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add closeQuietly() method

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git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1142781 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Sergey Vladimirov 2011-07-04 19:50:01 +00:00
parent ffee3c2c50
commit 326db9a72e
1 changed files with 25 additions and 0 deletions
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25
src/java/org/apache/poi/util/IOUtils.java
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@ -18,6 +18,7 @@
package org.apache.poi.util; package org.apache.poi.util;
import java.io.ByteArrayOutputStream; import java.io.ByteArrayOutputStream;
import java.io.Closeable;
import java.io.IOException; import java.io.IOException;
import java.io.InputStream; import java.io.InputStream;
import java.io.OutputStream; import java.io.OutputStream;
@ -27,6 +28,10 @@ import java.util.zip.CRC32;
import java.util.zip.Checksum; import java.util.zip.Checksum;
public final class IOUtils { public final class IOUtils {
private static final POILogger logger = POILogFactory
.getLogger( IOUtils.class );
private IOUtils() { private IOUtils() {
// no instances of this class // no instances of this class
} }
@ -137,4 +142,24 @@ public final class IOUtils {
sum.update(data, 0, data.length); sum.update(data, 0, data.length);
return sum.getValue(); return sum.getValue();
} }
/**
* Quietly (no exceptions) close Closable resource. In case of error it will
* be printed to {@link IOUtils} class logger.
*
* @param closeable
* resource to close
*/
public static void closeQuietly( final Closeable closeable )
{
try
{
closeable.close();
}
catch ( Exception exc )
{
logger.log( POILogger.ERROR, "Unable to close resource: " + exc,
exc );
}
}
} }