| /* |
| * 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 java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.Iterator; |
| import java.util.List; |
| import org.apache.harmony.security.asn1.ASN1SequenceOf; |
| import org.apache.harmony.security.asn1.ASN1Type; |
| import org.apache.harmony.security.asn1.BerInputStream; |
| |
| /** |
| * The class encapsulates the ASN.1 DER encoding/decoding work |
| * with the SubjectInfoAccessSyntax and AuthorityInfoAccessSyntax |
| * which are a part of X.509 framework |
| * (as specified in RFC 3280 - |
| * Internet X.509 Public Key Infrastructure. |
| * Certificate and Certificate Revocation List (CRL) Profile. |
| * http://www.ietf.org/rfc/rfc3280.txt): |
| * |
| * SubjectInfoAccessSyntax ::= |
| * SEQUENCE SIZE (1..MAX) OF AccessDescriptions |
| |
| * AuthorityInfoAccessSyntax ::= |
| * SEQUENCE SIZE (1..MAX) OF AccessDescriptions |
| * |
| * AccessDescription ::= SEQUENCE { |
| * accessMethod OBJECT IDENTIFIER, |
| * accessLocation GeneralName } |
| * |
| */ |
| public class InfoAccessSyntax extends ExtensionValue { |
| |
| private final List accessDescriptions; |
| |
| public InfoAccessSyntax(List accessDescriptions) throws IOException { |
| this(accessDescriptions, null); |
| } |
| |
| private InfoAccessSyntax(List accessDescriptions, byte[] encoding) |
| throws IOException { |
| if (accessDescriptions == null || accessDescriptions.isEmpty()) { |
| throw new IOException("AccessDescriptions list is null or empty"); |
| } |
| this.accessDescriptions = accessDescriptions; |
| this.encoding = encoding; |
| } |
| |
| public List getAccessDescriptions() { |
| return new ArrayList(accessDescriptions); |
| } |
| |
| /** |
| * Returns ASN.1 encoded form of this X.509 InfoAccessSyntax. |
| * @return a byte array containing ASN.1 encoded form. |
| */ |
| public byte[] getEncoded() { |
| if (encoding == null) { |
| encoding = ASN1.encode(this); |
| } |
| return encoding; |
| } |
| |
| public static InfoAccessSyntax decode(byte[] encoding) throws IOException { |
| return ((InfoAccessSyntax) ASN1.decode(encoding)); |
| } |
| |
| public String toString() { |
| StringBuilder res = new StringBuilder(); |
| res.append("\n---- InfoAccessSyntax:"); |
| if (accessDescriptions != null) { |
| for (Iterator it = accessDescriptions.iterator(); it.hasNext();) { |
| res.append('\n'); |
| res.append(it.next()); |
| } |
| } |
| res.append("\n---- InfoAccessSyntax END\n"); |
| return res.toString(); |
| } |
| |
| /** |
| * Places the string representation of extension value |
| * into the StringBuffer object. |
| */ |
| public void dumpValue(StringBuffer buffer, String prefix) { |
| buffer.append(prefix).append("AccessDescriptions:\n"); |
| if (accessDescriptions == null || accessDescriptions.isEmpty()) { |
| buffer.append("NULL\n"); |
| } else { |
| Iterator itr = accessDescriptions.iterator(); |
| while (itr.hasNext()) { |
| buffer.append(itr.next().toString()); |
| } |
| } |
| } |
| |
| |
| /** |
| * ASN.1 DER X.509 AuthorityInfoAccessSyntax and SubjectInfoAccessSyntax |
| * encoder/decoder class. |
| */ |
| public static final ASN1Type ASN1 = new ASN1SequenceOf(AccessDescription.ASN1) { |
| |
| public Object getDecodedObject(BerInputStream in) throws IOException { |
| return new InfoAccessSyntax((List)in.content, in.getEncoded()); |
| } |
| |
| public Collection getValues(Object object) { |
| InfoAccessSyntax aias = (InfoAccessSyntax) object; |
| return aias.accessDescriptions; |
| } |
| }; |
| |
| } |