Cleanup

Author: ctmay4

build.gradle

@@ -15,12 +15,14 @@ description = 'Java client library for SEER*API'
 
 println "Starting build using ${Jvm.current()}"
 
-// UTF-8 for all compilation tasks
-[compileJava, compileTestJava]*.options*.encoding = 'UTF-8'
-
-// fail the build if there are compiler warnings
 tasks.withType(JavaCompile) {
-    options.compilerArgs << "-Xlint:all" << "-Xlint:-processing" << "-Xlint:-serial" << "-Werror"
+    options.encoding = 'UTF-8'
+    options.compilerArgs << "-Xlint:all" << "-Xlint:-serial" << "-Werror"
+}
+
+java {
+    sourceCompatibility = JavaVersion.VERSION_1_8
+    targetCompatibility = JavaVersion.VERSION_1_8
 }
 
 repositories {