Using instead of embedding

Author: scottf

src/main/java/io/nats/client/support/JsonValue.java

@@ -18,6 +18,7 @@
 import java.util.*;
 
 import static io.nats.client.support.JsonEncoding.jsonEncode;
+import static io.nats.client.support.JsonUtils.*;
 
 public class JsonValue implements JsonSerializable {
 
@@ -237,38 +238,6 @@ private String valueString(List<JsonValue> list) {
         return endArray(sba).toString();
     }
 
-    private static void addField(StringBuilder sb, String fname, JsonSerializable value) {
-        if (value != null) {
-            sb.append('"');
-            jsonEncode(sb, fname);
-            sb.append("\":").append(value.toJson()).append(COMMA);
-        }
-    }
-
-    private static StringBuilder beginArray() {
-        return new StringBuilder("[");
-    }
-
-    private static StringBuilder endJson(StringBuilder sb) {
-        int lastIndex = sb.length() - 1;
-        if (sb.charAt(lastIndex) == ',') {
-            sb.setCharAt(lastIndex, '}');
-            return sb;
-        }
-        sb.append("}");
-        return sb;
-    }
-
-    private static StringBuilder endArray(StringBuilder sb) {
-        int lastIndex = sb.length() - 1;
-        if (sb.charAt(lastIndex) == ',') {
-            sb.setCharAt(lastIndex, ']');
-            return sb;
-        }
-        sb.append("]");
-        return sb;
-    }
-
     @Override
     public boolean equals(Object o) {
         if (this == o) return true;