response.setContentLength(length);
for (int i=0;i<ranges.size();i++)
{
InclusiveByteRange ibr = ranges.get(i);
multi.startPart(mimetype,new String[]{HttpHeader.CONTENT_RANGE+": "+header[i]});
long start=ibr.getFirst(content_length);
long size=ibr.getSize(content_length);
if (in!=null)
{