Exception in thread "main" java.lang.UnsupportedClassVersionError: org/apache/hadoop/mapred/JobConf : Unsupported major.minor version 52.0

java version "1.7.0_111"
OpenJDK Runtime Environment (rhel-2.6.7.2.el7_2-x86_64 u111-b01)
OpenJDK 64-Bit Server VM (build 24.111-b01, mixed mode)

javac 1.7.0_111