2 files changed, 6 insertions, 8 deletions
diff --git a/src/org/traccar/model/MiscFormatter.java b/src/org/traccar/model/MiscFormatter.java
index a866f3ec7..d1e1ae959 100644
--- a/src/org/traccar/model/MiscFormatter.java
+++ b/src/org/traccar/model/MiscFormatter.java
@@ -24,7 +24,6 @@ import javax.json.JsonObject;
 import javax.json.JsonObjectBuilder;
 import javax.json.JsonString;
 import javax.json.JsonValue;
-import org.traccar.helper.Log;
 
 /**
  * Format extended tracker status
@@ -33,7 +32,7 @@ public class MiscFormatter {
 
     private static final String xmlRootNode = "info";
 
-    private static DecimalFormat decimalFormat = new DecimalFormat("#.##");
+    private static final DecimalFormat decimalFormat = new DecimalFormat("#.##");
 
     private static String format(Object value) {
         if (value instanceof Double || value instanceof Float) {
@@ -74,8 +73,6 @@ public class MiscFormatter {
                 json.add(entry.getKey(), (Double) entry.getValue());
             } else if (entry.getValue() instanceof Boolean) {
                 json.add(entry.getKey(), (Boolean) entry.getValue());
-            } else {
-                Log.warning("Unknown type of data");
             }
         }
 
diff --git a/src/org/traccar/web/JsonConverter.java b/src/org/traccar/web/JsonConverter.java
index 0dc4f24eb..d01b91536 100644
--- a/src/org/traccar/web/JsonConverter.java
+++ b/src/org/traccar/web/JsonConverter.java
@@ -30,6 +30,7 @@ import javax.json.JsonArray;
 import javax.json.JsonArrayBuilder;
 import javax.json.JsonObject;
 import javax.json.JsonObjectBuilder;
+import javax.json.JsonReader;
 import javax.json.JsonValue;
 import org.traccar.model.Factory;
 import org.traccar.model.MiscFormatter;
@@ -43,7 +44,9 @@ public class JsonConverter {
     }
 
     public static <T extends Factory> T objectFromJson(Reader reader, T prototype) throws ParseException {
-        return objectFromJson(Json.createReader(reader).readObject(), prototype);
+        try (JsonReader jsonReader = Json.createReader(reader)) {
+            return objectFromJson(jsonReader.readObject(), prototype);
+        }
     }
 
     public static <T extends Factory> T objectFromJson(JsonObject json, T prototype) throws ParseException {
@@ -72,10 +75,8 @@ public class JsonConverter {
                         method.invoke(object, json.getString(name));
                     } else if (parameterType.equals(Date.class)) {
                         method.invoke(object, dateFormat.parse(json.getString(name)));
-                    } else if (parameterType.isEnum()) {
-                        method.invoke(object, Enum.valueOf((Class<? extends Enum>) parameterType, json.getString(name)));
                     } else if (parameterType.equals(Map.class)) {
-                        // TODO: method.invoke(object, json.getString(name));
+                        method.invoke(object, MiscFormatter.fromJson(json.getJsonObject(name)));
                     }
                 } catch (IllegalAccessException | InvocationTargetException error) {
                 }