fixes field property

Author: otaviojava

diana-driver-commons/src/main/java/org/jnosql/diana/driver/DefaultJsonbSupplier.java

@@ -16,15 +16,39 @@
 
 import javax.json.bind.Jsonb;
 import javax.json.bind.JsonbBuilder;
+import javax.json.bind.JsonbConfig;
+import javax.json.bind.config.PropertyVisibilityStrategy;
+import java.lang.reflect.Field;
+import java.lang.reflect.Method;
 
 enum DefaultJsonbSupplier implements JsonbSupplier {
 
     INSTANCE;
 
-    private Jsonb json = JsonbBuilder.create();
+    {
+        JsonbConfig config = new JsonbConfig().withPropertyVisibilityStrategy(new PrivateVisibilityStrategy());
+        this.json = JsonbBuilder.newBuilder().withConfig(config).build();
+    }
+
+    private final Jsonb json;
 
     @Override
     public Jsonb get() {
         return json;
     }
+
+
+    class PrivateVisibilityStrategy implements PropertyVisibilityStrategy {
+
+        @Override
+        public boolean isVisible(Field field) {
+            return true;
+        }
+
+        @Override
+        public boolean isVisible(Method method) {
+            return false;
+        }
+
+    }
 }

diana-driver-commons/src/test/java/org/jnosql/diana/driver/DefaultJsonBSupplierTest.java

@@ -14,7 +14,6 @@
  */
 package org.jnosql.diana.driver;
 
-import org.junit.jupiter.api.Assertions;
 import org.junit.jupiter.api.Test;
 
 import javax.json.bind.Jsonb;
@@ -42,6 +41,6 @@ public void shouldReadFromField() {
         User user = new User("Ada", 32);
         String json = jsonb.toJson(user);
         assertNotNull(json);
-        assertEquals(user, jsonb.toJson(json));
+        assertEquals(user, jsonb.fromJson(json, User.class));
     }
 }

diana-driver-commons/src/test/java/org/jnosql/diana/driver/User.java

@@ -22,18 +22,14 @@ public class User {
 
     private Integer age;
 
+    public User() {
+    }
+
     public User(String name, Integer age) {
         this.name = name;
         this.age = age;
     }
 
-    public String getName() {
-        return name;
-    }
-
-    public Integer getAge() {
-        return age;
-    }
 
     @Override
     public boolean equals(Object o) {