001 /* ServantActivatorOperations.java -- 002 Copyright (C) 2005 Free Software Foundation, Inc. 003 004 This file is part of GNU Classpath. 005 006 GNU Classpath is free software; you can redistribute it and/or modify 007 it under the terms of the GNU General Public License as published by 008 the Free Software Foundation; either version 2, or (at your option) 009 any later version. 010 011 GNU Classpath is distributed in the hope that it will be useful, but 012 WITHOUT ANY WARRANTY; without even the implied warranty of 013 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 014 General Public License for more details. 015 016 You should have received a copy of the GNU General Public License 017 along with GNU Classpath; see the file COPYING. If not, write to the 018 Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 019 02110-1301 USA. 020 021 Linking this library statically or dynamically with other modules is 022 making a combined work based on this library. Thus, the terms and 023 conditions of the GNU General Public License cover the whole 024 combination. 025 026 As a special exception, the copyright holders of this library give you 027 permission to link this library with independent modules to produce an 028 executable, regardless of the license terms of these independent 029 modules, and to copy and distribute the resulting executable under 030 terms of your choice, provided that you also meet, for each linked 031 independent module, the terms and conditions of the license of that 032 module. An independent module is a module which is not derived from 033 or based on this library. If you modify this library, you may extend 034 this exception to your version of the library, but you are not 035 obligated to do so. If you do not wish to do so, delete this 036 exception statement from your version. */ 037 038 039 package org.omg.PortableServer; 040 041 042 /** 043 * Defines the operations, applicable to the {@link ServantActivator}. 044 * 045 * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org) 046 */ 047 public interface ServantActivatorOperations 048 extends ServantManagerOperations 049 { 050 /** 051 * This method is invoked whenever a servant for an object is deactivated, 052 * assuming the POA has the USE_SERVANT_MANAGER and RETAIN policies. 053 * 054 * @param Object_Id the Id of the object being deactivated. 055 * 056 * @param poa the POA in those scope the object was active. 057 * 058 * @param servant the servant, serving the object being deactivated. 059 * 060 * @param cleanup_in_progress if true, this method was called from due 061 * deactivation or destruction operation. False indicates that the method 062 * was called due other reasons. 063 * 064 * @param remaining_activations if true, at the invocation moment the 065 * passed servant is also associated with other objects in the active 066 * object map of the given POA. 067 */ 068 void etherealize(byte[] Object_Id, POA poa, Servant servant, 069 boolean cleanup_in_progress, boolean remaining_activations 070 ); 071 072 /** 073 * This method is invoked whenever the POA receives a request for an 074 * object that is not currently active, assuming the POA has the 075 * USE_SERVANT_MANAGER and RETAIN policies. The user-supplied servant 076 * manager is responsible for locating or creating an appropriate servant 077 * that corresponds to the ObjectId value. The subsequent requests with 078 * the same ObjectId value will be delivered directly to that servant 079 * without invoking the servant manager. 080 * 081 * @param Object_Id the ObjectId value associated with the incoming request. 082 * @param poa the POA in which the object is being activated. 083 * 084 * @return a servant that will be used to process the incoming request. 085 * 086 * @throws ForwardRequest if the activator decides to forward the request 087 * to another object. The exception contains the object that should 088 * handle this request. This object is usually remote, but can also 089 * be local. The throws exception will forward all subsequent requests 090 * till the new activation. 091 */ 092 Servant incarnate(byte[] Object_Id, POA poa) 093 throws ForwardRequest; 094 }