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author | nobody <nobody@ae88bc3d-4319-0410-8dbf-d08b4c9d3795> | 1997-01-01 08:00:34 +0000 |
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committer | nobody <nobody@ae88bc3d-4319-0410-8dbf-d08b4c9d3795> | 1997-01-01 08:00:34 +0000 |
commit | d9661aebab28abc0ec4fb1e716170d347d56c168 (patch) | |
tree | ecb671ab4b8e299bf5cbb8b2dfeed8a49b65fc06 /java/src/Mutex.java | |
parent | ea0d28240863caf437a18071bfd03e7b146c5ade (diff) | |
download | ATCD-unlabeled-4.3.2.tar.gz |
This commit was manufactured by cvs2svn to create branchunlabeled-4.3.2
'unlabeled-4.3.2'.
Diffstat (limited to 'java/src/Mutex.java')
-rw-r--r-- | java/src/Mutex.java | 92 |
1 files changed, 0 insertions, 92 deletions
diff --git a/java/src/Mutex.java b/java/src/Mutex.java deleted file mode 100644 index ba1e13882ae..00000000000 --- a/java/src/Mutex.java +++ /dev/null @@ -1,92 +0,0 @@ -/************************************************* - * - * = PACKAGE - * ACE.Concurrency - * - * = FILENAME - * Mutex.java - * - *@author Prashant Jain - * - *************************************************/ -package ACE.Concurrency; - -import java.util.*; -import ACE.ASX.*; - -class TimedWaitMAdapter extends TimedWait -{ - TimedWaitMAdapter (Object obj) - { - super (obj); - } - - // Check to see if the lock is currently held or not. - public boolean condition () - { - return !this.inUse_; - } - - // Acquire/Release the lock - public void inUse (boolean c) - { - this.inUse_ = c; - } - - private boolean inUse_ = false; - // The actual lock -} - - -/** - * <hr> - * <h2>SYNOPSIS</h2> - *<blockquote> - * Value added abstraction for mutex variable creation. - *</blockquote> - * - * <h2>DESCRIPTION</h2> - *<blockquote> - * A timed mutex, <em>i.e.</em> a mutex whose operations do not - * block forever and can <q>time out</q>. - *</blockquote> - */ -public class Mutex -{ - /** - * Acquire the mutex. Note that this will block. - *@exception InterruptedException exception during wait - */ - public synchronized void acquire () throws InterruptedException - { - this.monitor_.timedWait (); - this.monitor_.inUse (true); - } - - /** - * Acquire the mutex. Note that the call will return if <timeout> - * amount of time expires. - *@param tv amount of time (TimeValue) to wait before returning - * (unless operation completes before) - *@exception TimeoutException wait timed out exception - *@exception InterruptedException exception during wait - */ - public synchronized void acquire (TimeValue tv) throws - TimeoutException, InterruptedException - { - this.monitor_.timedWait (tv); - this.monitor_.inUse (true); - } - - /** - * Release the mutex. - */ - public synchronized void release () - { - this.monitor_.inUse (false); - this.monitor_.signal (); - } - - private TimedWaitMAdapter monitor_ = new TimedWaitMAdapter (this); - // The monitor (adapter) to wait on -} |