of extension value |
| * into the StringBuffer object. |
| */ |
| public void dumpValue(StringBuffer buffer, String prefix) { |
| buffer.append(prefix).append("Certificate Issuer: "); |
| if (issuer == null) { |
| try { |
| issuer = getIssuer(); |
| } catch (IOException e) { |
| // incorrect extension value encoding |
| buffer.append("Unparseable (incorrect!) extension value:\n"); |
| super.dumpValue(buffer); |
| } |
| } |
| buffer.append(issuer).append('\n'); |
| } |
| |
| /** |
| * ASN.1 Encoder/Decoder. |
| */ |
| public static final ASN1Type ASN1 = new ASN1Sequence(new ASN1Type[] { |
| GeneralName.ASN1 |
| }) { |
| public Object getDecodedObject(BerInputStream in) { |
| return ((Name) ((GeneralName) ((Object[]) in.content)[0]) |
| .getName()).getX500Principal(); |
| } |
| |
| protected void getValues(Object object, Object[] values) { |
| values[0] = object; |
| } |
| }; |
| } |