Kotlin Language Adapter (1.12-) (#56)

"An adapter for FML to allow for the use of Kotlin objects as a mod class. This is not required if you use a Kotlin class, only if you use a Kotlin object."

1 files changed, 33 insertions, 0 deletions

diff --git a/versions/src/main/kotlin/cc/polyfrost/oneconfig/utils/KotlinLanguageAdapter.kt b/versions/src/main/kotlin/cc/polyfrost/oneconfig/utils/KotlinLanguageAdapter.kt
new file mode 100644
index 0000000..f520f00
--- /dev/null
+++ b/versions/src/main/kotlin/cc/polyfrost/oneconfig/utils/KotlinLanguageAdapter.kt
@@ -0,0 +1,33 @@
+//#if MC<=11202
+package cc.polyfrost.oneconfig.utils
+
+import net.minecraftforge.fml.common.FMLModContainer
+import net.minecraftforge.fml.common.ILanguageAdapter
+import net.minecraftforge.fml.common.ModContainer
+import net.minecraftforge.fml.relauncher.Side
+import java.lang.reflect.Field
+import java.lang.reflect.Method
+
+/**
+ * An adapter for FML to allow for the use of Kotlin objects as a mod class.
+ * This is not required if you use a Kotlin class, only if you use a Kotlin object.
+ *
+ * Adapted from Crimson under LGPL 3.0
+ * https://github.com/Deftu-Archive/Crimson/blob/main/LICENSE
+ */
+class KotlinLanguageAdapter : ILanguageAdapter {
+
+    override fun supportsStatics(): Boolean = false
+    override fun getNewInstance(
+        container: FMLModContainer, objectClass: Class<*>, classLoader: ClassLoader, factoryMarkedAnnotation: Method
+    ): Any = objectClass.kotlin.objectInstance ?: objectClass.getDeclaredConstructor().newInstance()
+
+    override fun setProxy(target: Field, proxyTarget: Class<*>, proxy: Any) {
+        target.set(proxyTarget.kotlin.objectInstance, proxy)
+    }
+
+    override fun setInternalProxies(mod: ModContainer?, side: Side?, loader: ClassLoader?) {
+    }
+
+}
+//#endif
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