Better entity registration, shouldn't override the slime ID

This commit is contained in:
filoghost 2017-02-06 17:06:15 +01:00
parent d6f7da4e74
commit f28607dab2

View File

@ -21,13 +21,15 @@ import com.gmail.filoghost.holographicdisplays.object.line.CraftHologramLine;
import com.gmail.filoghost.holographicdisplays.object.line.CraftItemLine; import com.gmail.filoghost.holographicdisplays.object.line.CraftItemLine;
import com.gmail.filoghost.holographicdisplays.object.line.CraftTouchSlimeLine; import com.gmail.filoghost.holographicdisplays.object.line.CraftTouchSlimeLine;
import com.gmail.filoghost.holographicdisplays.util.DebugHandler; import com.gmail.filoghost.holographicdisplays.util.DebugHandler;
import com.gmail.filoghost.holographicdisplays.util.ReflectionUtils;
import com.gmail.filoghost.holographicdisplays.util.Validator; import com.gmail.filoghost.holographicdisplays.util.Validator;
import com.gmail.filoghost.holographicdisplays.util.VersionUtils; import com.gmail.filoghost.holographicdisplays.util.VersionUtils;
import net.minecraft.server.v1_11_R1.Entity; import net.minecraft.server.v1_11_R1.Entity;
import net.minecraft.server.v1_11_R1.EntityTypes; import net.minecraft.server.v1_11_R1.EntityTypes;
import net.minecraft.server.v1_11_R1.MathHelper; import net.minecraft.server.v1_11_R1.MathHelper;
import net.minecraft.server.v1_11_R1.MinecraftKey; import net.minecraft.server.v1_11_R1.RegistryID;
import net.minecraft.server.v1_11_R1.RegistryMaterials;
import net.minecraft.server.v1_11_R1.World; import net.minecraft.server.v1_11_R1.World;
import net.minecraft.server.v1_11_R1.WorldServer; import net.minecraft.server.v1_11_R1.WorldServer;
@ -40,19 +42,30 @@ public class NmsManagerImpl implements NMSManager {
validateEntityMethod = World.class.getDeclaredMethod("b", Entity.class); validateEntityMethod = World.class.getDeclaredMethod("b", Entity.class);
validateEntityMethod.setAccessible(true); validateEntityMethod.setAccessible(true);
registerCustomEntity(EntityNMSSlime.class, "slimeHolographicDisplays", 55); registerCustomEntity(EntityNMSSlime.class, 55);
} }
public void registerCustomEntity(Class<? extends Entity> entityClass, String nameId, int id) throws Exception { @SuppressWarnings("unchecked")
public void registerCustomEntity(Class<? extends Entity> entityClass, int id) throws Exception {
if (VersionUtils.isMCPCOrCauldron()) { if (VersionUtils.isMCPCOrCauldron()) {
// MCPC+ / Cauldron entity registration. // MCPC+ / Cauldron entity registration.
throw new UnsupportedOperationException("MCPC, Cauldron and similar softwares are not supported"); throw new UnsupportedOperationException("MCPC, Cauldron and similar softwares are not supported");
} else { } else {
// Normal entity registration. // Use reflection to get the RegistryID of entities.
EntityTypes.b.a(id, new MinecraftKey(nameId), entityClass); RegistryID<Class<? extends Entity>> registryID = (RegistryID<Class<? extends Entity>>) ReflectionUtils.getPrivateField(RegistryMaterials.class, EntityTypes.b, "a");
Object[] idToClassMap = (Object[]) ReflectionUtils.getPrivateField(RegistryID.class, registryID, "d");
// Save the the ID -> entity class mapping before the registration.
Object oldValue = idToClassMap[id];
// Register the entity class.
registryID.a(entityClass, id);
// Restore the ID -> entity class mapping.
idToClassMap[id] = oldValue;
} }
} }
@Override @Override
public NMSHorse spawnNMSHorse(org.bukkit.World world, double x, double y, double z, CraftHologramLine parentPiece) { public NMSHorse spawnNMSHorse(org.bukkit.World world, double x, double y, double z, CraftHologramLine parentPiece) {
throw new NotImplementedException("Method can only be used on 1.7 or lower"); throw new NotImplementedException("Method can only be used on 1.7 or lower");