refactor: Rewrite configparser in AddonConfiguration

src/main/java/de/griefed/serverpackcreatoraddonexample/configuration/AddonConfiguration.java

@@ -24,9 +24,10 @@ package de.griefed.serverpackcreatoraddonexample.configuration;
 
 import com.typesafe.config.Config;
 import com.typesafe.config.ConfigFactory;
+import de.griefed.serverpackcreatoraddonexample.Main;
 
-import java.io.File;
-import java.util.Objects;
+import java.net.MalformedURLException;
+import java.net.URL;
 
 /**
  * Example class for reading the addon.conf-file and getting values from it.
@@ -39,18 +40,23 @@ public class AddonConfiguration {
     /**
      * Constructor for the AddonConfiguration.class which automatically parses the addon.conf-file in the JAR-file.
      * @author Griefed
-     * @param injectedAddonConfiguration Either instantiate this class with your own {@link Config} object, or let it create
-     *                                   one using the addon.conf-file.
      */
-    public AddonConfiguration(Config injectedAddonConfiguration) {
+    public AddonConfiguration() {
 
-        if (injectedAddonConfiguration == null) {
-            ClassLoader classLoader = getClass().getClassLoader();
-            File addonConfigFile = new File(Objects.requireNonNull(classLoader.getResource("addon.conf")).getFile());
-            this.ADDONCONFIGURATION = ConfigFactory.parseFile(addonConfigFile);
-        } else {
-            this.ADDONCONFIGURATION = injectedAddonConfiguration;
+        URL urlToConfig = null;
+
+        String addonLocation = null;
+
+        try {
+            addonLocation = Main.class.getProtectionDomain().getCodeSource().getLocation().getFile();
+            urlToConfig = new URL(String.format("jar:file:%s!/addon.conf", addonLocation));
+        } catch (MalformedURLException  ex) {
+            ex.printStackTrace();
         }
+
+        assert urlToConfig != null;
+        this.ADDONCONFIGURATION = ConfigFactory.parseURL(urlToConfig);
+
     }
 
     /**
@@ -69,7 +75,7 @@ public class AddonConfiguration {
      * work with the addon.conf-file.
      */
     public String exampleConfig() {
-        return getAddonConfiguration().getString("serverpackcreator.addon.someconfig");
+        return getAddonConfiguration().getString("someconfig");
     }
 
 }

src/main/resources/addon.conf

 # Valid values are 'serverpack'
-serverpackcreator.addon.type=serverpack
-serverpackcreator.addon.someconfig="This is an example for working with the addon.conf-file."
+addontype="serverpack"
+someconfig="This is an example for working with the addon.conf-file."
\ No newline at end of file

src/test/java/de/griefed/serverpackcreatorexampleaddon/configuration/AddonConfigurationTest.java

-/*
- * The MIT License (MIT)
- *
- * Copyright (C) 2021  Griefed
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy of
- * this software and associated documentation files (the "Software"), to deal in
- * the Software without restriction, including without limitation the rights to
- * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
- * the Software, and to permit persons to whom the Software is furnished to do so,
- * subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
- * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
- * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
- * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- */
-package de.griefed.serverpackcreatorexampleaddon.configuration;
-
-import de.griefed.serverpackcreatoraddonexample.configuration.AddonConfiguration;
-import org.junit.jupiter.api.Assertions;
-import org.junit.jupiter.api.Test;
-
-public class AddonConfigurationTest {
-
-    private final AddonConfiguration addonConfiguration;
-
-    AddonConfigurationTest() {
-        this.addonConfiguration = new AddonConfiguration(null);
-    }
-
-    @Test
-    void getAddonConfigurationTest() {
-        Assertions.assertNotNull(addonConfiguration.getAddonConfiguration());
-    }
-
-    @Test
-    void exampleConfigTest() {
-        Assertions.assertEquals("This is an example for working with the addon.conf-file.", addonConfiguration.getAddonConfiguration().getString("serverpackcreator.addon.someconfig"));
-    }
-
-}