diff --git a/src/enhance/MainEnhancer.java b/src/enhance/MainEnhancer.java
new file mode 100644
index 0000000..791f664
--- /dev/null
+++ b/src/enhance/MainEnhancer.java
@@ -0,0 +1,24 @@
+package enhance;
+
+import javax.jdo.JDOEnhancer;
+import javax.jdo.JDOHelper;
+import javax.servlet.annotation.WebServlet;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+@WebServlet("/servlet/enhance.MainEnhancer")
+public class MainEnhancer {
+
+	private static final Logger LOG = LoggerFactory.getLogger(MainEnhancer.class);
+
+	public static void main(String[] args) {
+		// TODO Auto-generated method stub
+		JDOEnhancer enhancer=JDOHelper.getEnhancer();
+		enhancer.setVerbose(true);
+		enhancer.addPersistenceUnit("moumiPU");
+		enhancer.enhance();
+
+		System.out.println("enhance complete !!!!!");
+	}
+}