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diff --git a/Master/Reference Architectures and Patterns/EJB 3.0 Code/Gerald Examples/src/examples/session/stateful/CountCallbacks.java b/Master/Reference Architectures and Patterns/EJB 3.0 Code/Gerald Examples/src/examples/session/stateful/CountCallbacks.java
new file mode 100644
index 0000000..d6f6aa1
--- /dev/null
+++ b/Master/Reference Architectures and Patterns/EJB 3.0 Code/Gerald Examples/src/examples/session/stateful/CountCallbacks.java
@@ -0,0 +1,53 @@
+package examples.session.stateful;

+

+import javax.ejb.InvocationContext;

+import javax.ejb.PostActivate;

+import javax.ejb.PrePassivate;

+import javax.annotation.PostConstruct;

+import javax.annotation.PreDestroy;

+

+/**

+ * This class is a lifecycle callback interceptor for the Count bean. 

+ * The callback methods simply print a message when invoked by the 

+ * container.

+ */

+public class CountCallbacks {

+

+    public CountCallbacks() {}

+    /**

+     * Called by the container after construction

+     */

+    @PostConstruct

+    public void construct(InvocationContext ctx) throws Exception {       

+        System.out.println("cb:construct() ");

+        ctx.proceed();

+    }

+    

+    /**

+     * Called by the container after activation

+     */

+    @PostActivate

+    public void activate(InvocationContext ctx) throws Exception {

+        System.out.println("cb:activate()");

+        ctx.proceed();

+    }

+    

+    /**

+     * Called by the container before passivation

+     */

+    @PrePassivate

+    public void passivate(InvocationContext ctx) throws Exception {

+        System.out.println("cb:passivate()");

+        ctx.proceed();

+    }

+    

+    /**

+     * Called by the container before destruction

+     */

+    @PreDestroy

+    public void destroy(InvocationContext ctx) throws Exception {

+        System.out.println("cb:destroy()");

+        ctx.proceed();

+    }

+    

+}