1 /** 2 * 3 * Copyright 2005 The Apache Software Foundation 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 package org.apache.geronimo.security.realm.providers; 18 19 import java.io.IOException; 20 import java.security.cert.X509Certificate; 21 import javax.security.auth.callback.Callback; 22 import javax.security.auth.callback.UnsupportedCallbackException; 23 24 /** 25 * @version $Rev: 355877 $ $Date: 2005-12-10 18:48:27 -0800 (Sat, 10 Dec 2005) $ 26 */ 27 public class CertificateCallbackHandler implements ClearableCallbackHandler { 28 X509Certificate certificate; 29 public CertificateCallbackHandler(X509Certificate certificate) { 30 this.certificate = certificate; 31 } 32 33 public void handle(Callback[] callbacks) throws IOException, UnsupportedCallbackException { 34 for (int i = 0; i < callbacks.length; i++) { 35 Callback callback = callbacks[i]; 36 if (callback instanceof CertificateCallback) { 37 CertificateCallback cc = (CertificateCallback) callback; 38 cc.setCertificate(certificate); 39 } else { 40 throw new UnsupportedCallbackException(callback); 41 } 42 } 43 } 44 45 public void clear() { 46 certificate = null; 47 } 48 }