/*
* Copyright 1998-2014 University Corporation for Atmospheric Research/Unidata
*
* Portions of this software were developed by the Unidata Program at the
* University Corporation for Atmospheric Research.
*
* Access and use of this software shall impose the following obligations
* and understandings on the user. The user is granted the right, without
* any fee or cost, to use, copy, modify, alter, enhance and distribute
* this software, and any derivative works thereof, and its supporting
* documentation for any purpose whatsoever, provided that this entire
* notice appears in all copies of the software, derivative works and
* supporting documentation. Further, UCAR requests that the user credit
* UCAR/Unidata in any publications that result from the use of this
* software or in any product that includes this software. The names UCAR
* and/or Unidata, however, may not be used in any advertising or publicity
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*
* THIS SOFTWARE IS PROVIDED BY UCAR/UNIDATA "AS IS" AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL UCAR/UNIDATA BE LIABLE FOR ANY SPECIAL,
* INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING
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* NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
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*/
package ucar.nc2.iosp.grib;
import org.junit.Test;
import ucar.unidata.util.test.TestDir;
import java.io.File;
import java.io.IOException;
import java.io.RandomAccessFile;
/**
* Keep opening files until we get an error
*
* @author caron
* @since 11/4/2014
*/
public class TestFileOpenAndClose {
//@Test
public void testNFilesOpen() throws IOException {
File topDir = new File(TestDir.cdmUnitTestDir + "gribCollections/rdavm/ds083.2");
openAll(topDir);
}
//@Test
public void testNFilesOpenAndClose() throws IOException {
File topDir = new File(TestDir.cdmUnitTestDir + "gribCollections/rdavm/ds083.2");
openAndClose(topDir);
}
int count = 0;
void openAll(File dir) throws IOException {
File[] files = dir.listFiles();
if (files == null) return;
System.out.printf("%n%s%n", dir.getPath());
for (File f :files) {
if (f.isDirectory()) openAll(f);
else try {
RandomAccessFile raf = new RandomAccessFile(f.getPath(), "r");
count++;
} catch (IOException ioe) {
System.out.printf("%s count = %d%n", ioe.getMessage(), count);
throw ioe;
}
}
}
void openAndClose(File dir) throws IOException {
File[] files = dir.listFiles();
if (files == null) return;
System.out.printf("%n%s%n", dir.getPath());
for (File f :files) {
if (f.isDirectory()) {
openAndClose(f);
} else {
try (RandomAccessFile raf = new RandomAccessFile(f.getPath(), "r")) {
count++;
System.out.printf("%d ", count);
/* if (count % 10000 == 0) {
Thread.currentThread();
Thread.sleep(3000);
System.out.printf("sleep%n");
} */
} catch (IOException ioe) {
System.out.printf("%n%s count = %d%n", ioe.getMessage(), count);
throw ioe;
} /* catch (InterruptedException e) {
e.printStackTrace();
} */
}
}
}
}