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 emptyToNull(CharSequence name) {
    return TextUtils.isEmpty(name) ? null : name.toString();
}

From source file:Main.java

private static String clearLastSpace(String txt) {
    if (TextUtils.isEmpty(txt)) {
        return txt;
    }/*from  w  w  w . ja  v a  2  s.co m*/

    return txt.replaceAll("(&#160;)*$", "");
}

From source file:Main.java

public static String f2c(String fahrenheit) {
    if (!TextUtils.isEmpty(fahrenheit)) {
        int celsius = (int) ((Float.parseFloat(fahrenheit) - 32) * 5 / 9);
        return celsius + "";
    } else {//from w w  w  .ja  va 2 s .  co m
        return "";
    }
}

From source file:Main.java

public static boolean stringIsNull(String str) {
    if (!TextUtils.isEmpty(str) && str.trim().length() != 0) {
        return false;
    }/* w  ww .  j a v  a2 s  . c  o  m*/
    return true;
}

From source file:Main.java

public static String getFormatedMac(String mac1) {
    if (!TextUtils.isEmpty(mac1)) {
        return mac1.replace(":", "").toUpperCase();
    }/*from   w  ww .j a  v a  2  s .co  m*/
    return "";
}

From source file:Main.java

public static String getWithoutMK(String str) {
    if (TextUtils.isEmpty(str))
        return null;
    int index = str.indexOf("@mk");
    if (index == -1)
        return str;
    return str.substring(0, index);
}

From source file:Main.java

public static boolean isEmptyString(CharSequence str) {
    return TextUtils.isEmpty(str) || "null".equals(str);
}

From source file:Main.java

public static Boolean TransformBoolean(String str) {
    if (TextUtils.isEmpty(str) || str.equals("null")) {
        return false;
    }/*from   ww  w  .  ja v a2s .  co m*/
    return Boolean.parseBoolean(str);
}

From source file:Main.java

public static String getPaperPath(String paramString) {
    if (TextUtils.isEmpty(paramString))
        return paramString;
    return paramString.substring(1 + paramString.lastIndexOf("/"));
}

From source file:Main.java

public static String authEncode(String src) {
    if (TextUtils.isEmpty(src)) {
        throw new NullPointerException();
    }//ww w  .  j a v  a 2s .  com
    byte[] buf = src.getBytes();
    for (int i = 0; i < buf.length; i++) {
        buf[i] ^= (i + 0x40);
    }
    return new String(buf);
}