q.add( new TermQuery(new Term("b",s)), Occur.MUST);
}
// q.add(new MatchAllDocsQuery(), Occur.MUST);
req.setQuery(q);//new TermQuery(new Term("b",qstr)));
BrowseSelection sel = new BrowseSelection("ccid");
sel.addValue("0000001384");
// req.addSelection(sel );
BrowseSelection seli = new BrowseSelection("industry");
seli.addValue("0000000052");
// req.addSelection(seli );
long tf0=0;