add export Jar gradle task

Author: James Lee

build.gradle

@@ -22,3 +22,20 @@ dependencies {
     compile group: 'org.apache.spark', name: 'spark-core_2.10', version: '2.0.0'
     compile group: 'org.apache.spark', name: 'spark-sql_2.10', version: '2.1.0'
 }
+
+
+jar {
+    zip64 true
+    archiveName = "StackOverFlowSurvey-spark.jar"
+    from {
+        configurations.compile.collect {
+            it.isDirectory() ? it : zipTree(it)
+        }
+    }
+    manifest {
+        attributes 'Main-Class': 'com.sparkTutorial.sparkSql.StackOverFlowSurvey'
+    }
+
+    exclude 'META-INF/*.RSA', 'META-INF/*.SF','META-INF/*.DSA'
+
+}