[jboss-remoting-commits] JBoss Remoting SVN: r4018 - remoting3/trunk/util/src/main/java/org/jboss/cx/remoting/util.

Author: david.lloyd(a)jboss.com Date: 2008-04-18 19:01:53 -0400 (Fri, 18 Apr 2008) New Revision: 4018 Added: remoting3/trunk/util/src/main/java/org/jboss/cx/remoting/util/NamingThreadFactory.java Log: Naming thread factory class Added: remoting3/trunk/util/src/main/java/org/jboss/cx/remoting/util/NamingThreadFactory.java =================================================================== --- remoting3/trunk/util/src/main/java/org/jboss/cx/remoting/util/NamingThreadFactory.java (rev 0) +++ remoting3/trunk/util/src/main/java/org/jboss/cx/remoting/util/NamingThreadFactory.java 2008-04-18 23:01:53 UTC (rev 4018) @@ -0,0 +1,35 @@ +package org.jboss.cx.remoting.util; + +import java.util.concurrent.ThreadFactory; + +/** + * A wrapper {@code ThreadFactory} that gives the threads a sensible name. + */ +public final class NamingThreadFactory implements ThreadFactory { + private final ThreadFactory delegate; + private final String namePattern; + + /** + * Create a new instance. The pattern is a format string such as one would provide to + * {@link String#format(String, Object[])}. The format string should contain one {@code %s} which will be replaced + * with the original thread name. + * + * @param delegate the thread factory to actually use to produce the thread + * @param namePattern the name pattern to apply + */ + public NamingThreadFactory(final ThreadFactory delegate, final String namePattern) { + this.delegate = delegate; + this.namePattern = namePattern; + } + + public Thread newThread(final Runnable r) { + final Thread thread = delegate.newThread(r); + final String originalName = thread.getName(); + try { + thread.setName(String.format(namePattern, originalName)); + } catch (SecurityException ex) { + // oh well, we tried + } + return thread; + } +}