Im doing integration testing with cucumber and Gradle in Eclipse.
For now my workflow is
Not for Eclipse, but it might prove helpful to you as a stop gap: https://chrome.google.com/webstore/detail/tidy-gherkin/nobemmencanophcnicjhfhnjiimegjeo
It's capable of generating Java step defs from the text you paste into the editor. Hope it helps in some way while you await an answer for Eclipse.