Can confirm for MC 1.8.4
$ java -versionjava version "1.7.0_75"OpenJDK Runtime Environment (amzn-2.5.4.0.53.amzn1-x86_64 u75-b13)OpenJDK 64-Bit Server VM (build 24.75-b04, mixed mode)
Can confirm for MC 1.8.4
$ java -version
java version "1.7.0_75"
OpenJDK Runtime Environment (amzn-2.5.4.0.53.amzn1-x86_64 u75-b13)
OpenJDK 64-Bit Server VM (build 24.75-b04, mixed mode)