tomaswolf commented on a change in pull request #196:
URL: https://github.com/apache/mina-sshd/pull/196#discussion_r641974333
##########
File path:
sshd-common/src/main/java/org/apache/sshd/common/util/GenericUtils.java
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@@ -196,6 +196,49 @@ public static boolean isNotEmpty(CharSequence cs) {
return !isEmpty(cs);
}
+ /**
+ * <p>
+ * Checks if a CharSequence is empty (""), null or whitespace only.
+ * </p>
+ *
+ * <p>
+ * Whitespace is defined by {@link Character#isWhitespace(char)}.
+ * </p>
+ *
+ * <pre>
+ * StringUtils.isBlank(null) = true
+ * StringUtils.isBlank("") = true
+ * StringUtils.isBlank(" ") = true
+ * StringUtils.isBlank("bob") = false
+ * StringUtils.isBlank(" bob ") = false
+ * </pre>
+ *
+ * @param cs the CharSequence to check, may be null
+ * @return {@code true} if the CharSequence is null, empty or
whitespace only
+ * @since 2.0
+ * @since 3.0 Changed signature from isBlank(String) to
isBlank(CharSequence)
Review comment:
So this was copied from somewhere. Looks like StringUtils from
org.apache.commons.lang, so license-wise OK.
I'll remove the misleading "since" tags and fix the comment.
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