net.java.truevfs.kernel.impl.NeedsWriteLockException.scala Maven / Gradle / Ivy

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Implements the API for accessing the federated virtual file system space. This reference implementation can get overridden by providing another file system manager factory implementation with a higher priority on the class path.

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/*
 * Copyright (C) 2005-2012 Schlichtherle IT Services.
 * All rights reserved. Use is subject to license terms.
 */
package net.java.truevfs.kernel.impl

import net.java.truecommons.shed._

/** Indicates that an operation needs to get write locked before it can get
  * retried.
  *
  * @author Christian Schlichtherle
  */
private final class NeedsWriteLockException private ()
extends ControlFlowException(false) with Immutable

private object NeedsWriteLockException {
  import ControlFlowException._

  private[this] val instance = new NeedsWriteLockException

  def apply() = if (isTraceable) new NeedsWriteLockException else instance
}