services/core/java/com/android/server/notification/SystemConditionProviderService.java

/*
 * 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();
    }
}