63 lines
2.2 KiB
Java
63 lines
2.2 KiB
Java
/*
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* Copyright (c) 1999, 2013, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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package javax.security.auth;
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/**
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* Objects such as credentials may optionally implement this
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* interface to provide the capability to refresh itself.
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* For example, a credential with a particular time-restricted lifespan
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* may implement this interface to allow callers to refresh the time period
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* for which it is valid.
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*
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* @see javax.security.auth.Subject
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*/
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public interface Refreshable {
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/**
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* Determine if this {@code Object} is current.
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*
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* <p>
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*
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* @return true if this {@code Object} is currently current,
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* false otherwise.
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*/
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boolean isCurrent();
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/**
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* Update or extend the validity period for this
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* {@code Object}.
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*
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* <p>
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*
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* @exception SecurityException if the caller does not have permission
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* to update or extend the validity period for this
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* {@code Object}. <p>
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*
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* @exception RefreshFailedException if the refresh attempt failed.
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*/
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void refresh() throws RefreshFailedException;
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}
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