org.argeo.security.core/src/org/argeo/security/core/AuthenticationProvidersRegister.java

   1 /*
   2  * Copyright (C) 2007-2012 Argeo GmbH
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *         http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16 package org.argeo.security.core;
  17
  18 import java.util.ArrayList;
  19 import java.util.List;
  20 import java.util.Map;
  21
  22 import org.apache.commons.logging.Log;
  23 import org.apache.commons.logging.LogFactory;
  24 import org.springframework.beans.factory.InitializingBean;
  25
  26 /**
  27  * Maintains a list of authentication providers injected in to a provider
  28  * manager, in order to avoid issues with OSGi services and use packages.
  29  */
  30 public class AuthenticationProvidersRegister implements InitializingBean {
  31         private Log log = LogFactory.getLog(AuthenticationProvidersRegister.class);
  32
  33         private List<Object> providers = new ArrayList<Object>();
  34         private List<Object> defaultProviders = new ArrayList<Object>();
  35
  36         public void register(Object authenticationProvider,
  37                         Map<String, String> parameters) {
  38                 providers.add(authenticationProvider);
  39                 if (log.isTraceEnabled())
  40                         log.trace("Registered authentication provider " + parameters);
  41         }
  42
  43         public void unregister(Object authenticationProvider,
  44                         Map<String, String> parameters) {
  45                 providers.remove(authenticationProvider);
  46                 if (log.isTraceEnabled())
  47                         log.trace("Unregistered authentication provider " + parameters);
  48         }
  49
  50         public List<Object> getProviders() {
  51                 return providers;
  52         }
  53
  54         public void setDefaultProviders(
  55                         List<Object> defaultProviders) {
  56                 this.defaultProviders = defaultProviders;
  57         }
  58
  59         public void afterPropertiesSet() throws Exception {
  60                 providers.addAll(defaultProviders);
  61         }
  62
  63 }