2362N/A * Copyright (c) 1998, 2004, Oracle and/or its affiliates. All rights reserved. 0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 0N/A * This code is free software; you can redistribute it and/or modify it 0N/A * under the terms of the GNU General Public License version 2 only, as 2362N/A * published by the Free Software Foundation. Oracle designates this 0N/A * particular file as subject to the "Classpath" exception as provided 2362N/A * by Oracle in the LICENSE file that accompanied this code. 0N/A * This code is distributed in the hope that it will be useful, but WITHOUT 0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 0N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 0N/A * version 2 for more details (a copy is included in the LICENSE file that 0N/A * accompanied this code). 0N/A * You should have received a copy of the GNU General Public License version 0N/A * 2 along with this work; if not, write to the Free Software Foundation, 0N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 2362N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 2362N/A * or visit www.oracle.com if you need additional information or have any 0N/A * The BeanContextServices interface provides a mechanism for a BeanContext 0N/A * to expose generic "services" to the BeanContextChild objects within. 0N/A * Adds a service to this BeanContext. 0N/A * <code>BeanContextServiceProvider</code>s call this method 0N/A * to register a particular service with this context. 0N/A * If the service has not previously been added, the 0N/A * <code>BeanContextServices</code> associates 0N/A * the service with the <code>BeanContextServiceProvider</code> and 0N/A * fires a <code>BeanContextServiceAvailableEvent</code> to all 0N/A * currently registered <code>BeanContextServicesListeners</code>. 0N/A * The method then returns <code>true</code>, indicating that 0N/A * the addition of the service was successful. 0N/A * If the given service has already been added, this method 0N/A * simply returns <code>false</code>. 0N/A * @param serviceClass the service to add 0N/A * @param serviceProvider the <code>BeanContextServiceProvider</code> 0N/A * associated with the service 0N/A * BeanContextServiceProviders wishing to remove 0N/A * a currently registered service from this context 0N/A * may do so via invocation of this method. Upon revocation of 0N/A * the service, the <code>BeanContextServices</code> fires a 0N/A * <code>BeanContextServiceRevokedEvent</code> to its 0N/A * list of currently registered 0N/A * <code>BeanContextServiceRevokedListeners</code> and 0N/A * <code>BeanContextServicesListeners</code>. 0N/A * @param serviceClass the service to revoke from this BeanContextServices 0N/A * @param serviceProvider the BeanContextServiceProvider associated with 0N/A * this particular service that is being revoked 0N/A * @param revokeCurrentServicesNow a value of <code>true</code> 0N/A * indicates an exceptional circumstance where the 0N/A * <code>BeanContextServiceProvider</code> or 0N/A * <code>BeanContextServices</code> wishes to immediately 0N/A * terminate service to all currently outstanding references 0N/A * to the specified service. 0N/A * Reports whether or not a given service is 0N/A * currently available from this context. 0N/A * @param serviceClass the service in question 0N/A * @return true if the service is available 0N/A * A <code>BeanContextChild</code>, or any arbitrary object 0N/A * associated with a <code>BeanContextChild</code>, may obtain 0N/A * a reference to a currently registered service from its 0N/A * nesting <code>BeanContextServices</code> 0N/A * via invocation of this method. When invoked, this method 0N/A * gets the service by calling the getService() method on the 0N/A * underlying <code>BeanContextServiceProvider</code>. 0N/A * @param child the <code>BeanContextChild</code> 0N/A * associated with this request 0N/A * @param requestor the object requesting the service 0N/A * @param serviceClass class of the requested service 0N/A * @param serviceSelector the service dependent parameter 0N/A * <code>BeanContextServiceRevokedListener</code> to notify 0N/A * if the service should later become revoked 0N/A * @throws TooManyListenersException 0N/A * @return a reference to this context's named 0N/A * Service as requested or <code>null</code> 0N/A * Releases a <code>BeanContextChild</code>'s 0N/A * (or any arbitrary object associated with a BeanContextChild) 0N/A * reference to the specified service by calling releaseService() 0N/A * on the underlying <code>BeanContextServiceProvider</code>. 0N/A * @param child the <code>BeanContextChild</code> 0N/A * @param requestor the requestor 0N/A * @param service the service 0N/A * Gets the currently available services for this context. 0N/A * @return an <code>Iterator</code> consisting of the 0N/A * currently available services 0N/A * Gets the list of service dependent service parameters 0N/A * (Service Selectors) for the specified service, by 0N/A * calling getCurrentServiceSelectors() on the 0N/A * underlying BeanContextServiceProvider. 0N/A * @param serviceClass the specified service 0N/A * @return the currently available service selectors 0N/A * for the named serviceClass 0N/A * Adds a <code>BeanContextServicesListener</code> to this BeanContext 0N/A * @param bcsl the <code>BeanContextServicesListener</code> to add 0N/A * Removes a <code>BeanContextServicesListener</code> 0N/A * from this <code>BeanContext</code> 0N/A * @param bcsl the <code>BeanContextServicesListener</code> 0N/A * to remove from this context