Fix energy capability not being registered and mark @CapabilityInject as deprecated (#186)

* Fix energy capability not being registered

* Fix checkstyle + license

* Mark `@CapabilityInject` as deprecated

Author: williambl

patchwork-capabilities/src/main/java/net/minecraftforge/common/capabilities/CapabilityInject.java

@@ -24,6 +24,8 @@
 import java.lang.annotation.RetentionPolicy;
 import java.lang.annotation.Target;
 
+import net.patchworkmc.api.capability.CapabilityRegisteredCallback;
+
 /**
  * When placed on a field, the field will be set to an
  * instance of {@link Capability} once that capability is registered.
@@ -48,9 +50,12 @@
  *
  * <b>Warning</b>: Capability injections are run in the thread that the capability is registered.
  * Due to parallel mod loading, this can potentially be off of the main thread.
+ *
+ * @deprecated Don't use this in patchwork - use {@link CapabilityRegisteredCallback}.
  */
 @Retention(RetentionPolicy.RUNTIME)
 @Target({ElementType.FIELD, ElementType.METHOD})
+@Deprecated
 public @interface CapabilityInject {
 	/**
 	 * The capability interface to listen for registration.

patchwork-capabilities/src/main/java/net/minecraftforge/energy/CapabilityEnergy.java

@@ -21,18 +21,20 @@
 
 import net.minecraftforge.common.capabilities.Capability;
 import net.minecraftforge.common.capabilities.Capability.IStorage;
-import net.minecraftforge.common.capabilities.CapabilityInject;
 import net.minecraftforge.common.capabilities.CapabilityManager;
 
 import net.minecraft.nbt.IntTag;
 import net.minecraft.nbt.Tag;
 import net.minecraft.util.math.Direction;
 
+import net.patchworkmc.api.capability.CapabilityRegisteredCallback;
+
 public class CapabilityEnergy {
-	@CapabilityInject(IEnergyStorage.class)
 	public static Capability<IEnergyStorage> ENERGY = null;
 
 	public static void register() {
+		CapabilityRegisteredCallback.event(IEnergyStorage.class).register(cap -> ENERGY = cap);
+
 		CapabilityManager.INSTANCE.register(IEnergyStorage.class, new IStorage<IEnergyStorage>() {
 					@Override
 					public Tag writeNBT(Capability<IEnergyStorage> capability, IEnergyStorage instance, Direction side) {

patchwork-capabilities/src/main/java/net/patchworkmc/impl/capability/PatchworkCapabilities.java

@@ -0,0 +1,31 @@
+/*
+ * Minecraft Forge, Patchwork Project
+ * Copyright (c) 2016-2020, 2019-2020
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation version 2.1
+ * of the License.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+
+package net.patchworkmc.impl.capability;
+
+import net.minecraftforge.energy.CapabilityEnergy;
+
+import net.fabricmc.api.ModInitializer;
+
+public class PatchworkCapabilities implements ModInitializer {
+	@Override
+	public void onInitialize() {
+		CapabilityEnergy.register();
+	}
+}

patchwork-capabilities/src/main/resources/fabric.mod.json

@@ -18,6 +18,11 @@
   "mixins": [
     "patchwork-capabilities.mixins.json"
   ],
+  "entrypoints": {
+    "main": [
+      "net.patchworkmc.impl.capability.PatchworkCapabilities"
+    ]
+  },
   "description": "Implementation of the Forge Capabilities API",
   "custom": {
     "modmenu:api": true,