Example usage for android.text TextUtils isEmpty

Introduction

In this page you can find the example usage for android.text TextUtils isEmpty.

Prototype

public static boolean isEmpty(@Nullable CharSequence str)

Source Link

Document

Returns true if the string is null or 0-length.

Usage

From source file:Main.java

public static String getIMEI(Context context) {
    String imeiStr = ((TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE)).getDeviceId();
    if (TextUtils.isEmpty(imeiStr)) {
        imeiStr = "000000000000000";
    }/*w  ww  .  jav  a  2 s.co  m*/
    return imeiStr;
}

From source file:Main.java

public static boolean checkFieldFull(EditText... editTexts) {
    for (EditText editText : editTexts) {
        if (!TextUtils.isEmpty(editText.getText())) {
            return true;
        }/*  w  ww .  j  av  a 2s .  co  m*/
    }
    return false;
}

From source file:Main.java

public static String removeZero(String s) {
    if (!TextUtils.isEmpty(s)) {
        try {/*w  w w . jav a  2  s.  c  o m*/

            double d = Double.parseDouble(s);
            DecimalFormat format = new DecimalFormat("0.#");
            return format.format(d);
        } catch (Exception e) {
            return "0";
        }
    } else {
        return "0";
    }

}

From source file:Main.java

public static String getAppMainActivity(Context context, String packageName) {
    if (TextUtils.isEmpty(packageName)) {
        return "";
    }/*from w w w  .  j av  a  2 s .co  m*/
    final Intent intent = new Intent(Intent.ACTION_MAIN);
    intent.addCategory(Intent.CATEGORY_LAUNCHER);
    intent.setPackage(packageName);
    final ResolveInfo res = context.getPackageManager().resolveActivity(intent, 0);
    if (res == null || res.activityInfo == null) {
        return "";
    }
    return res.activityInfo.name;
}

From source file:Main.java

public static boolean checkFieldsEmpty(EditText... editTexts) {
    for (EditText editText : editTexts) {
        if (TextUtils.isEmpty(editText.getText())) {
            return true;
        }/*w  ww.ja  v a 2  s.c o  m*/
    }
    return false;
}

From source file:Main.java

public static String getDeviceID(Context context) {
    String id = ((TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE)).getDeviceId();
    if (TextUtils.isEmpty(id)) {
        id = "000000000000000";
    }/*  w  ww  .j a v a2 s  .  com*/
    return id;
}

From source file:Main.java

public static boolean isMobile(String mobile) {
    Matcher localMatcher = Pattern.compile("^1[3-8]+\\d{9}$").matcher(mobile);
    if ((!TextUtils.isEmpty(mobile)) && (localMatcher.matches())) {
        return true;
    }//from   w  w  w .  ja v a  2 s  . c om

    return false;
}

From source file:Main.java

public static Bitmap getVideoScreenshotBitmap(Context context, String videoPath) {
    if (TextUtils.isEmpty(videoPath) || !new File(videoPath).exists()) {
        return null;
    }//ww  w  .j ava 2  s .  c  om
    Bitmap bitmap = null;
    MediaMetadataRetriever mediaMetadataRetriever = new MediaMetadataRetriever();
    mediaMetadataRetriever.setDataSource(videoPath);
    bitmap = mediaMetadataRetriever.getFrameAtTime(0);
    return bitmap;
}

From source file:Main.java

/**
 * Translates avatar id to string that can be used by disc cache as file name.
 * @param avatarId Avatar ID.//from w w w. j ava 2 s.  co  m
 * @return Key/file name for disk cache.
 */
public static String getDiskCacheKey(final String avatarId) {

    if (!TextUtils.isEmpty(avatarId)) {
        return avatarId.replace("|", "").toLowerCase();
    }

    return null;
}

From source file:Main.java

public static String formateDateToString(Object longDate) {
    String time = null;/*from  w  ww.  j  a  va 2s  .  c  om*/
    if (longDate instanceof String) {
        time = (String) longDate;
        if (!TextUtils.isEmpty(time) && time.length() >= 16) {
            time = ((String) longDate).substring(0, 16);
        }
    } else if (longDate instanceof Long) {
        SimpleDateFormat formatDate = new SimpleDateFormat("yyyy-MM-dd HH:mm");
        Date date = new Date((Long) longDate);
        time = formatDate.format(date);
    }
    return time.trim();
}