/*
* Copyright (c) 1996, 1998, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
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*/
package java.rmi.server;
/**
* An <code>RMIFailureHandler</code> can be registered via the
* <code>RMISocketFactory.setFailureHandler</code> call. The
* <code>failure</code> method of the handler is invoked when the RMI
* runtime is unable to create a <code>ServerSocket</code> to listen
* for incoming calls. The <code>failure</code> method returns a boolean
* indicating whether the runtime should attempt to re-create the
* <code>ServerSocket</code>.
*
* @author Ann Wollrath
* @since JDK1.1
*/
public interface RMIFailureHandler {
/**
* The <code>failure</code> callback is invoked when the RMI
* runtime is unable to create a <code>ServerSocket</code> via the
* <code>RMISocketFactory</code>. An <code>RMIFailureHandler</code>
* is registered via a call to
* <code>RMISocketFacotry.setFailureHandler</code>. If no failure
* handler is installed, the default behavior is to attempt to
* re-create the ServerSocket.
*
* @param ex the exception that occurred during <code>ServerSocket</code>
* creation
* @return if true, the RMI runtime attempts to retry
* <code>ServerSocket</code> creation
* @see java.rmi.server.RMISocketFactory#setFailureHandler(RMIFailureHandler)
* @since JDK1.1
*/
public boolean failure(Exception ex);
}