Sharing my own experience with you on Gradle
Gradle is nice tool to build applications like Maven and ant since it brings best of Maven and ANT… One thing that I don’t like with Gradle is too slow! It is slowest one when compared with ANT and Maven but it is simplest one either 😉
Gradle may be future of building JAVA apps. One day, it might be more popular and will be replaced with Maven by many companies.
Gradle uses the “Groovy” programming language! Don’t panic! You don’t need to know Groovy in order to write build script in Gradle! You just need to understand the Groovy and that is it! However, if you wanna learn about Groovy then here is link for you: Gradle