Added DateWrapper

src/main/java/org/fogbowcloud/green/server/core/greenStrategy/DateWrapper.java

+package org.fogbowcloud.green.server.core.greenStrategy;
+
+import java.util.Date;
+
+public class DateWrapper {
+
+	public long getTime() {
+		return new Date().getTime();
+	}
+	
+}