| /* |
| * 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 java.security.cert; |
| |
| import java.util.Set; |
| |
| /** |
| * The interface specifying an X.509 Certificate or CRL extension. |
| */ |
| public interface X509Extension { |
| |
| /** |
| * Returns the set of OIDs of the extension(s) marked as CRITICAL, that this |
| * implementation manages. |
| * |
| * @return the set of extension OIDs marked as CRITIAL, an empty set if none |
| * are marked as CRITICAL, or {@code null} if no extensions are |
| * present. |
| */ |
| public Set<String> getCriticalExtensionOIDs(); |
| |
| /** |
| * Returns the extension value as DER-encoded OCTET string for the specified |
| * OID. |
| * |
| * @param oid |
| * the object identifier to get the extension value for. |
| * @return the extension value as DER-encoded OCTET string, or {@code null} |
| * if no extension for the specified OID can be found. |
| */ |
| public byte[] getExtensionValue(String oid); |
| |
| /** |
| * Returns the set of OIDs of the extension(s) marked as NON-CRITICAL, that |
| * this implementation manages. |
| * |
| * @return the set of extension OIDs marked as NON-CRITIAL, an empty set if |
| * none are marked as NON-.CRITICAL, or {@code null} if no |
| * extensions are present. |
| */ |
| public Set<String> getNonCriticalExtensionOIDs(); |
| |
| /** |
| * Returns whether this instance has an extension marked as CRITICAL that it |
| * cannot support. |
| * |
| * @return {@code true} if an unsupported CRITICAL extension is present, |
| * {@code false} otherwise. |
| */ |
| public boolean hasUnsupportedCriticalExtension(); |
| } |