UnoRuntime.queryInterface(XActiveDataSource.class, ostream);
XActiveDataSource xdSmo = (XActiveDataSource)
UnoRuntime.queryInterface(XActiveDataSource.class, mostream);
XOutputStream moStream = (XOutputStream)
UnoRuntime.queryInterface(XOutputStream.class, mostream);
XOutputStream PipeOut = (XOutputStream)
UnoRuntime.queryInterface(XOutputStream.class, aPipe);
XInputStream PipeIn = (XInputStream)
UnoRuntime.queryInterface(XInputStream.class, aPipe);
xdSo.setOutputStream(moStream);