Added trace logging to the Spring configs.

git-svn-id: http://jclouds.googlecode.com/svn/trunk@2595 3d8758e0-26b5-11de-8745-db77d3ebf521

demos/gae-tweetstore-spring/src/main/java/org/jclouds/demo/tweetstore/config/LoggingConfig.java

@@ -0,0 +1,38 @@
+/**
+ *
+ * Copyright (C) 2009 Cloud Conscious, LLC. <info@cloudconscious.com>
+ *
+ * ====================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ====================================================================
+ */
+package org.jclouds.demo.tweetstore.config;
+
+import org.jclouds.logging.Logger;
+import org.jclouds.logging.Logger.LoggerFactory;
+import org.jclouds.logging.jdk.JDKLogger;
+
+/**
+ * Spring config that provides a logger.
+ * 
+ * @author Andrew Phillips
+ */
+abstract class LoggingConfig {
+    private static final LoggerFactory FACTORY = new JDKLogger.JDKLoggerFactory();
+    protected final Logger logger;
+    
+    protected LoggingConfig() {
+        logger = FACTORY.getLogger(this.getClass().getName());
+    }
+
+}