Package org.axonframework.common

Class StringUtils

java.lang.Object

org.axonframework.common.StringUtils

public final class StringUtils
extends Object

Utility methods for when dealing with Strings.

Since:

4.5

Author:

Steven van Beelen

Method Summary

Modifier and Type	Method	Description
static @Nullable String	capitalize(@Nullable String string)	Return the given string, with its first character uppercase.
static boolean	emptyOrNull(@Nullable String s)	Validate whether the given String s is null or not empty (where empty is defined as "").
static String	lowerCaseFirstCharacterOf(String s)	Return the given s, with its first character lowercase.
static boolean	nonEmpty(String s)	Validate whether the given String s not empty (where empty is defined as "").
static boolean	nonEmptyOrNull(@Nullable String s)	Validate whether the given String s is not null and not empty (where empty is defined as "").

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Details

nonEmptyOrNull

public static boolean nonEmptyOrNull(@Nullable String s)

Validate whether the given String s is not null and not empty (where empty is defined as "").

Parameters:

s - the String to validate whether it is not null and not empty

Returns:

true if the given String s is not null and not empty, false otherwise

emptyOrNull

public static boolean emptyOrNull(@Nullable String s)

Validate whether the given String s is null or not empty (where empty is defined as "").

Parameters:

s - The String to validate whether it is null or empty.

Returns:

true if the given String s is not null and not empty, false otherwise.

nonEmpty

public static boolean nonEmpty(String s)

Validate whether the given String s not empty (where empty is defined as "").

Parameters:

s - the String to validate whether not empty

Returns:

true if the given String s is not empty, false otherwise

lowerCaseFirstCharacterOf

public static String lowerCaseFirstCharacterOf(String s)

Return the given s, with its first character lowercase.

Parameters:

s - The input string to adjust to a version with the first character as a lowercase.

Returns:

The input string, with first character lowercase.

capitalize

public static @Nullable String capitalize(@Nullable String string)

Return the given string, with its first character uppercase.

When the given string is null, the returned value is also null.

Parameters:

string - the input string to adjust to a version with the first character as uppercase

Returns:

the input string, with first character in uppercase, or null if the given string is null