Replaced getter methods with properties (because of fixed compiler bugs)

examples/example-vfs/src/FileSystem.kt

@@ -72,7 +72,7 @@ public object FileSystem {
      */
     public fun addWatchedDirectory(dir : VirtualFile) {
         assertCanRead()
-        if (dir.isDirectory()) {
+        if (dir.isDirectory) {
             watchedDirectories.add(dir)
             scanAndAddRecursivelyNoEvents(dir)
 
@@ -135,7 +135,7 @@ private class VirtualFileInfo(file : VirtualFile) {
     val children : List<VirtualFile> = ArrayList<VirtualFile>;
 
     {
-        children.addAll(file.children())
-        lastModified = file.modificationTime()
+        children.addAll(file.children)
+        lastModified = file.modificationTime
     }
 }

examples/example-vfs/src/Main.kt

@@ -27,7 +27,7 @@ fun main(args : Array<String>) {
             println(event)
             if (event is VirtualFileChangedEvent) {
                 // FIXME explicit type casting to avoid overload ambiguity (KT-1461)
-                println("new file size is ${(event as VirtualFileChangedEvent).file.size()}")
+                println("new file size is ${(event as VirtualFileChangedEvent).file.size}")
             }
     }
 

examples/example-vfs/src/RefreshQueue.kt

@@ -54,9 +54,9 @@ internal object RefreshQueue {
         if (fileInfo == null) {
             return
         }
-        if (file.isDirectory()) {
+        if (file.isDirectory) {
             val oldChildren = fileInfo.children
-            val newChildren = file.children()
+            val newChildren = file.children
 
 
             val addedChildren = listDifference(newChildren, oldChildren)
@@ -71,7 +71,7 @@ internal object RefreshQueue {
 
             commonChildren.forEach{ refreshFile(it) }
         } else {
-            val newModificationTime = file.modificationTime()
+            val newModificationTime = file.modificationTime
             if (fileInfo.lastModified != newModificationTime) {
                 fileInfo.lastModified = newModificationTime
 

examples/example-vfs/src/VirtualFile.kt

@@ -13,31 +13,29 @@ import kotlin.util.*
  * Abstract virtual file.
  */
 public abstract class VirtualFile(public val path : String) {
-    // FIXME this method should be replaced with val (KT-1168, KT-1170)
-    protected abstract fun kind() : String
+    protected abstract val kind : String
 
-    // FIXME these abstract methods should be replaced with vals (KT-1165)
     /**
      * Returns file size.
      */
-    public abstract fun size() : Long
+    public abstract val size : Long
     /**
      * Returns the time that the virtual file was last modified (milliseconds since
      * the epoch (00:00:00 GMT, January 1, 1970).
      */
-    public abstract fun modificationTime() : Long
+    public abstract val modificationTime : Long
     /**
      * Returns if virtual file exists.
      */
-    public abstract fun exists() : Boolean
+    public abstract val exists : Boolean
     /**
      * Returns if virtual file is directory
      */
-    public abstract fun isDirectory() : Boolean
+    public abstract val isDirectory : Boolean
     /**
      * Returns list of virtual files which are children for this.
      */
-    public abstract fun children() : List<VirtualFile>
+    public abstract val children : List<VirtualFile>
 
     /**
      * Opens input stream for reading. After reading, stream should be closed.
@@ -46,16 +44,16 @@ public abstract class VirtualFile(public val path : String) {
     public abstract fun openInputStream() : InputStream
 
     fun equals(other : Any?) : Boolean {
-        return other is VirtualFile && kind() == other.kind() && path == other.path
+        return other is VirtualFile && kind == other.kind && path == other.path
     }
 
     fun hashCode() : Int {
         // FIXME rewrite without casting when it will be possible
-        return (kind() as java.lang.String).hashCode() * 31 + (path as java.lang.String).hashCode()
+        return (kind as java.lang.String).hashCode() * 31 + (path as java.lang.String).hashCode()
     }
 
     fun toString(): String {
-        return "${kind()}[path=$path]"
+        return "${kind}[path=$path]"
     }
 }
 
@@ -63,32 +61,37 @@ public abstract class VirtualFile(public val path : String) {
  * Type of virtual file which corresponds to real file in file system of OS.
  */
 public class PhysicalVirtualFile(path : String) : VirtualFile(path) {
-    override public fun kind() : String = "Physical"
+    override public val kind : String = "Physical"
 
     private val ioFile : File
         get() = File(this.path.toSystemDependentPath())
 
-    override public fun exists(): Boolean {
+    override public val exists: Boolean
+    get() {
         FileSystem.assertCanRead()
         return ioFile.exists()
     }
 
-    override public fun size(): Long {
+    override public val size: Long
+    get() {
         FileSystem.assertCanRead()
         return ioFile.length()
     }
 
-    override public fun modificationTime(): Long {
+    override public val modificationTime: Long
+    get() {
         FileSystem.assertCanRead()
         return ioFile.lastModified()
     }
 
-    override public fun isDirectory(): Boolean {
+    override public val isDirectory: Boolean
+    get() {
         FileSystem.assertCanRead()
         return ioFile.isDirectory()
     }
 
-    override public fun children(): List<VirtualFile> {
+    override public val children: List<VirtualFile>
+    get() {
         FileSystem.assertCanRead()
         return (ioFile.listFiles() ?: array<File?>()).
                 map{ FileSystem.getFileByIoFile(it.sure()) }?.toList()
@@ -96,7 +99,7 @@ public class PhysicalVirtualFile(path : String) : VirtualFile(path) {
 
     override public fun openInputStream(): InputStream {
         FileSystem.assertCanRead()
-        if (isDirectory()) {
+        if (isDirectory) {
             throw IllegalArgumentException("Can't open directory for reading");
         }
         return CheckedInputStream(FileInputStream(ioFile))