Improved: Remove useless ‘StringUtil#join’ overload (OFBIZ-11014) ‘List’ extends ‘Collection’ so there is no need to overload ‘StringUtil#join(Collection,String)’ with ‘StringUtil#join(List,String)’.
ofbiz/ofbiz-framework/trunk/framework/base/src/main/java/org/apache/ofbiz/base/util/StringUtil.java