garydgregory commented on code in PR #903:
URL: https://github.com/apache/commons-lang/pull/903#discussion_r1067475328
##########
src/main/java/org/apache/commons/lang3/CharUtils.java:
##########
@@ -114,6 +114,33 @@ public static Character toCharacterObject(final String
str) {
return StringUtils.isEmpty(str) ? null :
Character.valueOf(str.charAt(0));
}
+ /**
+ * <p>Converts the String to a Character using the first character,
returning a
+ * default value if {@code null} or empty is passed in.</p>
+ *
+ * <p>For ASCII 7 bit characters, this uses a cache that will return the
+ * same Character object each time.</p>
+ *
+ * <pre>
+ * CharUtils.toCharacterObject(null, 'A') = 'A'
+ * CharUtils.toCharacterObject("", 'A') = 'A'
+ * CharUtils.toCharacterObject("A", 'D') = 'A'
+ * CharUtils.toCharacterObject("BA", 'D') = 'B'
+ * </pre>
+ *
+ * @param str the character to convert
+ * @param defaultValue the value to use if the str is null or empty.
+ * @return the Character value of the first letter of the String or the
default if null.
+ * @since 3.13.0
+ */
+ public static Character toCharacterObject(final String str, final
Character defaultValue) {
+ final Character character = toCharacterObject(str);
+ if (character == null){
+ return defaultValue;
+ }
+ return character;
+ }
Review Comment:
Better like this IMO: `return StringUtils.isEmpty(str) ? defaultValue :
Character.valueOf(str.charAt(0));`
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