Available on jvm
new(param1:FileChannel, param2:Int64, param3:Int64, param4:Bool)
new(param1:AsynchronousFileChannel, param2:Int64, param3:Int64, param4:Bool)
acquiredBy():Channel
finalchannel():FileChannel
finalclose():Void
finalisShared():Bool
isValid():Bool
finaloverlaps(param1:Int64, param2:Int64):Bool
finalposition():Int64
release():Void
finalsize():Int64
finaltoString():String