code: private void delete(final DiffBlock curA)
  	{
  
  		// Delete (C S E)
  		DiffPart action = new DiffPart(DiffAction.DELETE);
  
  		// S
  		action.setStart(version.length());
  		codecData.checkBlocksizeS(version.length());
  
  		// E
  		action.setLength(curA.getRevAEnd() - curA.getRevAStart());
  		codecData.checkBlocksizeE(action.getLength());
  
  		diff.add(action);
  	}
docs: Creates a delete operation.
  
  @param curA
  Reference to the block A
  
  @throws UnsupportedEncodingException
  if the character encoding is unsupported