Replaced sure() invocations with '!!' operator in examples code.

examples/example-vfs/src/FileSystem.kt

@@ -36,7 +36,7 @@ public object FileSystem {
      */
     public fun getFileByIoFile(ioFile : File) : VirtualFile {
         FileSystem.assertCanRead()
-        return PhysicalVirtualFile(ioFile.getAbsolutePath().sure().toSystemIndependentPath())
+        return PhysicalVirtualFile(ioFile.getAbsolutePath()!!.toSystemIndependentPath())
     }
 
     /**

examples/example-vfs/src/RefreshQueue.kt

@@ -95,7 +95,7 @@ internal object RefreshQueue {
     /* Deletes file from file system recursively, notifying listeners */
     private fun deleteRecursively(file : VirtualFile) {
         val fileInfoMaybe : VirtualFileInfo? = FileSystem.fileToInfo[file.path]
-        val fileInfo = fileInfoMaybe.sure()
+        val fileInfo = fileInfoMaybe!!
         fileInfo.children.forEach{ deleteRecursively(it) }
         FileSystem.notifyEventHappened(VirtualFileDeletedEvent(file))
         FileSystem.fileToInfo.remove(file)

examples/example-vfs/src/VirtualFile.kt

@@ -94,7 +94,7 @@ public class PhysicalVirtualFile(path : String) : VirtualFile(path) {
     get() {
         FileSystem.assertCanRead()
         return (ioFile.listFiles() ?: array<File?>()).
-                map{ FileSystem.getFileByIoFile(it.sure()) }?.toList()
+                map{ FileSystem.getFileByIoFile(it!!) }?.toList()
     }
 
     override public fun openInputStream(): InputStream {
@@ -106,7 +106,7 @@ public class PhysicalVirtualFile(path : String) : VirtualFile(path) {
     }
 }
 
-private val OS_SEPARATOR = java.io.File.separator.sure()
+private val OS_SEPARATOR = java.io.File.separator!!
 private val VFS_SEPARATOR = "/"
 
 private fun String.toSystemDependentPath() : String {

examples/maven/mixed-code-hello-world/src/main/java/hello/KotlinHello.kt

@@ -3,5 +3,5 @@ package hello
 public val KotlinHelloString : String = "Hello from Kotlin!"
 
 public fun getHelloStringFromJava() : String {
-    return JavaHello.JavaHelloString.sure();
+    return JavaHello.JavaHelloString!!;
 }

examples/src/actors/src/Actors.kt

@@ -181,4 +181,4 @@ fun Executor.actor(handler: (Any)->Any?) : Actor = object: Actor(this) {
     }
 }
 
-fun singleThreadActor(handler: (Any)->Any?) : Actor = Executors.newSingleThreadExecutor().sure().actor(handler)
+fun singleThreadActor(handler: (Any)->Any?) : Actor = Executors.newSingleThreadExecutor()!!.actor(handler)

examples/src/actors/src/Main.kt

@@ -15,7 +15,7 @@ fun main(args: Array<String>) {
 
     println("Stock server started")
 
-    val executor = Executors.newFixedThreadPool(4*Runtime.getRuntime().sure().availableProcessors()).sure()
+    val executor = Executors.newFixedThreadPool(4*Runtime.getRuntime()!!.availableProcessors())!!
 
     for(i in 0..numberOfClients) {
         val client = executor.actor{ message ->

examples/src/actors/src/StatCalculator.kt

@@ -5,7 +5,7 @@ import org.jetbrains.kotlin.examples.actors.Actor
 import java.util.concurrent.Executors
 import java.util.LinkedList
 
-class StatCalculator() : Actor(Executors.newSingleThreadExecutor().sure()) {
+class StatCalculator() : Actor(Executors.newSingleThreadExecutor()!!) {
     val list = LinkedList<Long> ()
     var average = 0.toLong()
     var sum = 0.toLong()

examples/src/actors/src/StockServer.kt

@@ -7,7 +7,7 @@ import java.util.concurrent.Executors
 import java.util.HashMap
 import java.util.HashSet
 
-class StockServer(val numberOfShards : Int) : Actor(Executors.newFixedThreadPool(numberOfShards+1).sure()) {
+class StockServer(val numberOfShards : Int) : Actor(Executors.newFixedThreadPool(numberOfShards+1)!!) {
     private val stockToServer = HashMap<String,StockServerShard> ()
 
     private val statCalculator = StatCalculator()

examples/src/benchmarks/src/lockperf/LockPerf.kt

@@ -32,7 +32,7 @@ fun <T> Int.latch(op:  CountDownLatch.() -> T) : T {
 }
 
 fun main(args: Array<String>) {
-    val processors = Runtime.getRuntime().sure().availableProcessors()
+    val processors = Runtime.getRuntime()!!.availableProcessors()
     var threadNum = 1
     while(threadNum <= 1024) {
         val counter = AtomicInteger()

examples/src/benchmarks/src/spectralnorm/SpectralNorm.kt

@@ -26,7 +26,7 @@ fun spectralnormGame(n: Int) : Double {
         u[i] = 1.0
     }
 
-    val nthread = Runtime.getRuntime ().sure().availableProcessors ();
+    val nthread = Runtime.getRuntime ()!!.availableProcessors ();
     barrier = CyclicBarrier (nthread);
 
     val chunk = n / nthread

examples/src/benchmarks/src/threadring/ThreadRing.kt

@@ -43,7 +43,7 @@ fun main(args: Array<String>) {
 class TokenMessage(val nodeId : Int, value: Int, val isStop: Boolean) : AtomicInteger(value)
 
 class ThreadRing(val N: Int) {
-    val executor = Executors.newFixedThreadPool(MAX_THREADS).sure()
+    val executor = Executors.newFixedThreadPool(MAX_THREADS)!!
 
     val nodes : Array<Node> = Array<Node>(MAX_NODES+1, { (it : Int) -> Node(it+1) });
 
@@ -84,17 +84,17 @@ class ThreadRing(val N: Int) {
                             cdl.countDown()
                         } else {
                             m.set(nextValue)
-                            nextNode.sure().sendMessage(m)
+                            nextNode!!.sendMessage(m)
                         }
                         isActive = false
                     }
                     else {
                         if (m.get() == N) {
                             System.out?.println(nodeId);
-                            nextNode.sure().sendMessage(TokenMessage(nodeId, 0, true));
+                            nextNode!!.sendMessage(TokenMessage(nodeId, 0, true));
                         } else {
                             m.incrementAndGet()
-                            nextNode.sure().sendMessage(m);
+                            nextNode!!.sendMessage(m);
                         }
                     }
                 }

examples/src/guice-kotlin/src/GuiceDsl.kt

@@ -10,7 +10,7 @@ class GuiceInjectorBuilder() {
 
     fun module (config: Binder.()->Any?) : Module = object: Module {
         override fun configure(binder: Binder?) {
-            binder.sure().config()
+            binder!!.config()
         }
     }
 
@@ -22,29 +22,29 @@ class GuiceInjectorBuilder() {
         fun injector(config: GuiceInjectorBuilder.() -> Any?) : Injector {
             val collector = GuiceInjectorBuilder()
             collector.config()
-            return Guice.createInjector(collector.collected).sure()
+            return Guice.createInjector(collector.collected)!!
         }
     }
 }
 
-inline fun <T> Binder.bind() = bind(javaClass<T>()).sure()
+inline fun <T> Binder.bind() = bind(javaClass<T>())!!
 
 inline fun ScopedBindingBuilder.asSingleton() = `in`(javaClass<Singleton>())
 
-inline fun <T> AnnotatedBindingBuilder<in T>.to() = to(javaClass<T>()).sure()
+inline fun <T> AnnotatedBindingBuilder<in T>.to() = to(javaClass<T>())!!
 
-inline fun <T> AnnotatedBindingBuilder<in T>.toSingleton() = to(javaClass<T>()).sure().asSingleton()
+inline fun <T> AnnotatedBindingBuilder<in T>.toSingleton() = to(javaClass<T>())!!.asSingleton()
 
-inline fun <T> Injector.getInstance() = getInstance(javaClass<T>()).sure()
+inline fun <T> Injector.getInstance() = getInstance(javaClass<T>())!!
 
-inline fun <T> Injector.getProvider() = getProvider(javaClass<T>()).sure()
+inline fun <T> Injector.getProvider() = getProvider(javaClass<T>())!!
 
 inline fun <T,S: Provider<out T>> LinkedBindingBuilder<T>.toProvider() = toProvider(javaClass<S>())
 
 fun <T> AnnotatedBindingBuilder<T>.toProvider(provider: Injector.()->T) = toProvider(object: Provider<T> {
     [Inject] val injector : Injector? = null
 
-    override fun get(): T = injector.sure().provider()
+    override fun get(): T = injector!!.provider()
-}).sure()
+})!!
 
 fun <T> AnnotatedBindingBuilder<T>.toSingletonProvider(provider: Injector.()->T) = toProvider(provider).asSingleton()

examples/src/guice-kotlin/src/GuiceExample.kt

@@ -17,7 +17,7 @@ class StdoutLoggingService() : LoggingService(){
 class JdkLoggingService () : LoggingService() {
     protected [Inject] var jdkLogger: Logger? = null
 
-    override fun info(message: String)  = jdkLogger.sure().info(message)
+    override fun info(message: String)  = jdkLogger!!.info(message)
 }
 
 abstract class AppService(protected val mode: String) {

examples/src/luhny/solution.kt

@@ -13,7 +13,7 @@ fun applyMask(a : String) : String {
   }
   luhny.processEnd()
 
-  return luhny.output.toString().sure()
+  return luhny.output.toString()!!
 }
 
 class Luhny() {

examples/src/luhny/test.kt

@@ -147,7 +147,7 @@ fun computeLast(allButLast : String) : Char {
   return if (remainder == 0) '0' else ('0' + (10 - remainder)).toChar()
 }
 
-fun computeLast(allButLast : CharSequence) : Char = computeLast(allButLast.toString().sure())
+fun computeLast(allButLast : CharSequence) : Char = computeLast(allButLast.toString()!!)
 
 fun setRandomDigits(builder : StringBuilder, start : Int, end : Int) {
   for (i in start..end-1)
@@ -161,7 +161,7 @@ fun nonDigits() : String {
   val nonDigits = StringBuilder()
   for (i in 0..999)
     nonDigits.append((random.nextInt(68) + ':').toChar())
-  return nonDigits.toString().sure()
+  return nonDigits.toString()!!
 }
 
 fun testFormatted(delimiter : Char) {
@@ -179,7 +179,7 @@ fun formattedMask(delimiter : Char) : String {
       mask.append(delimiter)
   }
 
-  return mask.toString().sure()
+  return mask.toString()!!
 }
 
 /** Computes a random, valid card # with the specified number of digits. */
@@ -187,7 +187,7 @@ fun randomNumber(digits : Int) : String {
   val number = StringBuilder(digits)
   number.setLength(digits)
   setRandomDigits(number, 0, digits - 1)
-  number.setCharAt(digits - 1, computeLast(number.subSequence(0, digits - 1).sure()))
+  number.setCharAt(digits - 1, computeLast(number.subSequence(0, digits - 1)!!))
   return number.toString() ?: ""
 }
 
@@ -196,9 +196,9 @@ fun nestedNumber() : String {
   val number = StringBuilder(16)
   number.setLength(16);
   setRandomDigits(number, 0, 14);
-  number.setCharAt(14, computeLast(number.subSequence(1, 14).sure()))
+  number.setCharAt(14, computeLast(number.subSequence(1, 14)!!))
-  number.setCharAt(15, computeLast(number.subSequence(0, 15).sure()))
+  number.setCharAt(15, computeLast(number.subSequence(0, 15)!!))
-  return number.toString().sure()
+  return number.toString()!!
 }
 
 /** Creates a sequence of mask characters with the given length. */
@@ -211,7 +211,7 @@ fun repeatingSequence(c : Char, length : Int) : String {
   val sb = StringBuilder()
   for (i in 1..length)
     sb.append(c)
-  return sb.toString().sure()
+  return sb.toString()!!
 }
 
 class DigitSet() {
@@ -225,10 +225,10 @@ class DigitSet() {
 fun testOverlappingMatches() {
   val output = StringBuilder(randomNumber(MAX_LENGTH))
   for (i in 0..1000 - MAX_LENGTH - 1)
-    output.append(computeLast(output.subSequence(i + 1, i + MAX_LENGTH).sure()))
+    output.append(computeLast(output.subSequence(i + 1, i + MAX_LENGTH)!!))
 
   test("long sequence of overlapping, valid #s")
-  .send(output.toString().sure())
+  .send(output.toString()!!)
   .expect(mask(output.length()));
 }
 
@@ -245,7 +245,7 @@ fun nonMatchingSequence(length : Int) : String {
       val start = lastIndex - (subLength - 1);
       if (start < 0)
         break;
-      excluded.add(computeLast(builder.subSequence(start, lastIndex).sure()));
+      excluded.add(computeLast(builder.subSequence(start, lastIndex)!!));
     }
 
     // Find a digit that doesn't result in a valid card #.
@@ -256,5 +256,5 @@ fun nonMatchingSequence(length : Int) : String {
     builder.append(digit);
   }
 
-  return builder.toString().sure()
+  return builder.toString()!!
 }

examples/src/nettyserver/src/Main.kt

@@ -23,7 +23,7 @@ fun main(args : Array<String>) {
                 response.content = "Hello, World!"
             }
             POST {
-                response.content = "You said: ${request.getContent().sure().toString(Charset.defaultCharset())}"
+                response.content = "You said: ${request.getContent()!!.toString(Charset.defaultCharset())}"
             }
         }
 

examples/src/nettyserver/src/Netty.kt

@@ -35,7 +35,7 @@ fun HttpResponse.set(header: String, value: Any?) : Unit {
 var HttpResponse.content : Any?
     get() = throw UnsupportedOperationException()
     set(c: Any?) {
-        val buffer = ChannelBuffers.copiedBuffer(c.toString(), CharsetUtil.UTF_8).sure()
+        val buffer = ChannelBuffers.copiedBuffer(c.toString(), CharsetUtil.UTF_8)!!
         setContent(buffer)
         setHeader("Content-Length", buffer.readableBytes())
     }

examples/src/nettyserver/src/Request.kt

@@ -21,8 +21,8 @@ import org.jboss.netty.channel.ChannelFuture
 class RequestResponse(e: MessageEvent) {
     val request  = e.getMessage() as HttpRequest
     val response = DefaultHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.FORBIDDEN)
-    val channel  = e.getChannel().sure()
+    val channel  = e.getChannel()!!
-    val path     = request.getUri().sure().sanitizeUri()
+    val path     = request.getUri()!!.sanitizeUri()
 
     fun setError(status: HttpResponseStatus?) {
         response.setStatus(status)
@@ -43,8 +43,8 @@ class RequestResponse(e: MessageEvent) {
     }
 
     fun write() =
-        if(response.getStatus().sure().getCode() >= 400) {
+        if(response.getStatus()!!.getCode() >= 400) {
-            channel.write(response).sure().addListener(ChannelFutureListener.CLOSE)
+            channel.write(response)!!.addListener(ChannelFutureListener.CLOSE)
         }
         else {
             channel.write(response)

examples/src/nettyserver/src/RestProcessor.kt

@@ -21,11 +21,11 @@ class RestProcessor(val prefix: String, val builder: RestBuilder) : Processor {
         if(request.path.startsWith(prefix)) {
             if(request.request.getMethod() == HttpMethod.GET && builder.onGet != null) {
                 request.ok()
-                request.(builder.onGet.sure())()
+                request.(builder.onGet!!)()
             }
             else if(request.request.getMethod() == HttpMethod.POST && builder.onPost != null) {
                 request.ok()
-                request.(builder.onPost.sure())()
+                request.(builder.onPost!!)()
             }
             else {
                 request.setError(HttpResponseStatus.METHOD_NOT_ALLOWED)

examples/src/swing/SwingBuilder.kt

@@ -52,26 +52,26 @@ fun JButton(text : String, action : (ActionEvent) -> Unit) : JButton {
   val result = JButton(text)
   result.addActionListener(object : ActionListener {
       override fun actionPerformed(e: ActionEvent?) {
-          action(e.sure())
+          action(e!!)
       }
   })
   return result
 }
 
 var JFrame.title : String
-  get() = getTitle().sure()
+  get() = getTitle()!!
   set(t) {setTitle(t)}
 
 var JFrame.size : #(Int, Int)
-  get() = #(getSize().sure().getWidth().toInt(), getSize().sure().getHeight().toInt())
+  get() = #(getSize()!!.getWidth().toInt(), getSize()!!.getHeight().toInt())
   set(dim) {setSize(Dimension(dim._1, dim._2))}
 
 var JFrame.height : Int
-  get() = getSize().sure().getHeight().toInt()
+  get() = getSize()!!.getHeight().toInt()
   set(h) {setSize(width, h)}
 
 var JFrame.width : Int
-  get() = getSize().sure().getWidth().toInt()
+  get() = getSize()!!.getWidth().toInt()
   set(w) {setSize(height, w)}
 
 var JFrame.defaultCloseOperation : Int