打开wfc数据源失败
url = "http://support.supermap.com.cn:8090/iserver/services/data-world/wfs200/utf-8";
DatasourceConnectionInfo dsInfo = new DatasourceConnectionInfo();
dsInfo.setEngineType(EngineType.OGC);
dsInfo.setAlias("OGC");
dsInfo.setDriver("WFC");
dsInfo.setServer(url);
Datasource ds = m_mapControl.getMap().getWorkspace().getDatasources().open(dsInfo);
获取的ds为null