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.ArrayList; import java.util.Iterator; import java.util.List; 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.DistributionPoint; /** * X509 extension CRLDistributionPoints, RFC 5280 * * <pre> * CRLDistributionPoints ::= SEQUENCE SIZE (1..MAX) OF DistributionPoint * </pre> * */ public class CRLDistributionPoints extends ASN1Object { List<DistributionPoint> distributionPointList; /** * Create an new CRLDistributionPoints object from given distribution * points. */ public CRLDistributionPoints(List<DistributionPoint> distributionPointList) { this.distributionPointList = distributionPointList; } public static CRLDistributionPoints getInstance(Object obj) { if (obj instanceof CRLDistributionPoints) { return (CRLDistributionPoints) obj; } else if (obj instanceof ASN1Sequence) { return new CRLDistributionPoints((ASN1Sequence) obj); } else if (obj instanceof byte[]) { return new CRLDistributionPoints(ASN1Sequence.getInstance(obj)); } throw new IllegalArgumentException("unknown object type"); } private CRLDistributionPoints(ASN1Sequence seq) { distributionPointList = new ArrayList<DistributionPoint>(); for (int i = 0; i != seq.size(); i++) { distributionPointList.add(DistributionPoint.getInstance(seq.getObjectAt(i))); } } /** * Returns the distribution points making up the sequence. */ public List<DistributionPoint> getDistributionPointList() { return distributionPointList; } @Override public ASN1Primitive toASN1Primitive() { ASN1EncodableVector v = new ASN1EncodableVector(); Iterator<DistributionPoint> it = distributionPointList.iterator(); while (it.hasNext()) { v.add(it.next().toASN1Primitive()); } return new DERSequence(v); } }