customType8.setStoreTermVectors(true);
customType8.setStoreTermVectorOffsets(true);
customType8.setStoreTermVectorPositions(true);
for (int i = 0; i < 5 * mergeFactor; i++) {
Document doc = new Document();
doc.add(new TextField("tvnot", "one two two three three three", Field.Store.YES));
doc.add(new Field("termvector", "one two two three three three", customType5));
doc.add(new Field("tvoffset", "one two two three three three", customType6));
doc.add(new Field("tvposition", "one two two three three three", customType7));
doc.add(new Field("tvpositionoffset", "one two two three three three", customType8));