| /* |
| * Copyright (C) 2008 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package android.content; |
| |
| import android.os.RemoteException; |
| import android.os.SystemClock; |
| import android.os.IBinder; |
| |
| public class SyncContext { |
| private ISyncContext mSyncContext; |
| private long mLastHeartbeatSendTime; |
| |
| private static final long HEARTBEAT_SEND_INTERVAL_IN_MS = 1000; |
| |
| /** |
| * @hide |
| */ |
| public SyncContext(ISyncContext syncContextInterface) { |
| mSyncContext = syncContextInterface; |
| mLastHeartbeatSendTime = 0; |
| } |
| |
| /** |
| * Call to update the status text for this sync. This internally invokes |
| * {@link #updateHeartbeat}, so it also takes the place of a call to that. |
| * |
| * @param message the current status message for this sync |
| * |
| * @hide |
| */ |
| public void setStatusText(String message) { |
| updateHeartbeat(); |
| } |
| |
| /** |
| * Call to indicate that the SyncAdapter is making progress. E.g., if this SyncAdapter |
| * downloads or sends records to/from the server, this may be called after each record |
| * is downloaded or uploaded. |
| */ |
| private void updateHeartbeat() { |
| final long now = SystemClock.elapsedRealtime(); |
| if (now < mLastHeartbeatSendTime + HEARTBEAT_SEND_INTERVAL_IN_MS) return; |
| try { |
| mLastHeartbeatSendTime = now; |
| if (mSyncContext != null) { |
| mSyncContext.sendHeartbeat(); |
| } |
| } catch (RemoteException e) { |
| // this should never happen |
| } |
| } |
| |
| public void onFinished(SyncResult result) { |
| try { |
| if (mSyncContext != null) { |
| mSyncContext.onFinished(result); |
| } |
| } catch (RemoteException e) { |
| // this should never happen |
| } |
| } |
| |
| public IBinder getSyncContextBinder() { |
| return (mSyncContext == null) ? null : mSyncContext.asBinder(); |
| } |
| } |