Removed compiler error and code cleanup

Author: LorenzBuehmann

sansa-examples-spark/src/main/scala/net/sansa_stack/examples/spark/ml/mining/MineRules.scala

@@ -39,7 +39,7 @@ object MineRules {
     know.sethdfsPath(hdfsPath)
     know.setKbSrc(input)
 
-    know.setKbGraph(RDFGraphLoader.loadFromFile(know.getKbSrc(), spark.sparkContext, 2))
+    know.setKbGraph(RDFGraphLoader.loadFromFile(input, spark.sparkContext, 2))
     know.setDFTable(DfLoader.loadFromFileDF(know.getKbSrc, spark.sparkContext, spark.sqlContext, 2))
 
     val algo = new Algorithm(know, 0.01, 3, 0.1, hdfsPath)

sansa-examples-spark/src/main/scala/net/sansa_stack/examples/spark/query/Sparqlify.scala

@@ -43,17 +43,17 @@ object Sparqlify {
     val lang = Lang.NTRIPLES
     val graphRdd = spark.rdf(lang)(input)
 
-    val checkendpoint = endpoint match {
-      case j if(endpoint) =>
+    endpoint match {
+      case j if endpoint =>
         val partitions = RdfPartitionUtilsSpark.partitionGraph(graphRdd)
         val rewriter = SparqlifyUtils3.createSparqlSqlRewriter(spark, partitions)
 
         val port = 7531
 
         val qef = new QueryExecutionFactorySparqlifySpark(spark, rewriter)
         val server = FactoryBeanSparqlServer.newInstance.setSparqlServiceFactory(qef).setPort(port).create()
-        if (Desktop.isDesktopSupported()) {
-          Desktop.getDesktop().browse(new URI("http://localhost:" + port + "/sparql"));
+        if (Desktop.isDesktopSupported) {
+          Desktop.getDesktop.browse(URI.create("http://localhost:" + port + "/sparql"))
         }
         server.join()
       case _ =>
@@ -77,11 +77,11 @@ object Sparqlify {
       action((x, c) => c.copy(in = x)).
       text("path to file that contains the data (in N-Triples format)")
 
-    opt[String]('q', "sparql").optional().valueName("query").
+    opt[String]('q', "sparql").optional().valueName("<query>").
       action((x, c) => c.copy(sparql = x)).
       text("a SPARQL query")
 
-    opt[Boolean]('e', "endpoint").optional().valueName("SPARQL endoint enabled").
+    opt[Boolean]('e', "endpoint").optional().valueName("SPARQL endpoint enabled").
       action((x, c) => c.copy(endpoint = x)).
       text("enable SPARQL endpoint , default:'enabled'")
 
@@ -90,11 +90,11 @@ object Sparqlify {
       text("port that SPARQL endpoint will be exposed, default:'7531'")
 
     checkConfig(c =>
-      if (c.endpoint == false && c.sparql.isEmpty) failure("Option --sparql must not be empty if endpoint is disabled")
+      if (!c.endpoint && c.sparql.isEmpty) failure("Option --sparql must not be empty if endpoint is disabled")
       else success)
 
     checkConfig(c =>
-      if (c.endpoint == true && c.port.isEmpty) failure("Option --port ust not be empty if endpoint is enabled")
+      if (c.endpoint && c.port.isEmpty) failure("Option --port ust not be empty if endpoint is enabled")
       else success)
 
     help("help").text("prints this usage text")