added more comments

Author: marinakog

integration-tests/src/test/java/oracle/kubernetes/operator/ITMonitoringExporter.java

@@ -693,6 +693,7 @@ private HtmlPage submitConfigureForm(
    */
   private static void gitCloneBuildMonitoringExporter() throws Exception {
     String monitoringExporterSrcDir = monitoringExporterDir + "/src";
+    // target dir for monitoring exporter webapp
     String monitoringExporterWar =
         monitoringExporterDir + "/apps/monitoringexporter/wls-exporter.war";
     if (new File(monitoringExporterWar).exists()) {
@@ -701,6 +702,8 @@ private static void gitCloneBuildMonitoringExporter() throws Exception {
       if (!new File(monitoringExporterDir).exists()) {
         Files.createDirectories(Paths.get(monitoringExporterDir));
       }
+      // make sure to always refresh the code from github, if destination dir is not empty, clean it
+      // first, clone after
       if (!monitoringExporterSrcDir.isEmpty()) {
         StringBuffer removeAndClone = new StringBuffer();
         logger.info(
@@ -718,13 +721,16 @@ private static void gitCloneBuildMonitoringExporter() throws Exception {
             .append(monitoringExporterSrcDir);
         TestUtils.exec(removeAndClone.toString());
       }
+
+      // build monitoring exporter project
       StringBuffer buildExporter = new StringBuffer();
       buildExporter
           .append("cd " + monitoringExporterSrcDir)
           .append(" && ")
           .append(" mvn clean install --log-file output.txt");
       TestUtils.exec(buildExporter.toString());
 
+      // build monitoring monitoring exporter webapp
       StringBuffer buildExporterWAR = new StringBuffer();
       buildExporterWAR
           .append("cd " + monitoringExporterSrcDir + "/webapp")
@@ -734,13 +740,15 @@ private static void gitCloneBuildMonitoringExporter() throws Exception {
           .append(" --log-file output1.txt");
       TestUtils.exec(buildExporterWAR.toString());
 
+      // build coordinator image
       StringBuffer buildCoordinatorImage = new StringBuffer();
       buildCoordinatorImage
           .append("cd " + monitoringExporterSrcDir + "/config_coordinator")
           .append(" && ")
           .append(" docker build -t config_coordinator . ");
       TestUtils.exec(buildCoordinatorImage.toString());
 
+      // copy created war file to desired destination
       buildExporterWAR = new StringBuffer();
       buildExporterWAR
           .append(" mkdir " + monitoringExporterDir + "/apps")

integration-tests/src/test/resources/exporter/rest_webapp.yml

@@ -1,3 +1,6 @@
+# Copyright 2019, Oracle Corporation and/or its affiliates.  All rights reserved.
+# Licensed under the Universal Permissive License v 1.0 as shown at http://oss.oracle.com/licenses/upl.
+
 query_sync:
   url: http://coordinator:8999/
   refreshInterval: 5