[Java] Only run buildScan in CI.

Author: mjpt777

build.gradle

@@ -20,19 +20,22 @@ buildscript {
 }
 
 plugins {
-    id 'com.gradle.build-scan' version '2.3'
     id 'java'
-    id 'com.github.johnrengelman.shadow' version '5.0.0' apply false
+    id 'com.gradle.build-scan' version '2.3'
     id "io.freefair.javadoc-links" version "3.2.1" apply false
-}
-
-buildScan {
-    termsOfServiceUrl = 'https://gradle.com/terms-of-service'
-    apply from: 'gradle/build-scans.gradle'
+    id 'com.github.johnrengelman.shadow' version '5.0.0' apply false
 }
 
 defaultTasks 'clean', 'build', 'shadowJar', 'install'
 
+def env = System.getenv()
+if (env.CI || env.TRAVIS) {
+    buildScan {
+        termsOfServiceUrl = 'https://gradle.com/terms-of-service'
+        apply from: 'gradle/build-scans.gradle'
+    }
+}
+
 def sbeGroup = 'uk.co.real-logic'
 def sbeVersion = file('version.txt').text.trim()
 def sbeJavaVersion = JavaVersion.VERSION_1_8