a3b61fd4c7
Co-authored-by: Daniel Fuchs <daniel.fuchs@oracle.com> Co-authored-by: Michael McMahon <michael.x.mcmahon@oracle.com> Co-authored-by: Pavel Rappo <pavel.rappo@oracle.com> Reviewed-by: chegar, dfuchs, michaelm, prappo
57 lines
2.2 KiB
Java
57 lines
2.2 KiB
Java
/*
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* Copyright (c) 2016, 2018, 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.
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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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import java.io.Closeable;
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import java.io.IOException;
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/**
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* Implemented by closeable objects which might be able to report
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* an error when closed due to exceptional conditions.
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*/
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public interface ExceptionallyCloseable extends Closeable {
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/**
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* Called when an instance of {@code ExceptionallyCloseable} is closed
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* due to some exceptional condition revealed by {@code cause}.
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*
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* @implSpec The default implementation of this method simply calls
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* {@link #close()}. Implementation of this interface are
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* suppose to override this method in order to ensure that
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* the cause is properly reported.
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*
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* @param cause The reason for which the object is closed.
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* @throws IOException if {@link #close()} fails.
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*/
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public default void closeExceptionally(Throwable cause) throws IOException {
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close();
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}
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public static void close(Throwable t, Closeable c) throws IOException {
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if (c instanceof ExceptionallyCloseable) {
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((ExceptionallyCloseable)c).closeExceptionally(t);
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} else {
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c.close();
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}
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}
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}
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