What is StringUtils defaultString?

The defaultString is a static method of the StringUtils class that works as follows: The method takes in two parameters i.e a string and a default string. The default string is returned if the passed string is null . Otherwise, the passed string is returned.

What is StringUtils trimToNull?

trimToNull() is a static method of the StringUtils class that is used to remove the control characters from both ends of the input string. The method returns null if the input string is null . The method returns null if the input string results in an empty string after the trim operation.

How do you use StringUtils isEmpty?

isEmpty() is a static method of the StringUtils class that is used to check if a given string is empty or not. If a string satisfies any of the criteria below, then the string is considered to be empty. The length of the string is zero. The string points to a null reference.

What is StringUtils rightPad?

In Java, rightPad() is a static method of the StringUtils , which is used to right pad spaces to the given string. There are three variations of the method: rightPad(final String str, final int size) rightPad(final String str, final int size, final char padChar) rightPad(final String str, final int size, String padStr)

What is StringUtils hasText in Java?

hasText. public static boolean hasText(@Nullable String str) Check whether the given String contains actual text. More specifically, this method returns true if the String is not null , its length is greater than 0, and it contains at least one non-whitespace character.

What is Java StringUtils?

StringUtils is a class used to handle String and provides more utility methods than the Java String class. This class does not belong to the Java package; instead, it belongs to the Apache Commons Library .

What is StringUtils hasText?

What is difference between StringUtils isEmpty and isBlank?

isEmpty() is used to find if the String has length zero or value is null. StringUtils. isBlank() takes it a step forward. It not only checks if the String has length zero or value is null, but also checks if it is only a whitespace string, i.e. “\s*”.

What is StringUtils HasLength?

HasLength Method Checks if a string has length. Public Shared Function HasLength( _ public static bool HasLength(

What is StringUtils isBlank?

StringUtils. isBlank() checks that each character of the string is a whitespace character (or that the string is empty or that it’s null). This is totally different than just checking if the string is empty. From the linked documentation: Checks if a String is whitespace, empty (“”) or null.

Is StringUtils equals null safe?

Bonus: Using Apache Commons The equals() method of StringUtils class is a null-safe version of the equals() method of String class, which also handles null values.

What is StringUtils isBlank in Java?

Overview. isBlank() is a static method of the StringUtils which is used to check if the given string is blank.

What is the difference between StringUtils isBlank and StringUtils isEmpty?

What is the use of StringUtils in Java?

Most common use of StringUtils is in web projects (when you want to check for blank or null strings, checking if a string is number, splitting strings with some token). StringUtils helps to get rid of those nasty NumberFormat and Null exceptions. But StringUtils can be used anywhere String is used.

How do you capitalize words in Java?

You can capitalize words in a string using the toUpperCase() method of the String class. This method converts the contents of the current string to Upper case letters.

Are StringUtils blank?

The StringUtils isBlank() is a static method which return type is boolean and accepts CharSequence as a parameter. Syntax – public static boolean isBlank(final CharSequence cs); It returns true if any string is null or the length of the string is zero string is whitespace.