-import java.util.Date;\r
-import java.util.Enumeration;\r
-import java.util.Hashtable;\r
-import java.util.Vector;\r
-\r
-import org.umu.cops.common.COPSDebug;\r
-import org.umu.cops.stack.COPSClientCloseMsg;\r
-import org.umu.cops.stack.COPSDecisionMsg;\r
-import org.umu.cops.stack.COPSError;\r
-import org.umu.cops.stack.COPSException;\r
-import org.umu.cops.stack.COPSHandle;\r
-import org.umu.cops.stack.COPSHeader;\r
-import org.umu.cops.stack.COPSKAMsg;\r
-import org.umu.cops.stack.COPSMsg;\r
-import org.umu.cops.stack.COPSSyncStateMsg;\r
-import org.umu.cops.stack.COPSTransceiver;\r