Fix export all TCX.

2011-01-04 21:57:49 -08:00
commit cfa25eccb1
338 changed files with 47981 additions and 0 deletions
@@ -0,0 +1,109 @@
+/*
+ * Copyright 2009 Google Inc.
+ * 
+ * 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 com.google.android.apps.mytracks.services;
+
+import com.google.android.apps.mytracks.MyTracksConstants;
+
+import android.util.Log;
+
+import java.util.Date;
+import java.util.Timer;
+import java.util.TimerTask;
+
+/**
+ * This class will periodically announce the user's trip statistics.
+ *
+ * @author Sandor Dornbush
+ */
+public class PeriodicTaskExecuter {
+
+  private final PeriodicTask task;
+  private final TrackRecordingService service;
+
+  /**
+   * A timer to schedule the announcements.
+   * This is non-null if the task is in started (scheduled) state.
+   */
+  private Timer timer;
+
+  public PeriodicTaskExecuter(PeriodicTask task,
+                              TrackRecordingService service) {
+    this.task = task;
+    this.service = service;
+  }
+
+  /**
+   * Schedules the task at the given interval.
+   *
+   * @param interval The interval in milliseconds
+   */
+  public void scheduleTask(long interval) {
+    // TODO: Decouple service from this class once and forever.
+    if (!service.isRecording()) {
+      return;
+    }
+
+    if (timer != null) {
+      timer.cancel();
+      timer.purge();
+    } else {
+      // First start, or we were previously shut down.
+      task.start();
+    }
+
+    timer = new Timer();
+    if (interval <= 0) {
+      return;
+    }
+
+    long now = System.currentTimeMillis();
+    long next = service.getTripStatistics().getStartTime();
+    if (next < now) {
+      next = now + interval - ((now - next) % interval);
+    }
+
+    Date start = new Date(next);
+    Log.i(MyTracksConstants.TAG,
+        task.getClass().getSimpleName() + " scheduled to start at " + start
+        + " every " + interval + " milliseconds.");
+    timer.scheduleAtFixedRate(new PeriodicTimerTask(), start, interval);
+  }
+
+  /**
+   * Cleans up this object.
+   */
+  public void shutdown() {
+    Log.i(MyTracksConstants.TAG,
+        task.getClass().getSimpleName() + " shutting down.");
+    if (timer != null) {
+      timer.cancel();
+      timer.purge();
+      timer = null;
+      task.shutdown();
+    }
+  }
+
+  /**
+   * The timer task to announce the trip status.
+   */
+  private class PeriodicTimerTask extends TimerTask {
+    @Override
+    public void run() {
+      task.run(service);
+    }
+  }
+}