/**
* 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.waveprotocol.box.server.authentication;
import com.google.common.base.Preconditions;
import org.waveprotocol.box.server.persistence.AccountStore;
/**
* This class holds a reference to a global AccountStore object. It is used in
* classes which are not instantiated by Guice, and for which the only way to
* access the account store is via static singletons. This is the case for JAAS
* configured login modules, like AccountStoreLoginModule.
*
* @author josephg@gmail.com (Joseph Gentle)
*/
public class AccountStoreHolder {
private static AccountStore store = null;
private static String defaultDomain = null;
synchronized public static void init(AccountStore store, String defaultDomain) {
Preconditions.checkNotNull(store, "Account store cannot be null");
Preconditions.checkNotNull(defaultDomain, "Default domain cannot be null");
Preconditions.checkState(AccountStoreHolder.store == null, "Account store already set");
AccountStoreHolder.store = store;
AccountStoreHolder.defaultDomain = defaultDomain.toLowerCase();
}
/**
* @return the non-null account store.
*/
public static AccountStore getAccountStore() {
Preconditions.checkNotNull(store, "Account store not set");
return store;
}
/**
* @return the non-null default domain
*/
public static String getDefaultDomain() {
Preconditions.checkNotNull(defaultDomain, "Default domain not set");
return defaultDomain;
}
/** Needed for testing. */
public static void resetForTesting() {
store = null;
defaultDomain = null;
}
}