/*
* 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.jackrabbit.oak.security.authentication;
import java.io.IOException;
import javax.jcr.Credentials;
import javax.jcr.SimpleCredentials;
import javax.security.auth.callback.Callback;
import javax.security.auth.callback.CallbackHandler;
import javax.security.auth.callback.NameCallback;
import javax.security.auth.callback.PasswordCallback;
import javax.security.auth.callback.UnsupportedCallbackException;
import org.apache.jackrabbit.oak.api.ContentRepository;
import org.apache.jackrabbit.oak.spi.security.SecurityProvider;
import org.apache.jackrabbit.oak.spi.security.authentication.callback.CredentialsCallback;
import org.apache.jackrabbit.oak.spi.security.authentication.callback.RepositoryCallback;
/**
* Default implementation of the {@link CallbackHandler} interface. It currently
* supports the following {@code Callback} implementations:
* <p/>
* <ul>
* <li>{@link CredentialsCallback}</li>
* <li>{@link NameCallback}</li>
* <li>{@link PasswordCallback}</li>
* <li>{@link RepositoryCallback}</li>
* </ul>
*/
class CallbackHandlerImpl implements CallbackHandler {
private final Credentials credentials;
private final String workspaceName;
private final ContentRepository contentRepository;
private final SecurityProvider securityProvider;
CallbackHandlerImpl(Credentials credentials, String workspaceName,
ContentRepository contentRepository,
SecurityProvider securityProvider) {
this.credentials = credentials;
this.workspaceName = workspaceName;
this.contentRepository = contentRepository;
this.securityProvider = securityProvider;
}
//----------------------------------------------------< CallbackHandler >---
@Override
public void handle(Callback[] callbacks) throws IOException, UnsupportedCallbackException {
for (Callback callback : callbacks) {
if (callback instanceof CredentialsCallback) {
((CredentialsCallback) callback).setCredentials(credentials);
} else if (callback instanceof NameCallback) {
((NameCallback) callback).setName(getName());
} else if (callback instanceof PasswordCallback) {
((PasswordCallback) callback).setPassword(getPassword());
} else if (callback instanceof RepositoryCallback) {
RepositoryCallback repositoryCallback = (RepositoryCallback) callback;
repositoryCallback.setContentRepository(contentRepository);
repositoryCallback.setSecurityProvider(securityProvider);
repositoryCallback.setWorkspaceName(workspaceName);
} else {
throw new UnsupportedCallbackException(callback);
}
}
}
//------------------------------------------------------------< private >---
private String getName() {
if (credentials instanceof SimpleCredentials) {
return ((SimpleCredentials) credentials).getUserID();
} else {
return null;
}
}
private char[] getPassword() {
if (credentials instanceof SimpleCredentials) {
return ((SimpleCredentials) credentials).getPassword();
} else {
return null;
}
}
}