2024.6.5

package timeline.lizimumu.com.t.util;

import android.app.AlarmManager;
import android.app.PendingIntent;
import android.content.Context;
import android.content.Intent;



public class AlarmUtil {

    public static void setAlarm(Context context) {
        AlarmManager alarmManager = (AlarmManager) context.getSystemService(Context.ALARM_SERVICE);
        if (alarmManager != null) {
            long start = System.currentTimeMillis();
            Intent in = new Intent("ALARM_RECEIVER");
            PendingIntent pi = PendingIntent.getBroadcast(context, 0, in, PendingIntent.FLAG_CANCEL_CURRENT);
            alarmManager.set(AlarmManager.RTC_WAKEUP, start + 86400 * 1000, pi);
        }
    }
}
package timeline.lizimumu.com.t.util;

 

import android.content.Context;

import android.content.pm.ApplicationInfo;

import android.content.pm.PackageManager;

import android.graphics.drawable.Drawable;

import android.util.Log;

 

import java.util.Calendar;

import java.util.Locale;

 

import timeline.lizimumu.com.t.R;

 

 

 

public final class AppUtil {

 

    private static final long A_DAY = 86400 * 1000;

 

    public static String parsePackageName(PackageManager pckManager, String data) {

        ApplicationInfo applicationInformation;

        try {

            applicationInformation = pckManager.getApplicationInfo(data, PackageManager.GET_META_DATA);

        } catch (PackageManager.NameNotFoundException e) {

            applicationInformation = null;

        }

        return (String) (applicationInformation != null ? pckManager.getApplicationLabel(applicationInformation) : data);

    }

 

    public static Drawable getPackageIcon(Context context, String packageName) {

        PackageManager manager = context.getPackageManager();

        try {

            return manager.getApplicationIcon(packageName);

        } catch (PackageManager.NameNotFoundException e) {

            e.printStackTrace();

        }

        return context.getResources().getDrawable(R.drawable.ic_default_app);

    }

 

    public static String formatMilliSeconds(long milliSeconds) {

        long second = milliSeconds / 1000L;

        if (second < 60) {

            return String.format("%ss", second);

        } else if (second < 60 * 60) {

            return String.format("%sm %ss", second / 60, second % 60);

        } else {

            return String.format("%sh %sm %ss", second / 3600, second % (3600) / 60, second % (3600) % 60);

        }

    }

 

    public static boolean isSystemApp(PackageManager manager, String packageName) {

 

        boolean isSystemApp = false;

        try {

            ApplicationInfo applicationInfo = manager.getApplicationInfo(packageName, 0);

            if (applicationInfo != null) {

                isSystemApp = (applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0

                        || (applicationInfo.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0;

            }

        } catch (PackageManager.NameNotFoundException e) {

            e.printStackTrace();

        }

        return isSystemApp;

    }

 

    public static boolean isInstalled(PackageManager packageManager, String packageName) {

        ApplicationInfo applicationInfo = null;

        try {

            applicationInfo = packageManager.getApplicationInfo(packageName, 0);

        } catch (PackageManager.NameNotFoundException e) {

            e.printStackTrace();

        }

        return applicationInfo != null;

    }

 

    public static boolean openable(PackageManager packageManager, String packageName) {

        return packageManager.getLaunchIntentForPackage(packageName) != null;

    }

 

    public static int getAppUid(PackageManager packageManager, String packageName) {

        ApplicationInfo applicationInfo;

        try {

            applicationInfo = packageManager.getApplicationInfo(packageName, 0);

            return applicationInfo.uid;

        } catch (PackageManager.NameNotFoundException e) {

            e.printStackTrace();

        }

        return 0;

    }

 

    public static long[] getTimeRange(SortEnum sort) {

        long[] range;

        switch (sort) {

            case TODAY:

                range = getTodayRange();

                break;

            case YESTERDAY:

                range = getYesterday();

                break;

            case THIS_WEEK:

                range = getThisWeek();

                break;

            case THIS_MONTH:

                range = getThisMonth();

                break;

            case THIS_YEAR:

                range = getThisYear();

                break;

            default:

                range = getTodayRange();

        }

        Log.d("**********", range[0] + " ~ " + range[1]);

        return range;

    }

 

 

    private static long[] getTodayRange() {

        long timeNow = System.currentTimeMillis();

        Calendar cal = Calendar.getInstance();

        cal.set(Calendar.HOUR_OF_DAY, 0);

        cal.set(Calendar.MINUTE, 0);

        cal.set(Calendar.SECOND, 0);

        cal.set(Calendar.MILLISECOND, 0);

        return new long[]{cal.getTimeInMillis(), timeNow};

    }

 

    public static long getYesterdayTimestamp() {

        long timeNow = System.currentTimeMillis();

        Calendar cal = Calendar.getInstance();

        cal.setTimeInMillis(timeNow - A_DAY);

        cal.set(Calendar.HOUR_OF_DAY, 0);

        cal.set(Calendar.MINUTE, 0);

        cal.set(Calendar.SECOND, 0);

        cal.set(Calendar.MILLISECOND, 0);

        return cal.getTimeInMillis();

    }

 

    private static long[] getYesterday() {

        long timeNow = System.currentTimeMillis();

        Calendar cal = Calendar.getInstance();

        cal.setTimeInMillis(timeNow - A_DAY);

        cal.set(Calendar.HOUR_OF_DAY, 0);

        cal.set(Calendar.MINUTE, 0);

        cal.set(Calendar.SECOND, 0);

        cal.set(Calendar.MILLISECOND, 0);

        long start = cal.getTimeInMillis();

        long end = start + A_DAY > timeNow ? timeNow : start + A_DAY;

        return new long[]{start, end};

    }

 

    private static long[] getThisWeek() {

        long timeNow = System.currentTimeMillis();

        Calendar cal = Calendar.getInstance();

        cal.set(Calendar.DAY_OF_WEEK, Calendar.MONDAY);

        cal.set(Calendar.HOUR_OF_DAY, 0);

        cal.set(Calendar.MINUTE, 0);

        cal.set(Calendar.SECOND, 0);

        cal.set(Calendar.MILLISECOND, 0);

        long start = cal.getTimeInMillis();

        long end = start + A_DAY > timeNow ? timeNow : start + A_DAY;

        return new long[]{start, end};

    }

 

    private static long[] getThisMonth() {

        long timeNow = System.currentTimeMillis();

        Calendar cal = Calendar.getInstance();

        cal.set(Calendar.DAY_OF_MONTH, 1);

        cal.set(Calendar.HOUR_OF_DAY, 0);

        cal.set(Calendar.MINUTE, 0);

        cal.set(Calendar.SECOND, 0);

        cal.set(Calendar.MILLISECOND, 0);

        return new long[]{cal.getTimeInMillis(), timeNow};

    }

 

    private static long[] getThisYear() {

        long timeNow = System.currentTimeMillis();

        Calendar cal = Calendar.getInstance();

        cal.set(Calendar.YEAR, Calendar.getInstance().get(Calendar.YEAR));

        cal.set(Calendar.MONTH, Calendar.JANUARY);

        cal.set(Calendar.DAY_OF_MONTH, 1);

        cal.set(Calendar.HOUR_OF_DAY, 0);

        cal.set(Calendar.MINUTE, 0);

        cal.set(Calendar.SECOND, 0);

        cal.set(Calendar.MILLISECOND, 0);

        return new long[]{cal.getTimeInMillis(), timeNow};

    }

 

    public static String humanReadableByteCount(long bytes) {

        int unit = 1024;

        if (bytes < unit) return bytes + " B";

        int exp = (int) (Math.log(bytes) / Math.log(unit));

        String pre = "KMGTPE".charAt(exp - 1) + "";

        return String.format(Locale.getDefault(), "%.1f %sB", bytes / Math.pow(unit, exp), pre);

    }

}