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-rw-r--r--dozentenmodul/src/main/java/org/openslx/dozmod/filetransfer/AsyncHashGenerator.java81
-rw-r--r--dozentenmodul/src/main/java/org/openslx/dozmod/filetransfer/DownloadTask.java9
-rw-r--r--dozentenmodul/src/main/java/org/openslx/dozmod/filetransfer/TransferTask.java14
-rw-r--r--dozentenmodul/src/main/java/org/openslx/dozmod/filetransfer/UploadTask.java8
-rw-r--r--dozentenmodul/src/main/java/org/openslx/dozmod/gui/MainWindow.java29
-rw-r--r--dozentenmodul/src/main/java/org/openslx/dozmod/gui/activity/DownloadPanel.java5
-rw-r--r--dozentenmodul/src/main/java/org/openslx/dozmod/gui/activity/PassiveUploadPanel.java5
-rw-r--r--dozentenmodul/src/main/java/org/openslx/dozmod/gui/activity/TransferPanel.java7
-rw-r--r--dozentenmodul/src/main/java/org/openslx/dozmod/gui/activity/UploadPanel.java22
-rw-r--r--dozentenmodul/src/main/java/org/openslx/dozmod/gui/wizard/ImageCreationWizard.java27
-rw-r--r--dozentenmodul/src/main/java/org/openslx/dozmod/gui/wizard/ImageUpdateWizard.java5
-rw-r--r--dozentenmodul/src/main/java/org/openslx/dozmod/thrift/ThriftActions.java2
-rw-r--r--dozentenmodul/src/main/java/org/openslx/dozmod/thrift/UploadInitiator.java2
13 files changed, 159 insertions, 57 deletions
diff --git a/dozentenmodul/src/main/java/org/openslx/dozmod/filetransfer/AsyncHashGenerator.java b/dozentenmodul/src/main/java/org/openslx/dozmod/filetransfer/AsyncHashGenerator.java
index cf593200..8ef12e12 100644
--- a/dozentenmodul/src/main/java/org/openslx/dozmod/filetransfer/AsyncHashGenerator.java
+++ b/dozentenmodul/src/main/java/org/openslx/dozmod/filetransfer/AsyncHashGenerator.java
@@ -13,6 +13,7 @@ import java.util.concurrent.LinkedBlockingQueue;
import java.util.concurrent.RejectedExecutionException;
import java.util.concurrent.ThreadPoolExecutor;
import java.util.concurrent.TimeUnit;
+import java.util.concurrent.atomic.AtomicInteger;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
@@ -29,8 +30,9 @@ public class AsyncHashGenerator extends Thread {
private static final Logger LOGGER = LogManager.getLogger(AsyncHashGenerator.class);
private static final ThreadPoolExecutor HASH_WORK_POOL = new GrowingThreadPoolExecutor(1,
- Math.max(1, Runtime.getRuntime().availableProcessors() - 1),
- 10, TimeUnit.SECONDS, new LinkedBlockingQueue<Runnable>(2),
+ Math.max(1, (int)Math.min(Runtime.getRuntime().availableProcessors() - 1,
+ Runtime.getRuntime().maxMemory() / (FileChunk.CHUNK_SIZE * 3))),
+ 10, TimeUnit.SECONDS, new LinkedBlockingQueue<Runnable>(1),
new PrioThreadFactory("HashGen"), new ThreadPoolExecutor.CallerRunsPolicy());
private static final ThreadLocal<MessageDigest> SHA1_DIGESTER = new ThreadLocal<MessageDigest>() {
@@ -52,9 +54,13 @@ public class AsyncHashGenerator extends Thread {
private final List<FileChunk> chunkList;
private long nextReadMsg, nextDoneMsg, nextSendingMsg; // for debug spam :-(
private boolean readingDone = false;
- private boolean hashingDone = false;
+ private AtomicInteger pendingHashes = new AtomicInteger();
private volatile boolean isCanceled = false;
+
+ static {
+ LOGGER.info("Using " + HASH_WORK_POOL.getMaximumPoolSize() + " hash workers.");
+ }
public AsyncHashGenerator(File uploadFile) throws FileNotFoundException, NoSuchAlgorithmException {
try {
@@ -70,6 +76,15 @@ public class AsyncHashGenerator extends Thread {
setDaemon(true);
setName("HashGenerator");
}
+
+ @Override
+ public synchronized void start() {
+ if (isCanceled) {
+ LOGGER.warn("Cannot start hashing if it has been cancelled before");
+ } else {
+ super.start();
+ }
+ }
public void setUploadToken(String token) {
if (!isCanceled && this.uploadToken == null) {
@@ -90,14 +105,15 @@ public class AsyncHashGenerator extends Thread {
}
Block block;
try {
- byte[] buffer;
- try {
- buffer = new byte[chunk.range.getLength()];
- } catch (OutOfMemoryError e) {
- LOGGER.info("Low memory - slowing down hashing");
- Util.sleep(5000);
- continue;
- }
+ byte[] buffer = null;
+ do {
+ try {
+ buffer = new byte[chunk.range.getLength()];
+ } catch (OutOfMemoryError e) {
+ LOGGER.info("Low memory - slowing down hashing");
+ Util.sleep(5000);
+ }
+ } while (buffer == null);
file.seek(chunk.range.startOffset);
file.readFully(buffer);
block = new Block(chunk, buffer);
@@ -111,23 +127,26 @@ public class AsyncHashGenerator extends Thread {
}
//
if (System.currentTimeMillis() > nextReadMsg) {
- nextReadMsg = System.currentTimeMillis() + 30000;
+ nextReadMsg = System.currentTimeMillis() + 60000;
LOGGER.debug("Read chunk " + chunk.getChunkIndex());
}
//
for (;;) {
if (HASH_WORK_POOL.isTerminating() || HASH_WORK_POOL.isTerminated() || HASH_WORK_POOL.isShutdown()) {
LOGGER.warn("Aborting current hash job - pool has shut down");
+ isCanceled = true;
Thread.currentThread().interrupt();
return;
}
try {
+ pendingHashes.incrementAndGet();
HASH_WORK_POOL.execute(block);
// Don't hash too furiously in the background if the upload didn't start yet
if (uploadToken == null && chunk.getChunkIndex() > 4) {
Util.sleep(200);
}
} catch (RejectedExecutionException e) {
+ pendingHashes.decrementAndGet();
LOGGER.warn("Hash pool worker rejected a hash job!? Retrying...");
Util.sleep(1000);
continue;
@@ -142,7 +161,7 @@ public class AsyncHashGenerator extends Thread {
}
}
- public void cancel() {
+ public synchronized void cancel() {
LOGGER.debug("Cancelled externally");
isCanceled = true;
}
@@ -152,7 +171,7 @@ public class AsyncHashGenerator extends Thread {
*/
private class Block implements Runnable {
public final FileChunk chunk;
- public final byte[] buffer;
+ public byte[] buffer;
public Block(FileChunk chunk, byte[] buffer) {
this.chunk = chunk;
@@ -163,7 +182,14 @@ public class AsyncHashGenerator extends Thread {
public void run() {
MessageDigest digester = SHA1_DIGESTER.get();
digester.update(buffer, 0, chunk.range.getLength());
+ this.buffer = null; // Clear reference before calling function below
byte[] hash = digester.digest();
+ synchronized (this) {
+ if (isCanceled) {
+ pendingHashes.decrementAndGet();
+ return;
+ }
+ }
hashDone(chunk, hash);
}
}
@@ -180,7 +206,7 @@ public class AsyncHashGenerator extends Thread {
int chunkIndex = chunk.getChunkIndex();
boolean wasLastChunk = false;
if (System.currentTimeMillis() > nextDoneMsg) {
- nextDoneMsg = System.currentTimeMillis() + 30000;
+ nextDoneMsg = System.currentTimeMillis() + 60000;
LOGGER.debug("Done hashing chunk " + chunkIndex);
}
synchronized (chunkHashes) {
@@ -224,8 +250,7 @@ public class AsyncHashGenerator extends Thread {
isCanceled = true;
}
}
- if (wasLastChunk) {
- hashingDone = true;
+ if (pendingHashes.decrementAndGet() == 0) {
cleanupIfDone();
}
}
@@ -235,15 +260,25 @@ public class AsyncHashGenerator extends Thread {
* a reference to this class, at least we will not prevent this stuff from being
* garbage collected.
*/
- private void cleanupIfDone() {
- if (uploadToken == null && !isCanceled)
+ private synchronized void cleanupIfDone() {
+ if (!readingDone && isAlive())
return;
- if (!readingDone)
+ if (uploadToken == null && !isCanceled)
return;
- if (!hashingDone && !isCanceled)
+ if (pendingHashes.get() != 0)
return;
+ isCanceled = true;
chunkHashes.clear();
chunkList.clear();
+ LOGGER.debug("Hasher cleaned up");
+ }
+
+ /**
+ * @return true if this instance is not dong anything meaningful anymore
+ * and no reference to it needs to be kept around.
+ */
+ public boolean canBeDiscarded() {
+ return isCanceled || (!isAlive() && pendingHashes.get() == 0);
}
/**
@@ -252,6 +287,8 @@ public class AsyncHashGenerator extends Thread {
* @return false if the token is not known to the server
*/
private boolean submitHashes(boolean mustSucceed) {
+ if (isCanceled)
+ return true;
List<ByteBuffer> subList;
boolean d;
synchronized (chunkHashes) {
@@ -262,7 +299,7 @@ public class AsyncHashGenerator extends Thread {
d = System.currentTimeMillis() > nextSendingMsg;
}
if (d) {
- nextSendingMsg = System.currentTimeMillis() + 30000;
+ nextSendingMsg = System.currentTimeMillis() + 60000;
LOGGER.debug("Preparing to send hash list to server (" + subList.size() + " / " + (uploadToken != null) + ")");
}
if (uploadToken == null || subList.isEmpty()) // No token yet, cannot submit, or empty list
diff --git a/dozentenmodul/src/main/java/org/openslx/dozmod/filetransfer/DownloadTask.java b/dozentenmodul/src/main/java/org/openslx/dozmod/filetransfer/DownloadTask.java
index 0692f8a2..3b57222f 100644
--- a/dozentenmodul/src/main/java/org/openslx/dozmod/filetransfer/DownloadTask.java
+++ b/dozentenmodul/src/main/java/org/openslx/dozmod/filetransfer/DownloadTask.java
@@ -4,6 +4,7 @@ import java.io.File;
import java.io.FileNotFoundException;
import java.io.RandomAccessFile;
import java.util.List;
+import java.util.concurrent.atomic.AtomicInteger;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
@@ -28,7 +29,9 @@ public class DownloadTask extends TransferTask {
* Logger instance for this class.
*/
private final static Logger LOGGER = LogManager.getLogger(DownloadTask.class);
-
+
+ private static final AtomicInteger THREAD_ID = new AtomicInteger();
+
private final String host;
private final int port;
private final String downloadToken;
@@ -122,6 +125,10 @@ public class DownloadTask extends TransferTask {
private class DownloadThread extends TransferThread {
private Downloader downloader = null;
private DownloadHandler cb = new DownloadHandler();
+
+ public DownloadThread() {
+ super("UpConn#" + THREAD_ID.incrementAndGet());
+ }
@Override
public void run() {
diff --git a/dozentenmodul/src/main/java/org/openslx/dozmod/filetransfer/TransferTask.java b/dozentenmodul/src/main/java/org/openslx/dozmod/filetransfer/TransferTask.java
index cca42929..4f7ed6fe 100644
--- a/dozentenmodul/src/main/java/org/openslx/dozmod/filetransfer/TransferTask.java
+++ b/dozentenmodul/src/main/java/org/openslx/dozmod/filetransfer/TransferTask.java
@@ -69,7 +69,7 @@ public abstract class TransferTask implements Runnable, TransferEventEmitter {
ensureActivity();
Util.sleep(UPDATE_INTERVAL_MS);
}
- LOGGER.info("Transfer worker mainloop finished");
+ LOGGER.debug("Transfer worker mainloop finished");
List<TransferThread> joinList = new ArrayList<>();
synchronized (transfers) {
isCancelled = true;
@@ -85,7 +85,7 @@ public abstract class TransferTask implements Runnable, TransferEventEmitter {
Util.joinThread(t);
}
cleanup();
- LOGGER.info("Trasfer worker exiting");
+ LOGGER.info("Transfer worker exiting");
}
protected void cleanup() {
@@ -197,7 +197,7 @@ public abstract class TransferTask implements Runnable, TransferEventEmitter {
protected final void connectFailed(TransferThread thread) {
synchronized (transfers) {
connectingTransfers.remove(thread);
- LOGGER.info("Establishing new transfer connection failed, [a:" + transfers.size() + "/c:"
+ LOGGER.debug("Establishing new transfer connection failed, [a:" + transfers.size() + "/c:"
+ connectingTransfers.size() + "]");
}
}
@@ -207,7 +207,7 @@ public abstract class TransferTask implements Runnable, TransferEventEmitter {
connectingTransfers.remove(thread);
if (!isCancelled) {
transfers.add(thread);
- LOGGER.info("Establishing new transfer connection succeeded, [a:" + transfers.size() + "/c:"
+ LOGGER.debug("Establishing new transfer connection succeeded, [a:" + transfers.size() + "/c:"
+ connectingTransfers.size() + "]");
return;
}
@@ -219,7 +219,7 @@ public abstract class TransferTask implements Runnable, TransferEventEmitter {
protected final void transferEnded(TransferThread thread, boolean success) {
synchronized (transfers) {
transfers.remove(thread);
- LOGGER.info("A transfer connection has finished (success=" + success + "), [a:" + transfers.size() + "/c:"
+ LOGGER.debug("A transfer connection has finished (success=" + success + "), [a:" + transfers.size() + "/c:"
+ connectingTransfers.size() + "]");
if (endgame && !success && transfers.isEmpty()) {
// We had a transfer that reported success before, so we assume there are no more pending blocks
@@ -262,6 +262,10 @@ public abstract class TransferTask implements Runnable, TransferEventEmitter {
}
protected abstract static class TransferThread extends Thread {
+
+ public TransferThread(String name) {
+ super(name);
+ }
@Override
public abstract void run();
diff --git a/dozentenmodul/src/main/java/org/openslx/dozmod/filetransfer/UploadTask.java b/dozentenmodul/src/main/java/org/openslx/dozmod/filetransfer/UploadTask.java
index d9d188a2..84b9b47a 100644
--- a/dozentenmodul/src/main/java/org/openslx/dozmod/filetransfer/UploadTask.java
+++ b/dozentenmodul/src/main/java/org/openslx/dozmod/filetransfer/UploadTask.java
@@ -25,6 +25,9 @@ public class UploadTask extends TransferTask {
* Logger instance for this class.
*/
private final static Logger LOGGER = LogManager.getLogger(UploadTask.class);
+
+ private static final AtomicInteger THREAD_ID = new AtomicInteger();
+
/**
* Update interval of the block progress (needs thrift call to sat)
*/
@@ -64,6 +67,11 @@ public class UploadTask extends TransferTask {
}
private class UploadThread extends TransferThread {
+
+ public UploadThread() {
+ super("UpConn#" + THREAD_ID.incrementAndGet());
+ }
+
// private long totalBytesRead = 0;
private long currentSpeed = 0;
private Uploader uploader = null;
diff --git a/dozentenmodul/src/main/java/org/openslx/dozmod/gui/MainWindow.java b/dozentenmodul/src/main/java/org/openslx/dozmod/gui/MainWindow.java
index d8e7f797..4be287d7 100644
--- a/dozentenmodul/src/main/java/org/openslx/dozmod/gui/MainWindow.java
+++ b/dozentenmodul/src/main/java/org/openslx/dozmod/gui/MainWindow.java
@@ -255,19 +255,26 @@ public abstract class MainWindow {
@Override
public void fire() {
App.waitForInit();
- // now try to init the session with the saved configuration (by giving it null)
- if (ThriftActions.initSession(null, false, SwingUtilities.getWindowAncestor(mainWindow))) {
- initWindow();
- } else {
- // session resume failed, so do the normal login procedure
- Gui.asyncExec(new Runnable() {
- @Override
- public void run() {
- LoginWindow.open(mainWindow);
+ Gui.syncExec(new GuiCallable<Boolean>() {
+ @Override
+ public Boolean run() {
+ // now try to init the session with the saved configuration (by giving it null)
+ if (ThriftActions.initSession(null, false,
+ SwingUtilities.getWindowAncestor(mainWindow))) {
initWindow();
+ } else {
+ // session resume failed, so do the normal login procedure
+ Gui.asyncExec(new Runnable() {
+ @Override
+ public void run() {
+ LoginWindow.open(mainWindow);
+ initWindow();
+ }
+ });
}
- });
- }
+ return null;
+ }
+ });
}
});
}
diff --git a/dozentenmodul/src/main/java/org/openslx/dozmod/gui/activity/DownloadPanel.java b/dozentenmodul/src/main/java/org/openslx/dozmod/gui/activity/DownloadPanel.java
index a25bd661..a50e67c5 100644
--- a/dozentenmodul/src/main/java/org/openslx/dozmod/gui/activity/DownloadPanel.java
+++ b/dozentenmodul/src/main/java/org/openslx/dozmod/gui/activity/DownloadPanel.java
@@ -69,5 +69,10 @@ public class DownloadPanel extends TransferPanel implements ActionListener, Quit
public void onApplicationQuit() {
download.cancel();
}
+
+ @Override
+ protected void releaseResources() {
+ // NOOP
+ }
}
diff --git a/dozentenmodul/src/main/java/org/openslx/dozmod/gui/activity/PassiveUploadPanel.java b/dozentenmodul/src/main/java/org/openslx/dozmod/gui/activity/PassiveUploadPanel.java
index bfd9b783..93b412de 100644
--- a/dozentenmodul/src/main/java/org/openslx/dozmod/gui/activity/PassiveUploadPanel.java
+++ b/dozentenmodul/src/main/java/org/openslx/dozmod/gui/activity/PassiveUploadPanel.java
@@ -38,4 +38,9 @@ public class PassiveUploadPanel extends TransferPanel {
return false;
}
+ @Override
+ protected void releaseResources() {
+ // NOOP
+ }
+
}
diff --git a/dozentenmodul/src/main/java/org/openslx/dozmod/gui/activity/TransferPanel.java b/dozentenmodul/src/main/java/org/openslx/dozmod/gui/activity/TransferPanel.java
index 0718946e..95464f24 100644
--- a/dozentenmodul/src/main/java/org/openslx/dozmod/gui/activity/TransferPanel.java
+++ b/dozentenmodul/src/main/java/org/openslx/dozmod/gui/activity/TransferPanel.java
@@ -129,11 +129,13 @@ public abstract class TransferPanel extends ActivityPanel implements TransferEve
status = I18n.ACTIVITY.getString("TransferPanel.TransferState.error");
if (transfer.isCanceled()) {
transfer.removeListener(panel);
+ releaseResources();
}
break;
case FINISHED:
transferDone();
status = I18n.ACTIVITY.getString("TransferPanel.TransferState.finished");
+ releaseResources();
break;
case IDLE:
status = I18n.ACTIVITY.getString("TransferPanel.TransferState.idle");
@@ -166,6 +168,11 @@ public abstract class TransferPanel extends ActivityPanel implements TransferEve
}
});
}
+
+ /**
+ * Called when the transfer is finished, or cancelled due to an error
+ */
+ protected abstract void releaseResources();
private void transferDone() {
transfer.removeListener(panel);
diff --git a/dozentenmodul/src/main/java/org/openslx/dozmod/gui/activity/UploadPanel.java b/dozentenmodul/src/main/java/org/openslx/dozmod/gui/activity/UploadPanel.java
index 6b8c5a94..7e56b0e8 100644
--- a/dozentenmodul/src/main/java/org/openslx/dozmod/gui/activity/UploadPanel.java
+++ b/dozentenmodul/src/main/java/org/openslx/dozmod/gui/activity/UploadPanel.java
@@ -34,7 +34,7 @@ public class UploadPanel extends TransferPanel implements QuitNotification {
private static final Logger LOGGER = LogManager.getLogger(UploadPanel.class);
- private final UploadInitiator state;
+ private UploadInitiator state;
private final UploadPanel panel = this;
@@ -59,26 +59,33 @@ public class UploadPanel extends TransferPanel implements QuitNotification {
private class ButtonAction implements ActionListener {
@Override
public void actionPerformed(ActionEvent e) {
+ if (state == null)
+ return;
+ state.getUploadTask().removeListener(panel);
if (!state.getUploadTask().isCanceled()) {
if (!Gui.showMessageBox(panel, I18n.ACTIVITY.getString("UploadPanel.Message.yesNo.cancelTransfer"),
MessageType.QUESTION_YESNO, null, null))
return;
+ final UploadInitiator fstate = state;
QuickTimer.scheduleOnce(new Task() {
@Override
public void fire() {
- state.cancelError("UploadPanel: Requested by user through button press");
+ fstate.cancelError("UploadPanel: Requested by user through button press");
}
});
}
- state.getUploadTask().removeListener(panel);
close();
+ state = null;
}
}
private class SscToggle implements ActionListener {
@Override
public void actionPerformed(ActionEvent e) {
+ if (state == null)
+ return;
final UploadOptions options = new UploadOptions(chkServerSideCopy.isSelected());
+ final UploadInitiator fstate = state;
QuickTimer.scheduleOnce(new Task() {
@Override
public void fire() {
@@ -86,7 +93,7 @@ public class UploadPanel extends TransferPanel implements QuitNotification {
UploadOptions newOpt = null;
try {
newOpt = ThriftManager.getSatClient().setUploadOptions(Session.getSatelliteToken(),
- state.getToken(), options);
+ fstate.getToken(), options);
} catch (TAuthorizationException | TInvalidTokenException e) {
dis = true;
} catch (TException e) {
@@ -117,6 +124,13 @@ public class UploadPanel extends TransferPanel implements QuitNotification {
@Override
public void onApplicationQuit() {
// Application quit, tell server we cancel
+ if (state == null)
+ return;
state.cancelError("Application quit (via UploadPanel)");
}
+
+ @Override
+ protected void releaseResources() {
+ state = null;
+ }
}
diff --git a/dozentenmodul/src/main/java/org/openslx/dozmod/gui/wizard/ImageCreationWizard.java b/dozentenmodul/src/main/java/org/openslx/dozmod/gui/wizard/ImageCreationWizard.java
index 0bfe2b22..0c56a5c0 100644
--- a/dozentenmodul/src/main/java/org/openslx/dozmod/gui/wizard/ImageCreationWizard.java
+++ b/dozentenmodul/src/main/java/org/openslx/dozmod/gui/wizard/ImageCreationWizard.java
@@ -291,22 +291,24 @@ public class ImageCreationWizard extends Wizard implements UiFeedback, QuitNotif
}
@Override protected boolean onCancelRequest() {
- if (state.uuid == null)
+ if (state == null || state.uuid == null)
return true; // Allow closing - nothing in progress
boolean confirmed = Gui.showMessageBox(this,
I18n.WIZARD.getString("ImageCreation.Message.yesNo.cancelRequest"),
MessageType.QUESTION_YESNO, null, null);
if (confirmed) {
QuickTimer.scheduleOnce(new Task() {
- @Override public void fire() {
- if (state.upload != null) {
+ @Override
+ public void fire() {
+ if (state != null && state.upload != null) {
state.upload.cancelError("Cancelled through aborting wizard");
- }
- // As we're creating a new VM, delete base image aswell
- try {
- ThriftManager.getSatClient().deleteImageBase(Session.getSatelliteToken(), state.uuid);
- } catch (TException e) {
- LOGGER.debug("Error canceling upload on sat: ", e);
+ // As we're creating a new VM, delete base image aswell
+ try {
+ ThriftManager.getSatClient()
+ .deleteImageBase(Session.getSatelliteToken(), state.uuid);
+ } catch (TException e) {
+ LOGGER.debug("Error canceling upload on sat: ", e);
+ }
}
}
});
@@ -315,7 +317,7 @@ public class ImageCreationWizard extends Wizard implements UiFeedback, QuitNotif
}
@Override public boolean wantConfirmQuit() {
- return state.uuid != null;
+ return state != null && state.uuid != null;
}
@Override public void escapePressed() {
@@ -330,7 +332,10 @@ public class ImageCreationWizard extends Wizard implements UiFeedback, QuitNotif
@Override
protected void doCleanup() {
- state = null;
+ if (state != null) {
+ state.upload = null;
+ state = null;
+ }
containerDefinition = null;
currentPages.clear();
}
diff --git a/dozentenmodul/src/main/java/org/openslx/dozmod/gui/wizard/ImageUpdateWizard.java b/dozentenmodul/src/main/java/org/openslx/dozmod/gui/wizard/ImageUpdateWizard.java
index ac8f80c1..1bcbaaf6 100644
--- a/dozentenmodul/src/main/java/org/openslx/dozmod/gui/wizard/ImageUpdateWizard.java
+++ b/dozentenmodul/src/main/java/org/openslx/dozmod/gui/wizard/ImageUpdateWizard.java
@@ -147,8 +147,11 @@ public class ImageUpdateWizard extends Wizard implements UiFeedback, QuitNotific
@Override
protected void doCleanup() {
+ if (state != null) {
+ state.upload = null;
+ state = null;
+ }
imageUploadPage = null;
- state = null;
}
}
diff --git a/dozentenmodul/src/main/java/org/openslx/dozmod/thrift/ThriftActions.java b/dozentenmodul/src/main/java/org/openslx/dozmod/thrift/ThriftActions.java
index d8efa252..c10a36bf 100644
--- a/dozentenmodul/src/main/java/org/openslx/dozmod/thrift/ThriftActions.java
+++ b/dozentenmodul/src/main/java/org/openslx/dozmod/thrift/ThriftActions.java
@@ -456,7 +456,7 @@ public class ThriftActions {
}
});
- new Thread(dlTask).start();
+ new Thread(dlTask, "DownloadTask").start();
Config.setDownloadPath(destDir.getParentFile().getAbsolutePath());
if (callback != null)
diff --git a/dozentenmodul/src/main/java/org/openslx/dozmod/thrift/UploadInitiator.java b/dozentenmodul/src/main/java/org/openslx/dozmod/thrift/UploadInitiator.java
index efa65bab..811eb447 100644
--- a/dozentenmodul/src/main/java/org/openslx/dozmod/thrift/UploadInitiator.java
+++ b/dozentenmodul/src/main/java/org/openslx/dozmod/thrift/UploadInitiator.java
@@ -174,7 +174,7 @@ public class UploadInitiator {
return;
}
uploadTask.setMinConnections(Config.getTransferConnectionCount());
- Thread uploadThread = new Thread(uploadTask);
+ Thread uploadThread = new Thread(uploadTask, "UploadTask");
uploadThread.setDaemon(true);
uploadThread.start();
}