Revert in Kotlin

Author: harrryr

awsagentprovider/src/main/java/software/amazon/opentelemetry/javaagent/providers/AwsSpanProcessingUtil.java

@@ -109,7 +109,7 @@ static String getEgressOperation(SpanData span) {
    * @return the first part from the http target. Eg, /payment
    */
   static String extractAPIPathValue(String httpTarget) {
-    if (httpTarget == null || !httpTarget.isPresent()) {
+    if (httpTarget == null || httpTarget.isEmpty()) {
       return "/";
     }
     String[] paths = httpTarget.split("/");

awsagentprovider/src/main/java/software/amazon/opentelemetry/javaagent/providers/ScopeBasedPeriodicMetricReader.java

@@ -200,7 +200,7 @@ CompletableResultCode doRun() {
       if (exportAvailable.compareAndSet(true, false)) {
         try {
           Collection<MetricData> metricData = collectionRegistration.collectAllMetrics();
-          if (!metricData.isPresent()) {
+          if (metricData.isEmpty()) {
             logger.log(Level.FINE, "No metric data to export - skipping export.");
             flushResult.succeed();
             exportAvailable.set(true);

buildSrc/src/main/kotlin/software/amazon/adot/GradleUtils.kt

@@ -9,7 +9,7 @@ import com.google.cloud.tools.jib.gradle.JibExtension
 fun JibExtension.configureImages(sourceImage:String, destinationImage: String, localDocker: Boolean, multiPlatform: Boolean, tags: Set<String> = setOf<String>()) {
   to {
     image = destinationImage
-    if (tags.isPresent()) {
+    if (!tags.isEmpty()) {
       this.tags = tags;
     }
   }