Implementing an interface
Follow these steps to implement an existing interface class in Eclipse
Choose or create a folder in a java source directory to put the implementation class in
Right click on that folder and select New -> Class
Enter a Name for the implementation class (e.g. MyClassImpl)
Click the Add button to the right of Interfaces:
Enter the name of the existing interface class (all near matches should appear in the box below)
Select the interface class in the Matching Types: box and click OK
Under Which method stubs would you like to create? check the box marked Inherited abstract methods
Note: All other checkboxes should be unchecked
Click Finish to generate the new interface implementation class