DefaultChannelCapacity.java
- /*
- File: DefaultChannelCapacity.java
- Originally written by Doug Lea and released into the public domain.
- This may be used for any purposes whatsoever without acknowledgment.
- Thanks for the assistance and support of Sun Microsystems Labs,
- and everyone contributing, testing, and using this code.
- History:
- Date Who What
- 11Jun1998 dl Create public version
- */
- package org.dbunit.util.concurrent;
- import org.slf4j.Logger;
- import org.slf4j.LoggerFactory;
- /**
- * A utility class to set the default capacity of
- * BoundedChannel
- * implementations that otherwise require a capacity argument
- * @see BoundedChannel
- * [<a href="http://gee.cs.oswego.edu/dl/classes/EDU/oswego/cs/dl/util/concurrent/intro.html"> Introduction to this package. </a>] <p>
- *
- * @author Doug Lea
- * @author Last changed by: $Author$
- * @version $Revision$ $Date$
- * @since ? (pre 2.1)
- */
- public class DefaultChannelCapacity {
- /**
- * Logger for this class
- */
- private static final Logger logger = LoggerFactory.getLogger(DefaultChannelCapacity.class);
- /** The initial value of the default capacity is 1024 **/
- public static final int INITIAL_DEFAULT_CAPACITY = 1024;
- /** the current default capacity **/
- private static final SynchronizedInt defaultCapacity_ =
- new SynchronizedInt(INITIAL_DEFAULT_CAPACITY);
- /**
- * Set the default capacity used in
- * default (no-argument) constructor for BoundedChannels
- * that otherwise require a capacity argument.
- * @exception IllegalArgumentException if capacity less or equal to zero
- */
- public static void set(int capacity) {
- logger.debug("set(capacity={}) - start", String.valueOf(capacity));
- if (capacity <= 0) throw new IllegalArgumentException();
- defaultCapacity_.set(capacity);
- }
- /**
- * Get the default capacity used in
- * default (no-argument) constructor for BoundedChannels
- * that otherwise require a capacity argument.
- * Initial value is <code>INITIAL_DEFAULT_CAPACITY</code>
- * @see #INITIAL_DEFAULT_CAPACITY
- */
- public static int get() {
- return defaultCapacity_.get();
- }
- }