src/main/java/org/embulk/input/kintone/KintoneAccessor.java in embulk-input-kintone-0.1.3 vs src/main/java/org/embulk/input/kintone/KintoneAccessor.java in embulk-input-kintone-0.1.4

@@ -3,16 +3,18 @@
 import com.cybozu.kintone.client.model.file.FileModel;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import com.cybozu.kintone.client.model.record.field.FieldValue;
 import com.cybozu.kintone.client.model.member.Member;
+import com.google.gson.Gson;
 
 import java.util.ArrayList;
 import java.util.HashMap;
 
 public class KintoneAccessor {
     private final Logger logger = LoggerFactory.getLogger(KintoneAccessor.class);
+    private final Gson gson = new Gson();
 
     private final HashMap<String, FieldValue> record;
     private final String delimiter = "\n";
 
     public KintoneAccessor(final HashMap<String, FieldValue> record) {
@@ -28,11 +30,11 @@
                 ArrayList<Member> members = (ArrayList<Member>) this.record.get(name).getValue();
                 return members.stream().map(Member::getCode)
                         .reduce((accum, value) -> accum + this.delimiter + value)
                         .orElse("");
             case SUBTABLE:
-                // TODO: support sub table
-                return "";
+                Object subTableValueItem = this.record.get(name).getValue();
+                return gson.toJson(subTableValueItem);
             case CREATOR:
             case MODIFIER:
                 Member m = (Member) this.record.get(name).getValue();
                 return m.getCode();
             case CHECK_BOX: