1 package nom.tam.util;
2
3 /*
4 * #%L
5 * nom.tam FITS library
6 * %%
7 * Copyright (C) 1996 - 2024 nom-tam-fits
8 * %%
9 * This is free and unencumbered software released into the public domain.
10 *
11 * Anyone is free to copy, modify, publish, use, compile, sell, or
12 * distribute this software, either in source code form or as a compiled
13 * binary, for any purpose, commercial or non-commercial, and by any
14 * means.
15 *
16 * In jurisdictions that recognize copyright laws, the author or authors
17 * of this software dedicate any and all copyright interest in the
18 * software to the public domain. We make this dedication for the benefit
19 * of the public at large and to the detriment of our heirs and
20 * successors. We intend this dedication to be an overt act of
21 * relinquishment in perpetuity of all present and future rights to this
22 * software under copyright law.
23 *
24 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
25 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
26 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
27 * IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
28 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
29 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
30 * OTHER DEALINGS IN THE SOFTWARE.
31 * #L%
32 */
33
34 import java.io.Closeable;
35 import java.io.IOException;
36 import java.util.logging.Level;
37 import java.util.logging.Logger;
38
39 /**
40 * @deprecated Use <b>try-with-resources</b> constructs of Java 8+ instead.
41 */
42 public final class SafeClose {
43
44 private static final Logger LOG = LoggerHelper.getLogger(SafeClose.class);
45
46 private SafeClose() {
47 // Not needed
48 }
49
50 /**
51 * Attmpts to an IO resources catching any {@link IOException} that might
52 * result. If the resource cannot be closed, the class will log the
53 * exception, but return normally.
54 *
55 * @param io
56 * The IO resource to close.
57 */
58 public static void close(Closeable io) {
59 if (io != null) {
60 try {
61 io.close();
62 } catch (IOException e) {
63 LOG.log(Level.WARNING, "could not close stream: " + e.getMessage(), e);
64 }
65 }
66 }
67 }