assertNotNull(m1.getDataStructure());
assertEquals(((ConnectionInfo)m1.getDataStructure()).getConnectionId(), connectionInfo2.getConnectionId());
// Close the second connection.
connection2.send(closeConnectionInfo(connectionInfo2));
connection2.stop();
// We should get an advisory of the second connection closing
m1 = receiveMessage(connection1);
assertNotNull(m1);
assertNotNull(m1.getDataStructure());