How to use

write

method

in

org.dcm4che3.json.JSONWriter

private static JsonObject toAttributesObject(Attributes targetSeriesAttrs) {
  StringWriter strWriter = new StringWriter();
  JsonGenerator gen = Json.createGenerator(strWriter);
  JSONWriter writer = new JSONWriter(gen);
  writer.write(targetSeriesAttrs);
  gen.flush();
  gen.close();
  return Json.createReader(new StringReader(strWriter.toString()))
      .readObject();
}

private void writeValue(Value value, boolean bigEndian) {
  if (value.isEmpty())
    return;
  if (value instanceof Sequence) {
    gen.writeStartArray("Value");
    for (Attributes item : (Sequence) value) {
      write(item);
    }
    gen.writeEnd();
  } else if (value instanceof Fragments) {
    gen.writeStartArray("DataFragment");
    Fragments frags = (Fragments) value;
    for (Object frag : frags) {
      if (frag instanceof Value && ((Value) frag).isEmpty())
        gen.writeNull();
      else {
        gen.writeStartObject();
        if (frag instanceof BulkData)
          writeBulkData((BulkData) frag);
        else {
          writeInlineBinary(frags.vr(), (byte[]) frag, bigEndian, true);
        }
        gen.writeEnd();
      }
    }
    gen.writeEnd();
  } else if (value instanceof BulkData) {
    writeBulkData((BulkData) value);
  }
}

gen.writeStartArray();
for (Attributes metadata : instance.metadataList)
  new JSONWriter(gen).write(metadata);
gen.writeEnd();
gen.flush();

gen.writeStartArray();
for (Attributes metadata : instance.metadataList)
  new JSONWriter(gen).write(metadata);
gen.writeEnd();
gen.flush();