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Posted to issues@commons.apache.org by "Mark (JIRA)" <ji...@apache.org> on 2016/03/10 16:51:40 UTC
[jira] [Created] (IO-500) IOUtils: plz include close* functions
from lucene util's IOUtils class
Mark created IO-500:
-----------------------
Summary: IOUtils: plz include close* functions from lucene util's IOUtils class
Key: IO-500
URL: https://issues.apache.org/jira/browse/IO-500
Project: Commons IO
Issue Type: Improvement
Components: Utilities
Reporter: Mark
Priority: Minor
/**
* Closes all given <tt>Closeable</tt>s. Some of the
* <tt>Closeable</tt>s may be null; they are
* ignored. After everything is closed, the method either
* throws the first exception it hit while closing, or
* completes normally if there were no exceptions.
*
* @param objects
* objects to call <tt>close()</tt> on
*/
public static void close(Closeable... objects) throws IOException {
close(Arrays.asList(objects));
}
/**
* Closes all given <tt>Closeable</tt>s.
* @see #close(Closeable...)
*/
public static void close(Iterable<? extends Closeable> objects) throws IOException {
Throwable th = null;
for (Closeable object : objects) {
try {
if (object != null) {
object.close();
}
} catch (Throwable t) {
addSuppressed(th, t);
if (th == null) {
th = t;
}
}
}
reThrow(th);
}
/**
* Closes all given <tt>Closeable</tt>s, suppressing all thrown exceptions.
* Some of the <tt>Closeable</tt>s may be null, they are ignored.
*
* @param objects
* objects to call <tt>close()</tt> on
*/
public static void closeWhileHandlingException(Closeable... objects) {
closeWhileHandlingException(Arrays.asList(objects));
}
/**
* Closes all given <tt>Closeable</tt>s, suppressing all thrown exceptions.
* @see #closeWhileHandlingException(Closeable...)
*/
public static void closeWhileHandlingException(Iterable<? extends Closeable> objects) {
for (Closeable object : objects) {
try {
if (object != null) {
object.close();
}
} catch (Throwable t) {
}
}
}
/** adds a Throwable to the list of suppressed Exceptions of the first Throwable
* @param exception this exception should get the suppressed one added
* @param suppressed the suppressed exception
*/
private static void addSuppressed(Throwable exception, Throwable suppressed) {
if (exception != null && suppressed != null) {
exception.addSuppressed(suppressed);
}
}
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