| |
| /* |
| * Copyright 1999-2004 The Apache Software Foundation. |
| * |
| * Licensed 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.xml.security.keys.storage.implementations; |
| |
| |
| |
| import java.security.cert.X509Certificate; |
| import java.util.Iterator; |
| |
| import org.apache.xml.security.keys.storage.StorageResolverSpi; |
| |
| |
| /** |
| * This {@link StorageResolverSpi} makes a single {@link X509Certificate} |
| * available to the {@link org.apache.xml.security.keys.storage.StorageResolver}. |
| * |
| * @author $Author$ |
| */ |
| public class SingleCertificateResolver extends StorageResolverSpi { |
| |
| /** Field _certificate */ |
| X509Certificate _certificate = null; |
| |
| /** Field _iterator */ |
| Iterator _iterator = null; |
| |
| /** |
| * |
| * |
| * @param x509cert the single {@link X509Certificate} |
| */ |
| public SingleCertificateResolver(X509Certificate x509cert) { |
| this._certificate = x509cert; |
| this._iterator = new InternalIterator(this._certificate); |
| } |
| |
| /** @inheritDoc */ |
| public Iterator getIterator() { |
| return this._iterator; |
| } |
| |
| /** |
| * Class InternalIterator |
| * |
| * @author $Author$ |
| * @version $Revision$ |
| */ |
| class InternalIterator implements Iterator { |
| |
| /** Field _alreadyReturned */ |
| boolean _alreadyReturned = false; |
| |
| /** Field _certificate */ |
| X509Certificate _certificate = null; |
| |
| /** |
| * Constructor InternalIterator |
| * |
| * @param x509cert |
| */ |
| public InternalIterator(X509Certificate x509cert) { |
| this._certificate = x509cert; |
| } |
| |
| /** @inheritDoc */ |
| public boolean hasNext() { |
| return (!this._alreadyReturned); |
| } |
| |
| /** @inheritDoc */ |
| public Object next() { |
| |
| this._alreadyReturned = true; |
| |
| return this._certificate; |
| } |
| |
| /** |
| * Method remove |
| * |
| */ |
| public void remove() { |
| throw new UnsupportedOperationException( |
| "Can't remove keys from KeyStore"); |
| } |
| } |
| } |