Example usage for java.lang String trim

Introduction

In this page you can find the example usage for java.lang String trim.

Prototype

public String trim()

Source Link

Document

Returns a string whose value is this string, with all leading and trailing space removed, where space is defined as any character whose codepoint is less than or equal to 'U+0020' (the space character).

Usage

From source file:Main.java

public static boolean stringisEmpty(String str) {
    return TextUtils.isEmpty(str.trim());
}

From source file:Main.java

public static boolean isPwd(String pwd) {

    return (null != pwd && pwd.trim().length() >= 5);
}

From source file:Main.java

public static boolean isEmpty(String string) {
    return string == null || string.trim().equals("");
}

From source file:Main.java

public static Boolean isUrl(String str) {
    if (str == null || str.trim().length() == 0)
        return false;
    return URL.matcher(str).matches();
}

From source file:Main.java

public static boolean stringTrimIsEmpty(String strMsg) {
    if (strMsg == null || strMsg.trim().length() == 0)
        return true;
    return false;
}

From source file:Main.java

public static boolean isEmpty(String s) {
    return null == s || "".equals(s.trim());
}

From source file:Main.java

/**
 * Checks for Null String object//  w w  w.j a v a  2s  . com
 * 
 * @param txt
 * @return true for not null and false for null String object
 */
public static boolean isNotNull(String txt) {
    return txt != null && txt.trim().length() > 0 ? true : false;
}

From source file:Main.java

public static boolean isEmpty(String param) {
    if (param == null || param.trim().length() <= 0 || param.trim().equalsIgnoreCase("null")) {
        return true;
    }/*from  www.j a  va  2 s.co  m*/
    return false;
}

From source file:Main.java

/**
 * @param str/*from www.ja  v a2  s  .c  o m*/
 * @return if string is null or its size is 0 or it is made by space, return
 *         true, else return false.
 */
public static boolean isEmpty(String str) {
    return (str == null || str.trim().length() == 0 || str.equals("null") || str.trim().equals(""));
}

From source file:Main.java

public static boolean isEmptyTrimmed(String str) {
    return (isNull(str) || str.trim().length() == 0);

}