Works on JDK 11

Author: mslinn

build.sbt

@@ -104,12 +104,12 @@ libraryDependencies ++= Seq(
 
 libraryDependencies ++=  { // Newer versions of Java have had the runtime library reduced, so include missing Java dependencies
   sys.props("java.version") match {
-    case jv if jv.startsWith("11") => 
+    case jv if jv.startsWith("11") =>
 	  javacOptions += "-J--add-modules=java.xml.bind"
 	  Seq(
         "javax.xml.bind" % "jaxb-api" % "2.3.1"
       )
-	
+
 	case _ => Nil
 }}
 

demo/DemoObservables.scala

@@ -31,7 +31,7 @@ class DemoObservables(demo: Demo) {
   // Display minimal information about old blocks, show detailed information for new blocks
   val now: Long = System.currentTimeMillis
   var count = 0
-  web3j.catchUpToLatestAndSubscribeToNewBlocksFlowable(EARLIEST, false).subscribe { ethBlock =>
+  web3j.replayPastAndFutureBlocksFlowable(EARLIEST, false).subscribe { ethBlock =>
     val block = ethBlock.getBlock
     if (block.getTimestamp.longValue<now) {
       count = count + 1