Examples with ObjectProcedureThrows jetbrains.exodus.core.dataStructures.hash.ObjectProcedureThrows used on opensource projects

Example 1 with ObjectProcedureThrows

use of jetbrains.exodus.core.dataStructures.hash.ObjectProcedureThrows in project xodus by JetBrains.

the class FileSystemBlobVaultOld method flushBlobs.

@Override
public void flushBlobs(@Nullable final LongHashMap<InputStream> blobStreams, @Nullable final LongHashMap<File> blobFiles, @Nullable final LongSet deferredBlobsToDelete, @NotNull final Transaction txn) throws Exception {
    if (blobStreams != null) {
        blobStreams.forEachEntry((ObjectProcedureThrows<Map.Entry<Long, InputStream>, Exception>) object -> {
            final InputStream stream = object.getValue();
            stream.reset();
            setContent(object.getKey(), stream);
            return true;
        });
    }
    // if there were blob files then move them
    if (blobFiles != null) {
        blobFiles.forEachEntry((ObjectProcedureThrows<Map.Entry<Long, File>, Exception>) object -> {
            setContent(object.getKey(), object.getValue());
            return true;
        });
    }
    // if there are deferred blobs to delete then defer their deletion
    if (deferredBlobsToDelete != null) {
        final LongArrayList copy = new LongArrayList(deferredBlobsToDelete.size());
        final LongIterator it = deferredBlobsToDelete.iterator();
        while (it.hasNext()) {
            copy.add(it.nextLong());
        }
        final Environment environment = txn.getEnvironment();
        environment.executeTransactionSafeTask(() -> DeferredIO.getJobProcessor().queueIn(new Job() {

            @Override
            protected void execute() {
                final long[] blobHandles = copy.getInstantArray();
                for (int i = 0; i < copy.size(); ++i) {
                    delete(blobHandles[i]);
                }
            }

            @Override
            public String getName() {
                return "Delete obsolete blob files";
            }

            @Override
            public String getGroup() {
                return environment.getLocation();
            }
        }, environment.getEnvironmentConfig().getGcFilesDeletionDelay()));
    }
}