content: /*
   * Copyright (C) 2015 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 com.android.server.notification;
  
  import android.content.ComponentName;
  import android.content.Context;
  import android.net.Uri;
  import android.service.notification.ConditionProviderService;
  import android.service.notification.IConditionProvider;
  import android.util.TimeUtils;
  
  import com.android.server.notification.NotificationManagerService.DumpFilter;
  
  import java.io.PrintWriter;
  import java.util.Date;
  
  public abstract class SystemConditionProviderService extends ConditionProviderService {
  
      abstract public void dump(PrintWriter pw, DumpFilter filter);
      abstract public void attachBase(Context context);
      abstract public IConditionProvider asInterface();
      abstract public ComponentName getComponent();
      abstract public boolean isValidConditionId(Uri id);
      abstract public void onBootComplete();
  
      protected static String ts(long time) {
          return new Date(time) + " (" + time + ")";
      }
  
      protected static String formatDuration(long millis) {
          final StringBuilder sb = new StringBuilder();
          TimeUtils.formatDuration(millis, sb);
          return sb.toString();
      }
  
      protected static void dumpUpcomingTime(PrintWriter pw, String var, long time, long now) {
          pw.print("      "); pw.print(var); pw.print('=');
          if (time > 0) {
              pw.printf("%s, in %s, now=%s", ts(time), formatDuration(time - now), ts(now));
          } else {
              pw.print(time);
          }
          pw.println();
      }
  }
  