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https://gitlab.winehq.org/wine/wine-gecko.git
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234 lines
7.8 KiB
Java
234 lines
7.8 KiB
Java
/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Android Sync Client.
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*
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* The Initial Developer of the Original Code is
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* the Mozilla Foundation.
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* Portions created by the Initial Developer are Copyright (C) 2011
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Richard Newman <rnewman@mozilla.com>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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package org.mozilla.gecko.sync.repositories;
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import java.net.URI;
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import java.net.URISyntaxException;
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import java.util.Date;
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import org.mozilla.gecko.sync.crypto.KeyBundle;
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import org.mozilla.gecko.sync.CryptoRecord;
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import org.mozilla.gecko.sync.DelayedWorkTracker;
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import org.mozilla.gecko.sync.HTTPFailureException;
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import org.mozilla.gecko.sync.net.SyncStorageCollectionRequest;
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import org.mozilla.gecko.sync.net.SyncStorageRequestDelegate;
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import org.mozilla.gecko.sync.net.SyncStorageResponse;
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import org.mozilla.gecko.sync.net.WBOCollectionRequestDelegate;
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import org.mozilla.gecko.sync.repositories.delegates.RepositorySessionFetchRecordsDelegate;
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import org.mozilla.gecko.sync.repositories.delegates.RepositorySessionGuidsSinceDelegate;
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import org.mozilla.gecko.sync.repositories.delegates.RepositorySessionStoreDelegate;
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import org.mozilla.gecko.sync.repositories.delegates.RepositorySessionWipeDelegate;
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import org.mozilla.gecko.sync.repositories.domain.Record;
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import android.util.Log;
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public class Server11RepositorySession extends RepositorySession {
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public static final String LOG_TAG = "Server11RepositorySession";
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/**
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* Convert HTTP request delegate callbacks into fetch callbacks within the
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* context of this RepositorySession.
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*
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* @author rnewman
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*
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*/
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public class RequestFetchDelegateAdapter extends WBOCollectionRequestDelegate {
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RepositorySessionFetchRecordsDelegate delegate;
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private DelayedWorkTracker workTracker = new DelayedWorkTracker();
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public RequestFetchDelegateAdapter(RepositorySessionFetchRecordsDelegate delegate) {
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this.delegate = delegate;
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}
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@Override
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public String credentials() {
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return serverRepository.credentialsSource.credentials();
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}
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@Override
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public String ifUnmodifiedSince() {
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return null;
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}
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@Override
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public void handleRequestSuccess(SyncStorageResponse response) {
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Log.i(LOG_TAG, "Fetch done.");
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long normalizedTimestamp = -1;
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try {
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normalizedTimestamp = response.normalizedWeaveTimestamp();
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} catch (NumberFormatException e) {
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Log.w(LOG_TAG, "Malformed X-Weave-Timestamp header received.", e);
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}
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if (-1 == normalizedTimestamp) {
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Log.w(LOG_TAG, "Computing stand-in timestamp from local clock. Clock drift could cause records to be skipped.");
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normalizedTimestamp = new Date().getTime();
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}
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Log.d(LOG_TAG, "Fetch completed. Timestamp is " + normalizedTimestamp);
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final long ts = normalizedTimestamp;
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// When we're done processing other events, finish.
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workTracker.delayWorkItem(new Runnable() {
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@Override
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public void run() {
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Log.d(LOG_TAG, "Delayed onFetchCompleted running.");
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// TODO: verify number of returned records.
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delegate.onFetchCompleted(ts);
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}
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});
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}
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@Override
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public void handleRequestFailure(SyncStorageResponse response) {
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// TODO: ensure that delegate methods don't get called more than once.
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this.handleRequestError(new HTTPFailureException(response));
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}
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@Override
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public void handleRequestError(final Exception ex) {
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Log.i(LOG_TAG, "Got request error.", ex);
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// When we're done processing other events, finish.
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workTracker.delayWorkItem(new Runnable() {
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@Override
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public void run() {
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Log.i(LOG_TAG, "Running onFetchFailed.");
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delegate.onFetchFailed(ex, null);
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}
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});
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}
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@Override
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public void handleWBO(CryptoRecord record) {
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workTracker.incrementOutstanding();
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try {
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delegate.onFetchedRecord(record);
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} catch (Exception ex) {
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Log.i(LOG_TAG, "Got exception calling onFetchedRecord with WBO.", ex);
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// TODO: handle this better.
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throw new RuntimeException(ex);
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} finally {
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workTracker.decrementOutstanding();
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}
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}
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// TODO: this implies that we've screwed up our inheritance chain somehow.
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@Override
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public KeyBundle keyBundle() {
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return null;
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}
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}
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Server11Repository serverRepository;
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public Server11RepositorySession(Repository repository) {
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super(repository);
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serverRepository = (Server11Repository) repository;
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}
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private String flattenIDs(String[] guids) {
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if (guids.length == 0) {
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return "";
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}
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if (guids.length == 1) {
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return guids[0];
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}
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StringBuilder b = new StringBuilder();
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for (String guid : guids) {
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b.append(guid);
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b.append(",");
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}
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return b.substring(0, b.length() - 1);
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}
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@Override
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public void guidsSince(long timestamp,
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RepositorySessionGuidsSinceDelegate delegate) {
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// TODO Auto-generated method stub
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}
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private void fetchWithParameters(long newer,
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boolean full,
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String ids,
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SyncStorageRequestDelegate delegate) throws URISyntaxException {
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URI collectionURI = serverRepository.collectionURI(full, newer, ids);
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SyncStorageCollectionRequest request = new SyncStorageCollectionRequest(collectionURI);
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request.delegate = delegate;
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request.get();
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}
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@Override
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public void fetchSince(long timestamp,
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RepositorySessionFetchRecordsDelegate delegate) {
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try {
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this.fetchWithParameters(timestamp, true, null, new RequestFetchDelegateAdapter(delegate));
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} catch (URISyntaxException e) {
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delegate.onFetchFailed(e, null);
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}
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}
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@Override
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public void fetchAll(RepositorySessionFetchRecordsDelegate delegate) {
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this.fetchSince(-1, delegate);
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}
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@Override
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public void fetch(String[] guids,
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RepositorySessionFetchRecordsDelegate delegate) {
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// TODO: watch out for URL length limits!
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try {
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String ids = flattenIDs(guids);
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this.fetchWithParameters(-1, true, ids, new RequestFetchDelegateAdapter(delegate));
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} catch (URISyntaxException e) {
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delegate.onFetchFailed(e, null);
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}
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}
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@Override
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public void store(Record record, RepositorySessionStoreDelegate delegate) {
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// TODO: implement store.
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}
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@Override
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public void wipe(RepositorySessionWipeDelegate delegate) {
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// TODO: implement wipe.
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}
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}
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