There a t least five Request for Enhancement s (RFE) in the JavaSoft BUG database related to Mouse Wheel support in Java. One of the RFE s BUGID #4202656 has 281 votes from developers requesting Sun for a fix. Sun has finally agreed to support this feature in JDK 1.4 codenamed Merlin accroding to the BUGID #4289845 in its BUG database.