harikrishna-patnala commented on a change in pull request #4553:
URL: https://github.com/apache/cloudstack/pull/4553#discussion_r546596930
##########
File path: utils/src/main/java/com/cloud/utils/StringUtils.java
##########
@@ -313,4 +313,42 @@ public static String mapToString(final Map<String, String>
map) {
public static String toCSVList(final List<String> csvList) {
return join(csvList, ",");
}
+
+ public static int min(int x, int y, int z)
+ {
+ if (x <= y && x <= z)
+ return x;
+ if (y <= x && y <= z)
+ return y;
+ else
+ return z;
+ }
+
+ /**
+ * Calculates minimum number of edits required to convert from one string
to another string.
+ * @param str1
+ * String that needs editing
+ * @param str2
+ * Target string that needs after editing
+ * @return minimum number of edits required to convert str1 to str2
+ */
+ public static int minimumEditDistance(String str1, String str2) {
Review comment:
Added unit tests in new commit.
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