String checksum = "1234";
String jsonString = builder.getJsonString(docId, checksum);
holder = new DocumentBuilder.DocumentHolder(builder, null, null,
docId, new ContentHolder("hello, world", checksum, mimeType));
valueOrdering = new ValueOrdering() {
@Override public boolean nullsAreSortedLow() {
return true;
}
@Override public Collator getCollator() {
return Collator.getInstance(Locale.US);