+import static org.mockito.ArgumentMatchers.anyString;
+import static org.mockito.Mockito.contains;
+import static org.mockito.Mockito.eq;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+import static org.onap.dmaap.datarouter.provisioning.BaseServlet.BEHALF_HEADER;
+
+import ch.qos.logback.classic.spi.ILoggingEvent;
+import ch.qos.logback.core.read.ListAppender;
+import jakarta.servlet.ServletInputStream;
+import jakarta.servlet.ServletOutputStream;
+import java.sql.Connection;
+import java.sql.SQLException;
+import java.util.HashSet;
+import java.util.Set;
+import javax.persistence.EntityManager;
+import javax.persistence.EntityManagerFactory;
+import javax.persistence.Persistence;
+import jakarta.servlet.http.HttpServletRequest;
+import jakarta.servlet.http.HttpServletResponse;