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/*
* 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();
}
}
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