diff options
Diffstat (limited to 'adapters/mso-adapter-utils/src/main/java/org/openecomp/mso/cloud/authentication/AuthenticationMethodFactory.java')
-rw-r--r-- | adapters/mso-adapter-utils/src/main/java/org/openecomp/mso/cloud/authentication/AuthenticationMethodFactory.java | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/adapters/mso-adapter-utils/src/main/java/org/openecomp/mso/cloud/authentication/AuthenticationMethodFactory.java b/adapters/mso-adapter-utils/src/main/java/org/openecomp/mso/cloud/authentication/AuthenticationMethodFactory.java new file mode 100644 index 0000000000..feaafd3c07 --- /dev/null +++ b/adapters/mso-adapter-utils/src/main/java/org/openecomp/mso/cloud/authentication/AuthenticationMethodFactory.java @@ -0,0 +1,79 @@ +/* + * ============LICENSE_START========================================== + * =================================================================== + * Copyright (c) 2017 AT&T Intellectual Property. All rights reserved. + * =================================================================== + * 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. + * ============LICENSE_END============================================ + * + * ECOMP and OpenECOMP are trademarks + * and service marks of AT&T Intellectual Property. + * + */ + +package org.openecomp.mso.cloud.authentication; + +import java.io.IOException; +import java.net.URISyntaxException; +import java.util.Map; +import java.util.concurrent.ConcurrentHashMap; + +import org.openecomp.mso.cloud.CloudIdentity; + +import com.woorea.openstack.keystone.model.Authentication; + +/** + * This factory manages all the wrappers associated to authentication types. + * + */ +public final class AuthenticationMethodFactory { + + private static Map<String, AuthenticationWrapper> authWrappers = new ConcurrentHashMap<>(); + + /** + * + */ + private AuthenticationMethodFactory() {} + + /** + * Function to be called by classes implementing the abstract {@link AuthenticationWrapper#register(String, Class)}. + */ + static final synchronized void register(String authenticationType, Class<? extends AuthenticationWrapper> wrapperClass) throws InstantiationException, IllegalAccessException { + if ((authenticationType == null) || ("".equals(authenticationType))) { + throw new IllegalArgumentException("Authentication Type to register cannot be null or an empty name string, provided value is " + authenticationType + "."); + } + if (wrapperClass == null) { + throw new IllegalArgumentException("Wrapper Class to register for Authentication cannot be null"); + } + + if (!authWrappers.containsKey(authenticationType)) { + authWrappers.put(authenticationType, wrapperClass.newInstance()); + } + } + + public static final synchronized Authentication getAuthenticationFor(CloudIdentity cloudIdentity) throws InstantiationException, IllegalAccessException, ClassNotFoundException, IOException, URISyntaxException { + if (cloudIdentity == null) { + throw new IllegalArgumentException("Cloud identity cannot be null"); + } + if ((cloudIdentity.getIdentityAuthenticationType() == null) || ("".equals(cloudIdentity.getIdentityAuthenticationType().toString()))) { + throw new IllegalArgumentException("Cloud identity authentication type cannot be null or empty, provided value is " + cloudIdentity.getIdentityAuthenticationType() + "."); + } + String authenticationType = cloudIdentity.getIdentityAuthenticationType().toString(); + + if (authWrappers.containsKey(authenticationType)) { + return authWrappers.get(authenticationType).getAuthentication(cloudIdentity); + } else { + throw new IllegalArgumentException("Provided authentication type (" + authenticationType + ") is not implemented by any wrapper."); + } + } +} |