1 files changed, 80 insertions, 0 deletions
diff --git a/common/src/main/java/at/gv/egovernment/moa/logging/LoggingContextManager.java b/common/src/main/java/at/gv/egovernment/moa/logging/LoggingContextManager.java
new file mode 100644
index 000000000..f0d7b4c07
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+++ b/common/src/main/java/at/gv/egovernment/moa/logging/LoggingContextManager.java
@@ -0,0 +1,80 @@
+/*
+ * Copyright 2003 Federal Chancellery Austria
+ * MOA-ID has been developed in a cooperation between BRZ, the Federal
+ * Chancellery Austria - ICT staff unit, and Graz University of Technology.
+ *
+ * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
+ * the European Commission - subsequent versions of the EUPL (the "Licence");
+ * You may not use this work except in compliance with the Licence.
+ * You may obtain a copy of the Licence at:
+ * http://www.osor.eu/eupl/
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the Licence is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the Licence for the specific language governing permissions and
+ * limitations under the Licence.
+ *
+ * This product combines work with different licenses. See the "NOTICE" text
+ * file for details on the various modules and licenses.
+ * The "NOTICE" text file is part of the distribution. Any derivative works
+ * that you distribute must include a readable copy of the "NOTICE" text file.
+ */
+
+
+package at.gv.egovernment.moa.logging;
+
+/**
+ * Provides each thread with a single instance of <code>LoggingContext</code>.
+ * 
+ * @author Patrick Peck
+ * @version $Id$
+ */
+public class LoggingContextManager {
+  /** The single instance of this class. */
+  private static LoggingContextManager instance = null;
+  
+  /** The <code>LoggingContext</code> for each thread. */
+  private ThreadLocal context;
+  
+  /**
+   * Get the single instance of the <code>LoggingContextManager</code> class.
+   * 
+   * @return LoggingContextManager The single instance.
+   */
+  public static synchronized LoggingContextManager getInstance() {
+    if (instance == null) {
+      instance = new LoggingContextManager();
+    }
+    return instance;
+  }
+  
+  /**
+   * Creates a new <code>LoggingContextManager</code>.
+   * 
+   * Protected to disallow direct instantiation.
+   */
+  protected LoggingContextManager() {
+    context = new ThreadLocal();
+  }
+  
+  /**
+   * Set the <code>LoggingContext</code> context for the current thread.
+   * 
+   * @param ctx The <code>LoggingContext</code> for the current thread.
+   */
+  public void setLoggingContext(LoggingContext ctx) {
+    context.set(ctx);
+  }
+  
+  /**
+   * Return the <code>LoggingContext</code> for the current thread.
+   * 
+   * @return LoggingContext The <code>LoggingContext</code> for the current
+   * thread, or <code>null</code> if none has been set.
+   */
+  public LoggingContext getLoggingContext() {
+    return (LoggingContext) context.get();
+  }
+
+}