no message

src/TestingSystem/Common/Configuration/Json/ConfigurationJson.java

@@ -0,0 +1,16 @@
+package TestingSystem.Common.Configuration.Json;
+import TestingSystem.Common.Configuration.Configuration;
+import com.google.gson.annotations.Expose;
+
+import java.io.Serializable;
+public class ConfigurationJson implements Serializable {
+    @Expose
+    public int id;
+    @Expose
+    public String description;
+    public ConfigurationJson(Configuration configuration){
+        id=configuration.id;
+        description= configuration.description;
+    }
+    public ConfigurationJson(){}
+}

src/TestingSystem/Common/Configuration/Json/ConfigurationsJson.java

@@ -0,0 +1,19 @@
+package TestingSystem.Common.Configuration.Json;
+import TestingSystem.Common.Configuration.Configuration;
+import com.google.gson.annotations.Expose;
+
+import java.io.Serializable;
+import java.util.List;
+import java.util.Vector;
+public class ConfigurationsJson implements Serializable {
+    @Expose
+    public List<ConfigurationJson> array =new Vector<>();
+    public ConfigurationsJson(){
+    }
+    //при создании пакета.
+    public ConfigurationsJson(Vector<? extends Configuration> configurations){
+        array =new Vector<>();
+        for (Configuration configuration:configurations)
+            array.add(new ConfigurationJson(configuration));
+    }
+}