From 05d27f51fb18105671aafb9b871bd0ae2356c9e1 Mon Sep 17 00:00:00 2001
From: brinn <brinn>
Date: Tue, 13 Mar 2012 17:56:56 +0000
Subject: [PATCH] Improve logging of eager shuffling (including some timing
information so the performance can be assessed).
SVN: 24707
---
.../shared/utils/SegmentedStoreUtils.java | 22 +++++--
.../SegmentedStoreShufflingTaskTest.java | 59 +++++++++++++------
.../plugins/SimpleShufflingTest.java | 5 ++
.../EagerShufflingTaskTest.java | 5 ++
.../PostRegistrationMaintenanceTaskTest.java | 4 --
.../plugins/standard/RsyncArchiverTest.java | 24 ++++----
.../shared/utils/SegmentedStoreUtilsTest.java | 58 ++++++++++--------
7 files changed, 116 insertions(+), 61 deletions(-)
diff --git a/datastore_server/source/java/ch/systemsx/cisd/openbis/dss/generic/shared/utils/SegmentedStoreUtils.java b/datastore_server/source/java/ch/systemsx/cisd/openbis/dss/generic/shared/utils/SegmentedStoreUtils.java
index 231a3c0578c..a29a0e50a0d 100644
--- a/datastore_server/source/java/ch/systemsx/cisd/openbis/dss/generic/shared/utils/SegmentedStoreUtils.java
+++ b/datastore_server/source/java/ch/systemsx/cisd/openbis/dss/generic/shared/utils/SegmentedStoreUtils.java
@@ -176,6 +176,7 @@ public class SegmentedStoreUtils
Set<String> incomingShares, IFreeSpaceProvider freeSpaceProvider,
IEncapsulatedOpenBISService service, ISimpleLogger log)
{
+ final long start = System.currentTimeMillis();
List<Share> shares =
getDataSetsPerShare(storeRoot, dataStoreCode, freeSpaceProvider, service, log,
SystemTimeProvider.SYSTEM_TIME_PROVIDER);
@@ -183,6 +184,9 @@ public class SegmentedStoreUtils
{
share.setIncoming(incomingShares.contains(share.getShareId()));
}
+ log.log(LogLevel.INFO,
+ String.format("Obtained the list of all datasets in all shares in %.2f s.",
+ (System.currentTimeMillis() - start) / 1000.0));
return shares;
}
@@ -282,7 +286,7 @@ public class SegmentedStoreUtils
}
File dataSetDirInNewShare = new File(share, relativePath);
dataSetDirInNewShare.mkdirs();
- copyToShare(dataSetDirInStore, dataSetDirInNewShare);
+ copyToShare(dataSetDirInStore, dataSetDirInNewShare, logger);
long size = assertEqualSizeAndChildren(dataSetDirInStore, dataSetDirInNewShare);
String shareId = share.getName();
service.updateShareIdAndSize(dataSetCode, shareId, size);
@@ -345,10 +349,16 @@ public class SegmentedStoreUtils
deleteDataSet(dataSetCode, new File(shareFolder, location), shareIdManager, logger);
}
- private static void copyToShare(File file, File share)
+ private static void copyToShare(File file, File share, ISimpleLogger logger)
{
- RsyncCopier copier = new RsyncCopier(OSUtilities.findExecutable(RSYNC_EXEC));
+ final long start = System.currentTimeMillis();
+ logger.log(LogLevel.INFO, String.format("Start moving directory '%s' to new share '%s'",
+ file.getPath(), share.getPath()));
+ final RsyncCopier copier = new RsyncCopier(OSUtilities.findExecutable(RSYNC_EXEC));
copier.copyContent(file, share);
+ logger.log(LogLevel.INFO, String.format(
+ "Finished moving directory '%s' to new share '%s' in %.2f s", file.getPath(),
+ share.getPath(), (System.currentTimeMillis() - start) / 1000.0));
}
private static long assertEqualSizeAndChildren(File source, File destination)
@@ -402,12 +412,12 @@ public class SegmentedStoreUtils
{
throw new EnvironmentFailureException("Destination file '"
+ destination.getAbsolutePath() + "' has checksum " + destinationChecksum
- + " but source file '" + source.getAbsolutePath() + "' has checksum " + sourceChecksum
- + ".");
+ + " but source file '" + source.getAbsolutePath() + "' has checksum "
+ + sourceChecksum + ".");
}
return sourceSize;
}
-
+
private static long calculateCRC(File file)
{
try
diff --git a/datastore_server/sourceTest/java/ch/systemsx/cisd/etlserver/plugins/SegmentedStoreShufflingTaskTest.java b/datastore_server/sourceTest/java/ch/systemsx/cisd/etlserver/plugins/SegmentedStoreShufflingTaskTest.java
index 0675f573083..7eb335f827b 100644
--- a/datastore_server/sourceTest/java/ch/systemsx/cisd/etlserver/plugins/SegmentedStoreShufflingTaskTest.java
+++ b/datastore_server/sourceTest/java/ch/systemsx/cisd/etlserver/plugins/SegmentedStoreShufflingTaskTest.java
@@ -28,6 +28,7 @@ import java.util.List;
import java.util.Properties;
import org.apache.log4j.Level;
+import org.hamcrest.Matchers;
import org.jmock.Expectations;
import org.jmock.Mockery;
import org.jmock.Sequence;
@@ -50,35 +51,41 @@ import ch.systemsx.cisd.openbis.dss.generic.shared.utils.ShareFactory;
import ch.systemsx.cisd.openbis.generic.shared.dto.SimpleDataSetInformationDTO;
/**
- *
- *
* @author Franz-Josef Elmer
*/
-@Friend(toClasses={ShareFactory.class, SegmentedStoreShufflingTask.class})
+@Friend(toClasses =
+ { ShareFactory.class, SegmentedStoreShufflingTask.class })
public class SegmentedStoreShufflingTaskTest extends AbstractFileSystemTestCase
{
private static final String DATA_STORE_CODE = "DATA-STORE-1";
private static void prepareAsWithdrawShare(File share)
{
- FileUtilities.writeToFile(new File(share, SHARE_PROPS_FILE), WITHDRAW_SHARE_PROP + " = true");
+ FileUtilities.writeToFile(new File(share, SHARE_PROPS_FILE), WITHDRAW_SHARE_PROP
+ + " = true");
}
-
+
public static final class MockShuffling implements ISegmentedStoreShuffling
{
private final Properties properties;
+
private boolean initialized;
+
private List<Share> sourceShares;
+
private List<Share> targetShares;
+
private IEncapsulatedOpenBISService service;
+
private IDataSetMover dataSetMover;
+
private ISimpleLogger logger;
-
+
public MockShuffling(Properties properties)
{
this.properties = properties;
}
-
+
public void init(ISimpleLogger l)
{
initialized = true;
@@ -95,14 +102,21 @@ public class SegmentedStoreShufflingTaskTest extends AbstractFileSystemTestCase
logger = simpleLogger;
}
}
-
+
private BufferedAppender logRecorder;
+
private Mockery context;
+
private IEncapsulatedOpenBISService service;
+
private IFreeSpaceProvider spaceProvider;
+
private IDataSetMover dataSetMover;
+
private ISimpleLogger logger;
+
private SegmentedStoreShufflingTask balancerTask;
+
private File storeRoot;
@BeforeMethod
@@ -121,7 +135,7 @@ public class SegmentedStoreShufflingTaskTest extends AbstractFileSystemTestCase
storeRoot = new File(workingDirectory, "store");
storeRoot.mkdirs();
}
-
+
@AfterMethod
public void afterMethod()
{
@@ -170,7 +184,7 @@ public class SegmentedStoreShufflingTaskTest extends AbstractFileSystemTestCase
ds3.setDataStoreCode("other data store");
will(returnValue(Arrays.asList(ds1, ds2, ds3)));
inSequence(sequence1);
-
+
SimpleDataSetInformationDTO ds1b = new SimpleDataSetInformationDTO();
ds1b.setDataStoreCode(DATA_STORE_CODE);
ds1b.setDataSetCode("ds1");
@@ -180,15 +194,20 @@ public class SegmentedStoreShufflingTaskTest extends AbstractFileSystemTestCase
one(service).listDataSets();
will(returnValue(Arrays.asList(ds1b, ds2)));
inSequence(sequence1);
-
+
one(logger).log(with(LogLevel.WARN), with(logMessageRecordingMatcher));
+ allowing(logger).log(
+ with(LogLevel.INFO),
+ with(Matchers.startsWith("Obtained the list of all "
+ + "datasets in all shares")));
}
});
logRecorder.resetLogContent();
-
+
balancerTask.execute();
-
- MockShuffling balancer = (SegmentedStoreShufflingTaskTest.MockShuffling) balancerTask.shuffling;
+
+ MockShuffling balancer =
+ (SegmentedStoreShufflingTaskTest.MockShuffling) balancerTask.shuffling;
assertEquals("{class=" + balancer.getClass().getName() + "}",
balancer.properties.toString());
assertEquals("1", balancer.sourceShares.get(0).getShareId());
@@ -208,8 +227,8 @@ public class SegmentedStoreShufflingTaskTest extends AbstractFileSystemTestCase
+ "INFO NOTIFY.SegmentedStoreShufflingTask - "
+ "The following shares were emptied by shuffling: [1]",
logRecorder.getLogContent());
- assertEquals("Data set ds1 no longer exists in share 2.",
- logMessageRecordingMatcher.recordedObject().toString());
+ assertEquals("Data set ds1 no longer exists in share 2.", logMessageRecordingMatcher
+ .recordedObject().toString());
context.assertIsSatisfied();
}
@@ -225,13 +244,17 @@ public class SegmentedStoreShufflingTaskTest extends AbstractFileSystemTestCase
{
exactly(2).of(service).listDataSets();
will(returnValue(Arrays.asList()));
-
+
one(logger).log(LogLevel.INFO, "Data Store Shares:");
+ allowing(logger).log(
+ with(LogLevel.INFO),
+ with(Matchers.startsWith("Obtained the list of all "
+ + "datasets in all shares")));
}
});
balancerTask.execute();
-
+
context.assertIsSatisfied();
}
}
diff --git a/datastore_server/sourceTest/java/ch/systemsx/cisd/etlserver/plugins/SimpleShufflingTest.java b/datastore_server/sourceTest/java/ch/systemsx/cisd/etlserver/plugins/SimpleShufflingTest.java
index 7ef3bd2d3d4..688a0a43130 100644
--- a/datastore_server/sourceTest/java/ch/systemsx/cisd/etlserver/plugins/SimpleShufflingTest.java
+++ b/datastore_server/sourceTest/java/ch/systemsx/cisd/etlserver/plugins/SimpleShufflingTest.java
@@ -31,6 +31,7 @@ import java.util.Map.Entry;
import java.util.Properties;
import java.util.Set;
+import org.hamcrest.Matchers;
import org.jmock.Expectations;
import org.jmock.Mockery;
import org.testng.annotations.AfterMethod;
@@ -251,6 +252,10 @@ public class SimpleShufflingTest extends AbstractFileSystemTestCase
"Data set ds2 successfully moved from share 1 to 4.");
one(logger).log(LogLevel.WARN, "No share found for shuffling data set ds4.");
+ allowing(logger).log(
+ with(LogLevel.INFO),
+ with(Matchers.startsWith("Obtained the list of all "
+ + "datasets in all shares")));
}
});
diff --git a/datastore_server/sourceTest/java/ch/systemsx/cisd/etlserver/postregistration/EagerShufflingTaskTest.java b/datastore_server/sourceTest/java/ch/systemsx/cisd/etlserver/postregistration/EagerShufflingTaskTest.java
index 2da9e8de8c1..e16bc37be39 100644
--- a/datastore_server/sourceTest/java/ch/systemsx/cisd/etlserver/postregistration/EagerShufflingTaskTest.java
+++ b/datastore_server/sourceTest/java/ch/systemsx/cisd/etlserver/postregistration/EagerShufflingTaskTest.java
@@ -26,6 +26,7 @@ import java.util.Properties;
import org.apache.commons.io.FileUtils;
import org.apache.log4j.Level;
+import org.hamcrest.Matchers;
import org.jmock.Expectations;
import org.jmock.Mockery;
import org.testng.annotations.AfterMethod;
@@ -287,6 +288,10 @@ public class EagerShufflingTaskTest extends AbstractFileSystemTestCase
{
one(service).listDataSets();
will(returnValue(Arrays.asList(dataSet("1", DATA_SET_CODE1))));
+ one(logger).log(
+ with(LogLevel.INFO),
+ with(Matchers.startsWith("Obtained the list of all "
+ + "datasets in all shares")));
}
});
}
diff --git a/datastore_server/sourceTest/java/ch/systemsx/cisd/etlserver/postregistration/PostRegistrationMaintenanceTaskTest.java b/datastore_server/sourceTest/java/ch/systemsx/cisd/etlserver/postregistration/PostRegistrationMaintenanceTaskTest.java
index 613f614a420..d90bc1f9046 100644
--- a/datastore_server/sourceTest/java/ch/systemsx/cisd/etlserver/postregistration/PostRegistrationMaintenanceTaskTest.java
+++ b/datastore_server/sourceTest/java/ch/systemsx/cisd/etlserver/postregistration/PostRegistrationMaintenanceTaskTest.java
@@ -50,10 +50,8 @@ import ch.systemsx.cisd.common.filesystem.FileUtilities;
import ch.systemsx.cisd.common.logging.BufferedAppender;
import ch.systemsx.cisd.common.logging.ISimpleLogger;
import ch.systemsx.cisd.common.test.AssertionUtil;
-import ch.systemsx.cisd.common.test.RecordingMatcher;
import ch.systemsx.cisd.openbis.dss.generic.shared.IEncapsulatedOpenBISService;
import ch.systemsx.cisd.openbis.dss.generic.shared.ServiceProviderTestWrapper;
-import ch.systemsx.cisd.openbis.generic.shared.basic.dto.TrackingDataSetCriteria;
import ch.systemsx.cisd.openbis.generic.shared.basic.dto.builders.DataSetBuilder;
/**
@@ -259,8 +257,6 @@ public class PostRegistrationMaintenanceTaskTest extends AbstractFileSystemTestC
{
Properties properties = createDefaultProperties();
- final Sequence sequence = context.sequence("tasks");
-
// when there is lastSeenDataSetFile it means, that the marking of the dataset has not
// succeeded.
// Before proceeding, the dataset which code is in this file will have to marked as
diff --git a/datastore_server/sourceTest/java/ch/systemsx/cisd/openbis/dss/generic/server/plugins/standard/RsyncArchiverTest.java b/datastore_server/sourceTest/java/ch/systemsx/cisd/openbis/dss/generic/server/plugins/standard/RsyncArchiverTest.java
index 97828d6a81f..c9de75fc10b 100644
--- a/datastore_server/sourceTest/java/ch/systemsx/cisd/openbis/dss/generic/server/plugins/standard/RsyncArchiverTest.java
+++ b/datastore_server/sourceTest/java/ch/systemsx/cisd/openbis/dss/generic/server/plugins/standard/RsyncArchiverTest.java
@@ -342,9 +342,13 @@ public class RsyncArchiverTest extends AbstractFileSystemTestCase
ProcessingStatus status = archiver.unarchive(Arrays.asList(ds1), archiverTaskContext);
- assertEquals("INFO OPERATION.AbstractDatastorePlugin - "
- + "Unarchiving of the following datasets has been requested: [Dataset 'ds1']",
- logRecorder.getLogContent());
+ assertTrue(
+ logRecorder.getLogContent(),
+ logRecorder
+ .getLogContent()
+ .startsWith(
+ "INFO OPERATION.AbstractDatastorePlugin - "
+ + "Unarchiving of the following datasets has been requested: [Dataset 'ds1']"));
assertEquals("[]", status.getErrorStatuses().toString());
assertEquals("{class=" + ShareFinder.class.getName() + "\np1=property 1}",
ShareFinder.properties.toString());
@@ -454,20 +458,20 @@ public class RsyncArchiverTest extends AbstractFileSystemTestCase
archiver = new RsyncArchiver(properties, store, fileOperationsManager);
archiver.deleteFromArchive(Arrays.asList(datasetLocation));
}
-
+
@Test
public void testDeleteFromArchiveOnlyMarkAsDeleted()
{
final DatasetLocation datasetLocation = new DatasetLocation();
datasetLocation.setDataSetLocation("my-location");
context.checking(new Expectations()
- {
{
- one(fileOperationsManager).markAsDeleted(datasetLocation);
- will(returnValue(Status.OK));
- }
- });
-
+ {
+ one(fileOperationsManager).markAsDeleted(datasetLocation);
+ will(returnValue(Status.OK));
+ }
+ });
+
archiver = new RsyncArchiver(properties, store, fileOperationsManager);
archiver.deleteFromArchive(Arrays.asList(datasetLocation));
}
diff --git a/datastore_server/sourceTest/java/ch/systemsx/cisd/openbis/dss/generic/shared/utils/SegmentedStoreUtilsTest.java b/datastore_server/sourceTest/java/ch/systemsx/cisd/openbis/dss/generic/shared/utils/SegmentedStoreUtilsTest.java
index 2983269bbeb..d34705faf73 100644
--- a/datastore_server/sourceTest/java/ch/systemsx/cisd/openbis/dss/generic/shared/utils/SegmentedStoreUtilsTest.java
+++ b/datastore_server/sourceTest/java/ch/systemsx/cisd/openbis/dss/generic/shared/utils/SegmentedStoreUtilsTest.java
@@ -44,24 +44,27 @@ import ch.systemsx.cisd.openbis.generic.shared.basic.dto.DataSet;
import ch.systemsx.cisd.openbis.generic.shared.dto.SimpleDataSetInformationDTO;
/**
- *
- *
* @author Franz-Josef Elmer
*/
-@Friend(toClasses=SegmentedStoreUtils.class)
+@Friend(toClasses = SegmentedStoreUtils.class)
public class SegmentedStoreUtilsTest extends AbstractFileSystemTestCase
{
private static final String DATA_STORE_CODE = "ds-code";
-
+
private Mockery context;
+
private IEncapsulatedOpenBISService service;
+
private IShareIdManager shareIdManager;
+
private MockLogger log;
+
private IFreeSpaceProvider freeSpaceProvider;
+
private ITimeProvider timeProvider;
private File store;
-
+
@BeforeMethod
public void beforeMethod()
{
@@ -96,7 +99,7 @@ public class SegmentedStoreUtilsTest extends AbstractFileSystemTestCase
throw new Error(method.getName() + "() : ", t);
}
}
-
+
@Test
public void testGetDataSetsPerShare()
{
@@ -130,9 +133,9 @@ public class SegmentedStoreUtilsTest extends AbstractFileSystemTestCase
{
one(service).listDataSets();
will(returnValue(Arrays.asList(ds1, ds2, ds3, ds4, ds5)));
-
+
one(service).updateShareIdAndSize("ds-1", "1", 10L);
-
+
try
{
one(freeSpaceProvider).freeSpaceKb(with(fileMatcher));
@@ -143,13 +146,13 @@ public class SegmentedStoreUtilsTest extends AbstractFileSystemTestCase
}
}
});
-
+
List<Share> shares =
SegmentedStoreUtils.getDataSetsPerShare(store, DATA_STORE_CODE, freeSpaceProvider,
service, log, timeProvider);
Share share1 = shares.get(0);
long freeSpace = share1.calculateFreeSpace();
-
+
assertEquals("WARN: Speed file " + speedFile2 + " doesn't contain a number: not a number\n"
+ "INFO: Calculating size of " + ds1File + "\n" + "INFO: " + ds1File
+ " contains 10 bytes (calculated in 0 msec)\n"
@@ -168,7 +171,8 @@ public class SegmentedStoreUtilsTest extends AbstractFileSystemTestCase
assertEquals(new File(store, "2").toString(), shares.get(1).getShare().toString());
assertEquals("2", shares.get(1).getShareId());
assertSame(ds3, shares.get(1).getDataSetsOrderedBySize().get(0));
- assertEquals(123456789L, shares.get(1).getDataSetsOrderedBySize().get(0).getDataSetSize().longValue());
+ assertEquals(123456789L, shares.get(1).getDataSetsOrderedBySize().get(0).getDataSetSize()
+ .longValue());
assertEquals(1, shares.get(1).getDataSetsOrderedBySize().size());
assertEquals(Math.abs(Constants.DEFAULT_SPEED_HINT), shares.get(1).getSpeed());
assertEquals(123456789L, shares.get(1).getTotalSizeOfDataSets());
@@ -198,7 +202,7 @@ public class SegmentedStoreUtilsTest extends AbstractFileSystemTestCase
{
one(service).tryGetDataSet("ds-1");
will(returnValue(new DataSet()));
-
+
one(service).updateShareIdAndSize("ds-1", "2", 11L);
one(shareIdManager).setShareId("ds-1", "2");
one(shareIdManager).await("ds-1");
@@ -206,10 +210,18 @@ public class SegmentedStoreUtilsTest extends AbstractFileSystemTestCase
});
assertEquals(true, dataSetDirInStore.exists());
assertFileNames(share2uuid01, "22");
-
+
SegmentedStoreUtils.moveDataSetToAnotherShare(dataSetDirInStore, share2, service,
shareIdManager, log);
+ log.assertNextLogMessage("Start moving directory 'targets/unit-test-wd/ch.systemsx.cisd."
+ + "openbis.dss.generic.shared.utils.SegmentedStoreUtilsTest/store/1/uuid/01/02/03/ds-1' "
+ + "to new share 'targets/unit-test-wd/ch.systemsx.cisd.openbis.dss.generic.shared.utils."
+ + "SegmentedStoreUtilsTest/store/2/uuid/01/02/03/ds-1'");
+ log.assertNextLogMessageContains("Finished moving directory 'targets/unit-test-wd/ch.systemsx.cisd."
+ + "openbis.dss.generic.shared.utils.SegmentedStoreUtilsTest/store/1/uuid/01/02/03/ds-1'"
+ + " to new share 'targets/unit-test-wd/ch.systemsx.cisd.openbis.dss.generic.shared.utils."
+ + "SegmentedStoreUtilsTest/store/2/uuid/01/02/03/ds-1'");
log.assertNextLogMessage("Await for data set ds-1 to be unlocked.");
log.assertNextLogMessage("Start deleting data set ds-1 at " + share1
+ "/uuid/01/02/03/ds-1");
@@ -221,7 +233,7 @@ public class SegmentedStoreUtilsTest extends AbstractFileSystemTestCase
FileUtilities.loadToString(new File(share2uuid01, "02/03/ds-1/original/hello.txt")));
log.assertNoMoreLogMessages();
}
-
+
@Test
public void testCleanupOld()
{
@@ -233,13 +245,13 @@ public class SegmentedStoreUtilsTest extends AbstractFileSystemTestCase
{
one(shareIdManager).getShareId("ds-1");
will(returnValue("2"));
-
+
one(shareIdManager).await("ds-1");
}
});
-
+
SegmentedStoreUtils.cleanUp(dataSet, store, "2", shareIdManager, log);
-
+
assertEquals(false, ds1In1.exists());
assertEquals(true, ds1In2.exists());
log.assertNextLogMessage("Await for data set ds-1 to be unlocked.");
@@ -272,7 +284,7 @@ public class SegmentedStoreUtilsTest extends AbstractFileSystemTestCase
log.assertNextLogMessage("Deletion of data set ds-1 at " + ds1In2 + " failed.");
log.assertNoMoreLogMessages();
}
-
+
@Test
public void testFindIncomingShare()
{
@@ -281,9 +293,9 @@ public class SegmentedStoreUtilsTest extends AbstractFileSystemTestCase
File share1 = new File(store, "1");
share1.mkdirs();
FileUtilities.writeToFile(new File(share1, "share.properties"), "withdraw-share = true");
-
+
String share = SegmentedStoreUtils.findIncomingShare(incomingFolder, store, log);
-
+
assertEquals("1", share);
assertEquals(
"WARN: Incoming folder [targets/unit-test-wd/"
@@ -291,7 +303,7 @@ public class SegmentedStoreUtilsTest extends AbstractFileSystemTestCase
+ "/incoming] can not be assigned to share 1 because its property "
+ "withdraw-share is set to true.\n", log.toString());
}
-
+
private File dataSetFile(String shareId, boolean empty)
{
File share = new File(store, shareId);
@@ -304,7 +316,7 @@ public class SegmentedStoreUtilsTest extends AbstractFileSystemTestCase
FileUtilities.writeToFile(new File(dataSetFile, "read.me"), "do nothing");
return dataSetFile;
}
-
+
private void assertFileNames(File file, String... names)
{
File[] files = file.listFiles();
@@ -316,7 +328,7 @@ public class SegmentedStoreUtilsTest extends AbstractFileSystemTestCase
}
assertEquals(Arrays.asList(names).toString(), actualNames.toString());
}
-
+
private SimpleDataSetInformationDTO dataSet(File dataSetFile, String dataStoreCode, Long size)
{
SimpleDataSetInformationDTO dataSet = new SimpleDataSetInformationDTO();
--
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