Refactor Gson saving to Kotlin

src/main/java/org/hmcore/registration/config/ObjectInfoConfigHandler.java

@@ -1,30 +0,0 @@
-package org.hmcore.registration.config;
-
-import com.google.gson.Gson;
-import com.google.gson.GsonBuilder;
-import org.hmcore.modules.Module;
-
-public class ObjectInfoConfigHandler {
-
-    public static String generateFreshJSON(Module<?,?>[] modules) {
-
-        ModuleInfo[] moduleInfos = new ModuleInfo[modules.length];
-
-        for (int i = 0; i < modules.length; i++) {
-
-            Module<?,?> module = modules[i];
-            moduleInfos[i] = new ModuleInfo(module.getName(),
-                    module.getObjectInfoArray());
-
-        }
-
-        ObjectInfoConfig objectInfoConfig = new ObjectInfoConfig(moduleInfos);
-
-        GsonBuilder builder = new GsonBuilder().setPrettyPrinting();
-        Gson gson = builder.create();
-
-        return gson.toJson(objectInfoConfig);
-
-    }
-
-}

src/main/java/org/hmcore/registration/config/ObjectInfoData.java

@@ -5,12 +5,12 @@ import org.jetbrains.annotations.Nullable;
 public class ObjectInfoData {
 
     public final String objectName;
-    public final String objectInfoChoosen;
+    public final String objectInfoChosen;
     public final String _availableOptions;
 
-    public ObjectInfoData(String objectName, @Nullable String objectInfoChoosen, String availableOptions) {
+    public ObjectInfoData(String objectName, @Nullable String objectInfoChosen, String availableOptions) {
         this.objectName = objectName;
-        this.objectInfoChoosen = objectInfoChoosen == null ? "default" : objectInfoChoosen;
+        this.objectInfoChosen = objectInfoChosen == null ? "default" : objectInfoChosen;
         _availableOptions = availableOptions;
     }
 }

src/main/kotlin/extensions/Array.kt

@@ -0,0 +1,7 @@
+package extensions
+
+/**
+ * Map a Java array to another Java array
+ */
+inline fun <T, reified I> Array<T>.map(crossinline transform: (T) -> I) =
+    Array(size) { transform(this[it]) }

src/main/kotlin/org/hmcore/registration/config/ObjectInfoConfigHandler.kt

@@ -0,0 +1,12 @@
+@file:JvmName("ObjectInfoConfigHandler")
+
+package org.hmcore.registration.config
+
+import com.google.gson.GsonBuilder
+import org.hmcore.modules.Module
+import extensions.map
+
+private val GSON = GsonBuilder().setPrettyPrinting().create()
+
+fun Array<Module<*, *>>.generateFreshJSON(): String =
+    GSON.toJson(ObjectInfoConfig(map { ModuleInfo(it.name, it.objectInfoArray) }))