Java tutorial
/* * Copyright 2004 - 2013 Wayne Grant * 2013 - 2016 Kai Kramer * * This file is part of KeyStore Explorer. * * KeyStore Explorer is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * KeyStore Explorer is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with KeyStore Explorer. If not, see <http://www.gnu.org/licenses/>. */ package net.sf.keystore_explorer.crypto.x509; import java.util.Iterator; import java.util.List; import java.util.Vector; import org.bouncycastle.asn1.ASN1EncodableVector; import org.bouncycastle.asn1.ASN1Object; import org.bouncycastle.asn1.ASN1Primitive; import org.bouncycastle.asn1.ASN1Sequence; import org.bouncycastle.asn1.DERSequence; import org.bouncycastle.asn1.x509.AccessDescription; /** * X509 extension SubjectInfoAccess, RFC5280: * * SubjectInfoAccessSyntax ::= SEQUENCE SIZE (1..MAX) OF AccessDescription * * AccessDescription ::= SEQUENCE { * accessMethod OBJECT IDENTIFIER, * accessLocation GeneralName } * */ public class SubjectInfoAccess extends ASN1Object { private List<AccessDescription> accessDescriptions; /** * Creates a new instance with the given list of accessDescription. */ public SubjectInfoAccess(List<AccessDescription> accessDescriptions) { this.accessDescriptions = accessDescriptions; } public static SubjectInfoAccess getInstance(Object obj) { if (obj instanceof SubjectInfoAccess) { return (SubjectInfoAccess) obj; } else if (obj instanceof ASN1Sequence) { return new SubjectInfoAccess((ASN1Sequence) obj); } else if (obj instanceof byte[]) { return new SubjectInfoAccess(ASN1Sequence.getInstance(obj)); } throw new IllegalArgumentException("unknown object"); } private SubjectInfoAccess(ASN1Sequence seq) { accessDescriptions = new Vector<AccessDescription>(); for (int i = 0; i != seq.size(); i++) { accessDescriptions.add(AccessDescription.getInstance(seq.getObjectAt(i))); } } /** * Returns a list with the AccessDescription objects. */ public List<AccessDescription> getAccessDescriptionList() { return accessDescriptions; } @Override public ASN1Primitive toASN1Primitive() { ASN1EncodableVector vec = new ASN1EncodableVector(); Iterator<AccessDescription> it = accessDescriptions.iterator(); while (it.hasNext()) { vec.add(it.next().toASN1Primitive()); } return new DERSequence(vec); } }