src/com/android/deskclock/timer/Timers.java

/*
 * Copyright (C) 2012 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.deskclock.timer;

import android.content.SharedPreferences;
import android.os.Parcel;
import android.os.Parcelable;
import android.util.Log;
import android.view.View;

import java.util.ArrayList;
import java.util.HashSet;
import java.util.Iterator;
import java.util.Set;

public class Timers {
    // Private actions processed by the receiver
    public static final String START_TIMER = "start_timer";
    public static final String DELETE_TIMER = "delete_timer";
    public static final String TIMES_UP = "times_up";
    public static final String TIMER_RESET = "timer_reset";
    public static final String TIMER_STOP = "timer_stop";
    public static final String TIMER_DONE = "timer_done";
    public static final String TIMER_UPDATE = "timer_update";

    public static final String TIMER_INTENT_EXTRA = "timer.intent.extra";

    public static final String NOTIF_UPDATE = "notif_update";
    public static final String NOTIF_TIME = "timer_notif_time";
    public static final String NOTIF_ID = "timer_notif_id";
    public static final String NOTIF_LABEL = "timer_notif_label";
    public static final String NOTIF_IN_USE_SHOW = "notif_in_use_show";
    public static final String NOTIF_IN_USE_CANCEL = "notif_in_use_cancel";
    public static final String NOTIF_APP_OPEN = "notif_app_open";
    public static final String FROM_NOTIFICATION = "from_notification";
    public static final String UPDATE_NOTIFICATION = "update_notification";
    public static final String FROM_ALERT = "from_alert";

    public static final String TIMESUP_MODE = "times_up";

    public static TimerObj findTimer(ArrayList<TimerObj> timers, int timerId) {
        Iterator<TimerObj> i = timers.iterator();
        while(i.hasNext()) {
            TimerObj t = i.next();
            if (t.mTimerId == timerId) {
                return t;
            }
        }
        return null;
    }
    public static TimerObj findExpiredTimer(ArrayList<TimerObj> timers) {
        Iterator<TimerObj> i = timers.iterator();
        while(i.hasNext()) {
            TimerObj t = i.next();
            if (t.mState == TimerObj.STATE_TIMESUP) {
                return t;
            }
        }
        return null;
    }

    public static ArrayList<TimerObj> timersInUse(ArrayList<TimerObj> timers) {
        ArrayList<TimerObj> result = (ArrayList<TimerObj>) timers.clone();
        Iterator<TimerObj> it = result.iterator();
        while(it.hasNext()) {
            TimerObj timer = it.next();
            if (!timer.isInUse()) {
                it.remove();
            }
        }
        return result;
    }
}