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https://gitlab.winehq.org/wine/wine-gecko.git
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77 lines
3.2 KiB
Java
77 lines
3.2 KiB
Java
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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package org.mozilla.gecko.sync.synchronizer;
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import org.mozilla.gecko.sync.Logger;
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import org.mozilla.gecko.sync.repositories.FetchFailedException;
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import org.mozilla.gecko.sync.repositories.StoreFailedException;
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/**
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* A <code>SynchronizerSession</code> designed to be used between a remote
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* server and a local repository.
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* <p>
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* Handles failure cases as follows (in the order they will occur during a sync):
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* <ul>
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* <li>Remote fetch failures abort.</li>
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* <li>Local store failures are ignored.</li>
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* <li>Local fetch failures abort.</li>
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* <li>Remote store failures abort.</li>
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* </ul>
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*/
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public class ServerLocalSynchronizerSession extends SynchronizerSession {
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protected static final String LOG_TAG = "ServLocSynchronizerSess";
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public ServerLocalSynchronizerSession(Synchronizer synchronizer, SynchronizerSessionDelegate delegate) {
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super(synchronizer, delegate);
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}
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public void onFirstFlowCompleted(RecordsChannel recordsChannel, long fetchEnd, long storeEnd) {
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// Fetch failures always abort.
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int numRemoteFetchFailed = recordsChannel.getFetchFailureCount();
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if (numRemoteFetchFailed > 0) {
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final String message = "Got " + numRemoteFetchFailed + " failures fetching remote records!";
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Logger.warn(LOG_TAG, message + " Aborting session.");
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delegate.onSynchronizeFailed(this, new FetchFailedException(), message);
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return;
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}
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Logger.trace(LOG_TAG, "No failures fetching remote records.");
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// Local store failures are ignored.
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int numLocalStoreFailed = recordsChannel.getStoreFailureCount();
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if (numLocalStoreFailed > 0) {
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final String message = "Got " + numLocalStoreFailed + " failures storing local records!";
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Logger.warn(LOG_TAG, message + " Ignoring local store failures and continuing synchronizer session.");
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} else {
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Logger.trace(LOG_TAG, "No failures storing local records.");
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}
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super.onFirstFlowCompleted(recordsChannel, fetchEnd, storeEnd);
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}
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public void onSecondFlowCompleted(RecordsChannel recordsChannel, long fetchEnd, long storeEnd) {
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// Fetch failures always abort.
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int numLocalFetchFailed = recordsChannel.getFetchFailureCount();
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if (numLocalFetchFailed > 0) {
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final String message = "Got " + numLocalFetchFailed + " failures fetching local records!";
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Logger.warn(LOG_TAG, message + " Aborting session.");
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delegate.onSynchronizeFailed(this, new FetchFailedException(), message);
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return;
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}
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Logger.trace(LOG_TAG, "No failures fetching local records.");
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// Remote store failures abort!
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int numRemoteStoreFailed = recordsChannel.getStoreFailureCount();
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if (numRemoteStoreFailed > 0) {
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final String message = "Got " + numRemoteStoreFailed + " failures storing remote records!";
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Logger.warn(LOG_TAG, message + " Aborting session.");
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delegate.onSynchronizeFailed(this, new StoreFailedException(), message);
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return;
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}
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Logger.trace(LOG_TAG, "No failures storing remote records.");
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super.onSecondFlowCompleted(recordsChannel, fetchEnd, storeEnd);
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}
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}
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