diff options
Diffstat (limited to 'mobile/android/services/src/main/java/org/mozilla/gecko/sync/synchronizer/ConcurrentRecordConsumer.java')
-rw-r--r-- | mobile/android/services/src/main/java/org/mozilla/gecko/sync/synchronizer/ConcurrentRecordConsumer.java | 122 |
1 files changed, 0 insertions, 122 deletions
diff --git a/mobile/android/services/src/main/java/org/mozilla/gecko/sync/synchronizer/ConcurrentRecordConsumer.java b/mobile/android/services/src/main/java/org/mozilla/gecko/sync/synchronizer/ConcurrentRecordConsumer.java deleted file mode 100644 index 9b1ef3e85..000000000 --- a/mobile/android/services/src/main/java/org/mozilla/gecko/sync/synchronizer/ConcurrentRecordConsumer.java +++ /dev/null @@ -1,122 +0,0 @@ -/* This Source Code Form is subject to the terms of the Mozilla Public - * License, v. 2.0. If a copy of the MPL was not distributed with this - * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ - -package org.mozilla.gecko.sync.synchronizer; - -import org.mozilla.gecko.background.common.log.Logger; -import org.mozilla.gecko.sync.repositories.domain.Record; - -/** - * Consume records from a queue inside a RecordsChannel, as fast as we can. - * TODO: rewrite this in terms of an ExecutorService and a CompletionService. - * See Bug 713483. - * - * @author rnewman - * - */ -class ConcurrentRecordConsumer extends RecordConsumer { - private static final String LOG_TAG = "CRecordConsumer"; - - /** - * When this is true and all records have been processed, the consumer - * will notify its delegate. - */ - protected boolean allRecordsQueued = false; - private long counter = 0; - - public ConcurrentRecordConsumer(RecordsConsumerDelegate delegate) { - this.delegate = delegate; - } - - private final Object monitor = new Object(); - @Override - public void doNotify() { - synchronized (monitor) { - monitor.notify(); - } - } - - @Override - public void queueFilled() { - Logger.debug(LOG_TAG, "Queue filled."); - synchronized (monitor) { - this.allRecordsQueued = true; - monitor.notify(); - } - } - - @Override - public void halt() { - synchronized (monitor) { - this.stopImmediately = true; - monitor.notify(); - } - } - - private final Object countMonitor = new Object(); - @Override - public void stored() { - Logger.trace(LOG_TAG, "Record stored. Notifying."); - synchronized (countMonitor) { - counter++; - } - } - - private void consumerIsDone() { - Logger.debug(LOG_TAG, "Consumer is done. Processed " + counter + ((counter == 1) ? " record." : " records.")); - delegate.consumerIsDone(!allRecordsQueued); - } - - @Override - public void run() { - Record record; - - while (true) { - // The queue is concurrent-safe. - while ((record = delegate.getQueue().poll()) != null) { - synchronized (monitor) { - Logger.trace(LOG_TAG, "run() took monitor."); - if (stopImmediately) { - Logger.debug(LOG_TAG, "Stopping immediately. Clearing queue."); - delegate.getQueue().clear(); - Logger.debug(LOG_TAG, "Notifying consumer."); - consumerIsDone(); - return; - } - Logger.debug(LOG_TAG, "run() dropped monitor."); - } - - Logger.trace(LOG_TAG, "Storing record with guid " + record.guid + "."); - try { - delegate.store(record); - } catch (Exception e) { - // TODO: Bug 709371: track records that failed to apply. - Logger.error(LOG_TAG, "Caught error in store.", e); - } - Logger.trace(LOG_TAG, "Done with record."); - } - synchronized (monitor) { - Logger.trace(LOG_TAG, "run() took monitor."); - - if (allRecordsQueued) { - Logger.debug(LOG_TAG, "Done with records and no more to come. Notifying consumerIsDone."); - consumerIsDone(); - return; - } - if (stopImmediately) { - Logger.debug(LOG_TAG, "Done with records and told to stop immediately. Notifying consumerIsDone."); - consumerIsDone(); - return; - } - try { - Logger.debug(LOG_TAG, "Not told to stop but no records. Waiting."); - monitor.wait(10000); - } catch (InterruptedException e) { - // TODO - } - Logger.trace(LOG_TAG, "run() dropped monitor."); - } - } - } -} |