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

/**
 * @param val  the value to check//from   www. ja v  a  2 s  . com
 * @param tag   the tag to log
 */
public static void checkEmpty(String val, String tag) {
    if (TextUtils.isEmpty(val)) {
        throw new RuntimeException(tag + " can't be empty");
    }
}

From source file:Main.java

public static void showLong(Context context, String msg) {
    if (context != null && !TextUtils.isEmpty(msg)) {
        Toast.makeText(context.getApplicationContext(), msg, Toast.LENGTH_LONG).show();
    }/*from w w w  .j  a v a 2 s  .  c  o m*/
}

From source file:Main.java

public static void openBrowser(Context context, String url) {
    if (!TextUtils.isEmpty(url)) {
        if (!url.startsWith("http://") && !url.startsWith("https://")) {
            url = "http://" + url;
        }//from  w w w. j  av a  2s.c  om
        context.startActivity(new Intent(Intent.ACTION_VIEW, Uri.parse(url)));
    } else {
        Log.e("Helpers#openBrowser", "Something isn't right about the URL passed");
    }
}

From source file:Main.java

public static void showShort(Context context, String msg) {
    if (context != null && !TextUtils.isEmpty(msg)) {
        Toast.makeText(context.getApplicationContext(), msg, Toast.LENGTH_SHORT).show();
    }//  ww  w.j  a  va  2  s .  co m
}

From source file:Main.java

public static boolean isServiceRunning(Context context, String serviceName) {
    if (TextUtils.isEmpty(serviceName)) {
        return false;
    }//from  w  ww.  j  a v  a 2 s  .  c om
    ActivityManager manager = (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);
    List<ActivityManager.RunningServiceInfo> mServiceList = manager.getRunningServices(100);
    for (int i = 0; i < mServiceList.size(); i++) {
        String clasString = mServiceList.get(i).service.getClassName();
        if (clasString.equals(serviceName)) {
            return true;
        }
    }
    return false;
}

From source file:Main.java

public static boolean chechField(EditText editText) {
    return TextUtils.isEmpty(editText.getText().toString().trim());
}

From source file:Main.java

public static void setField(String paramString, Object paramObject1, Object paramObject2) throws Exception {
    if (TextUtils.isEmpty(paramString))
        throw new RuntimeException("field name can not be empty");
    if (paramObject1 == null)
        throw new RuntimeException("target object can not be null");
    Field localField = paramObject1.getClass().getDeclaredField(paramString);
    if (localField == null)
        throw new RuntimeException("target object: " + paramObject1.getClass().getName()
                + " do not have this field: " + paramString);
    localField.setAccessible(true);//w w w  . j  a  v  a2 s  . c  om
    localField.set(paramObject1, paramObject2);
}

From source file:Main.java

public static String getResolution(Context context) {
    if (TextUtils.isEmpty(resolution)) {
        DisplayMetrics displaymetrics = context.getResources().getDisplayMetrics();
        if (displaymetrics.widthPixels == 720) {
            resolution = "hd720";
        } else if (displaymetrics.widthPixels == 1080) {
            resolution = "hd1080";
        } else if (displaymetrics.widthPixels == 1440) {
            resolution = "hd1440";
        } else if (displaymetrics.widthPixels == 2160) {
            resolution = "hd2160";
        } else {//w w w  .j a v  a2s .c o  m
            return displaymetrics.widthPixels + "x" + displaymetrics.heightPixels;
        }
    }

    return resolution;
}

From source file:Main.java

public static void sendSmsByPhoneAndContext(Context context, String phone, String content) {
    phone = TextUtils.isEmpty(phone) ? "" : phone;
    content = TextUtils.isEmpty(content) ? "" : content;

    Uri uri = Uri.parse("smsto:" + phone);
    Intent intent = new Intent(Intent.ACTION_SENDTO, uri);
    intent.putExtra("sms_body", content);
    context.startActivity(intent);/*from   w  ww  .  j av a 2  s .c  o  m*/
}

From source file:Main.java

public static boolean isEmptys(EditText... editTexts) {
    for (EditText ed : editTexts) {
        String str = ed.getText().toString().trim();
        if (TextUtils.isEmpty(str)) {
            return true;
        }/*from   w w w .  ja va 2  s.  co m*/
    }
    return false;
}