svn: Convert "WorkingCopy" to kotlin

plugins/svn4idea/src/org/jetbrains/idea/svn/WorkingCopy.kt

@@ -1,51 +1,18 @@
-// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
-package org.jetbrains.idea.svn;
+// Copyright 2000-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
+package org.jetbrains.idea.svn
 
-import org.jetbrains.annotations.NotNull;
-import org.jetbrains.idea.svn.api.Url;
+import org.jetbrains.idea.svn.api.Url
 
-import java.io.File;
+import java.io.File
 
-public class WorkingCopy {
-  private final boolean myIs17Copy;
-  @NotNull private final File myFile;
-  @NotNull private final Url myUrl;
+// TODO: is17Copy is currently true in all constructor usages - remove this field and revise is17Copy() usages
+class WorkingCopy(val file: File, val url: Url, val is17Copy: Boolean) {
+  override fun equals(other: Any?): Boolean {
+    if (this === other) return true
+    if (other !is WorkingCopy) return false
 
-  // TODO: is17Copy is currently true in all constructor usages - remove this field and revise is17Copy() usages
-  public WorkingCopy(@NotNull File file, @NotNull Url url, boolean is17Copy) {
-    myFile = file;
-    myUrl = url;
-    myIs17Copy = is17Copy;
+    return file == other.file
   }
 
-  @NotNull
-  public File getFile() {
-    return myFile;
-  }
-
-  @NotNull
-  public Url getUrl() {
-    return myUrl;
-  }
-
-  @Override
-  public boolean equals(Object o) {
-    if (this == o) return true;
-    if (o == null || getClass() != o.getClass()) return false;
-
-    WorkingCopy that = (WorkingCopy)o;
-
-    if (!myFile.equals(that.myFile)) return false;
-
-    return true;
-  }
-
-  @Override
-  public int hashCode() {
-    return myFile.hashCode();
-  }
-
-  public boolean is17Copy() {
-    return myIs17Copy;
-  }
+  override fun hashCode() = file.hashCode()
 }