001package votorola.g.hold; // Copyright 2010, Michael Allan.  Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Votorola Software"), to deal in the Votorola Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicence, and/or sell copies of the Votorola Software, and to permit persons to whom the Votorola Software is furnished to do so, subject to the following conditions: The preceding copyright notice and this permission notice shall be included in all copies or substantial portions of the Votorola Software. THE VOTOROLA SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE VOTOROLA SOFTWARE OR THE USE OR OTHER DEALINGS IN THE VOTOROLA SOFTWARE.
002
003import votorola.g.lang.*;
004
005
006/** A hold that unwinds a spool when it is released.
007  */
008public final @ThreadSafe class SpoolHold implements Hold
009{
010
011
012    /** Constructs a SpoolHold.
013      */
014    public SpoolHold( Spool _spool ) { spool = _spool; }
015
016
017
018   // - H o l d --------------------------------------------------------------------------
019
020
021    public void release() { spool.unwind(); }
022
023
024
025//// P r i v a t e ///////////////////////////////////////////////////////////////////////
026
027
028    private final Spool spool;
029
030
031
032}