[jboss-svn-commits] JBoss Common SVN: r3366 - jboss-logmanager/trunk/src/main/java/org/jboss/logmanager.

[jboss-svn-commits at lists.jboss.org]

Author: david.lloyd at jboss.com
Date: 2009-07-09 23:04:25 -0400 (Thu, 09 Jul 2009)
New Revision: 3366

Added:
   jboss-logmanager/trunk/src/main/java/org/jboss/logmanager/LogContextSelectorService.java
Modified:
   jboss-logmanager/trunk/src/main/java/org/jboss/logmanager/ClassLoaderLogContextSelector.java
Log:
Add container support for the classloader log context selector

Modified: jboss-logmanager/trunk/src/main/java/org/jboss/logmanager/ClassLoaderLogContextSelector.java
===================================================================
--- jboss-logmanager/trunk/src/main/java/org/jboss/logmanager/ClassLoaderLogContextSelector.java	2009-07-10 02:55:59 UTC (rev 3365)
+++ jboss-logmanager/trunk/src/main/java/org/jboss/logmanager/ClassLoaderLogContextSelector.java	2009-07-10 03:04:25 UTC (rev 3366)
@@ -52,6 +52,13 @@
         this.defaultSelector = defaultSelector;
     }
 
+    /**
+     * Construct a new instance.  If no matching log context is found, the system context is used.
+     */
+    public ClassLoaderLogContextSelector() {
+        this(LogContext.DEFAULT_LOG_CONTEXT_SELECTOR);
+    }
+
     private static final class Gateway extends SecurityManager {
         protected Class[] getClassContext() {
             return super.getClassContext();

Added: jboss-logmanager/trunk/src/main/java/org/jboss/logmanager/LogContextSelectorService.java
===================================================================
--- jboss-logmanager/trunk/src/main/java/org/jboss/logmanager/LogContextSelectorService.java	                        (rev 0)
+++ jboss-logmanager/trunk/src/main/java/org/jboss/logmanager/LogContextSelectorService.java	2009-07-10 03:04:25 UTC (rev 3366)
@@ -0,0 +1,72 @@
+/*
+ * JBoss, Home of Professional Open Source.
+ * Copyright 2009, Red Hat Middleware LLC, and individual contributors
+ * as indicated by the @author tags. See the copyright.txt file in the
+ * distribution for a full listing of individual contributors.
+ *
+ * This is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as
+ * published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * This software is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this software; if not, write to the Free
+ * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
+ */
+
+package org.jboss.logmanager;
+
+import java.util.concurrent.atomic.AtomicBoolean;
+
+/**
+ * A container-friendly service which will manage the installation of a
+ * {@link LogContextSelector} into the log system.  Only one such service
+ * may be active at a time, or an error will result.
+ */
+public final class LogContextSelectorService {
+    private LogContextSelector selector;
+    private static final AtomicBoolean oneInstalled = new AtomicBoolean();
+
+    /**
+     * Get the selector to install.
+     *
+     * @return the selector
+     */
+    public LogContextSelector getSelector() {
+        return selector;
+    }
+
+    /**
+     * Set the selector to install.
+     *
+     * @param selector the selector
+     */
+    public void setSelector(final LogContextSelector selector) {
+        this.selector = selector;
+    }
+
+    /**
+     * Install the selector.
+     */
+    public void start() {
+        if (oneInstalled.getAndSet(true)) {
+            throw new IllegalStateException("A log context selector is already installed");
+        }
+        LogContext.setLogContextSelector(selector);
+    }
+
+    /**
+     * Uninstall the selector.
+     */
+    public void stop() {
+        if (oneInstalled.getAndSet(false)) {
+            LogContext.setLogContextSelector(LogContext.DEFAULT_LOG_CONTEXT_SELECTOR);
+        }
+    }
+}