/* * 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; /** * This class implements the values of Subject Alternative Name * (OID is 2.5.29.17) and Issuer Alternative Name extensions * (OID is 2.5.29.18).
* For more information about these extensions see RFC 3280 * at http://www.ietf.org/rfc/rfc3280.txt */ public final class AlternativeName extends ExtensionValue { // constants indicating which alternative name is presented // by this object public static final boolean ISSUER = false; public static final boolean SUBJECT = true; /** indicating which alternative name is presented by this object */ private boolean which; /** the alternative names */ private GeneralNames alternativeNames; /** * Creates the extension object on the base of its encoded form. * @param which specifies which alternative names are given * (Subject's or Issuer's) */ public AlternativeName(boolean which, byte[] encoding) throws IOException { super(encoding); this.which = which; this.alternativeNames = (GeneralNames) GeneralNames.ASN1.decode(encoding); } /** * Returns ASN.1 encoded form of this X.509 AlternativeName value. */ @Override public byte[] getEncoded() { if (encoding == null) { encoding = GeneralNames.ASN1.encode(alternativeNames); } return encoding; } @Override public void dumpValue(StringBuilder sb, String prefix) { sb.append(prefix).append((which) ? "Subject" : "Issuer").append(" Alternative Names [\n"); alternativeNames.dumpValue(sb, prefix + " "); sb.append(prefix).append("]\n"); } }