try {
percentManager.setDimension(l);
RtfAttributes rtfAttr = TextAttributesConverter.convertLeaderAttributes(
l, percentManager);
IRtfTextrunContainer container
= (IRtfTextrunContainer)builderContext.getContainer(
IRtfTextrunContainer.class, true, this);
RtfTextrun textrun = container.getTextrun();
textrun.addLeader(rtfAttr);
} catch (IOException e) {
log.error("startLeader: " + e.getMessage());
throw new RuntimeException(e.getMessage());