Mercurial > hg > blitz_stable
annotate src/EDU/oswego/cs/dl/util/concurrent/DefaultChannelCapacity.java @ 8:fa7203ea1622
Remove some dead code (Dave Brosius)
author | Dan Creswell <dan.creswell@gmail.com> |
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date | Sat, 23 May 2009 11:27:41 +0100 |
parents | 3dc0c5604566 |
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1 /* |
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2 File: DefaultChannelCapacity.java |
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3 |
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4 Originally written by Doug Lea and released into the public domain. |
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5 This may be used for any purposes whatsoever without acknowledgment. |
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6 Thanks for the assistance and support of Sun Microsystems Labs, |
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7 and everyone contributing, testing, and using this code. |
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8 |
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9 History: |
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10 Date Who What |
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11 11Jun1998 dl Create public version |
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12 */ |
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13 |
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14 package EDU.oswego.cs.dl.util.concurrent; |
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15 |
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16 /** |
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17 * A utility class to set the default capacity of |
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18 * BoundedChannel |
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19 * implementations that otherwise require a capacity argument |
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20 * @see BoundedChannel |
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21 * [<a href="http://gee.cs.oswego.edu/dl/classes/EDU/oswego/cs/dl/util/concurrent/intro.html"> Introduction to this package. </a>] <p> |
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22 **/ |
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23 |
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24 public class DefaultChannelCapacity { |
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25 |
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26 /** The initial value of the default capacity is 1024 **/ |
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27 public static final int INITIAL_DEFAULT_CAPACITY = 1024; |
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28 |
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29 /** the current default capacity **/ |
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30 private static final SynchronizedInt defaultCapacity_ = |
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31 new SynchronizedInt(INITIAL_DEFAULT_CAPACITY); |
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32 |
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33 /** |
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34 * Set the default capacity used in |
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35 * default (no-argument) constructor for BoundedChannels |
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36 * that otherwise require a capacity argument. |
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37 * @exception IllegalArgumentException if capacity less or equal to zero |
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38 */ |
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39 public static void set(int capacity) { |
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40 if (capacity <= 0) throw new IllegalArgumentException(); |
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41 defaultCapacity_.set(capacity); |
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42 } |
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43 |
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44 /** |
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45 * Get the default capacity used in |
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46 * default (no-argument) constructor for BoundedChannels |
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47 * that otherwise require a capacity argument. |
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48 * Initial value is <code>INITIAL_DEFAULT_CAPACITY</code> |
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49 * @see #INITIAL_DEFAULT_CAPACITY |
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50 */ |
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51 public static int get() { |
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52 return defaultCapacity_.get(); |
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53 } |
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54 } |