Preserve key ordering when serializing and parsing. See https://code.google.com/p/json-smart/issues/detail?id=36

json-path/src/main/java/com/jayway/jsonpath/spi/impl/JsonSmartJsonProvider.java

@@ -18,6 +18,7 @@ import com.jayway.jsonpath.InvalidJsonException;
 import com.jayway.jsonpath.spi.Mode;
 import net.minidev.json.JSONArray;
 import net.minidev.json.JSONObject;
+import net.minidev.json.parser.ContainerFactory;
 import net.minidev.json.parser.JSONParser;
 import net.minidev.json.parser.ParseException;
 
@@ -55,7 +56,7 @@ public class JsonSmartJsonProvider extends AbstractJsonProvider {
 
     public Object parse(String json) {
         try {
-            return parser.parse(json);
+            return parser.parse(json, ContainerFactory.FACTORY_ORDERED);
         } catch (ParseException e) {
             throw new InvalidJsonException(e);
         }
@@ -64,7 +65,7 @@ public class JsonSmartJsonProvider extends AbstractJsonProvider {
     @Override
     public Object parse(Reader jsonReader) throws InvalidJsonException {
         try {
-            return parser.parse(jsonReader);
+            return parser.parse(jsonReader, ContainerFactory.FACTORY_ORDERED);
         } catch (ParseException e) {
             throw new InvalidJsonException(e);
         }
@@ -73,7 +74,7 @@ public class JsonSmartJsonProvider extends AbstractJsonProvider {
     @Override
     public Object parse(InputStream jsonStream) throws InvalidJsonException {
         try {
-            return parser.parse(new InputStreamReader(jsonStream));
+            return parser.parse(new InputStreamReader(jsonStream), ContainerFactory.FACTORY_ORDERED);
         } catch (ParseException e) {
             throw new InvalidJsonException(e);
         }