Hello So I’ve been doing some research and work with the Sponge.getRegistry…however when My system does it and I output even just a list for Monster.Class as a filter…the Ghast does not Show up…here’s the list I get and the Parameters…
[13:04:56] [Server thread/INFO]: This is the list: [SpongeEntityType{id=minecraft:giant, name=giant, translation=SpongeTranslation{id=entity.Giant.name}, modid=minecraft, class=net.minecraft.entity.monster.EntityGiantZombie}, SpongeEntityType{id=minecraft:guardian, name=guardian, translation=SpongeTranslation{id=entity.Guardian.name}, modid=minecraft, class=net.minecraft.entity.monster.EntityGuardian}, SpongeEntityType{id=minecraft:wither, name=wither, translation=SpongeTranslation{id=entity.WitherBoss.name}, modid=minecraft, class=net.minecraft.entity.boss.EntityWither}, SpongeEntityType{id=minecraft:witch, name=witch, translation=SpongeTranslation{id=entity.Witch.name}, modid=minecraft, class=net.minecraft.entity.monster.EntityWitch}, SpongeEntityType{id=minecraft:wither_skeleton, name=wither_skeleton, translation=SpongeTranslation{id=entity.WitherSkeleton.name}, modid=minecraft, class=net.minecraft.entity.monster.EntityWitherSkeleton}, SpongeEntityType{id=minecraft:husk, name=husk, translation=SpongeTranslation{id=entity.Husk.name}, modid=minecraft, class=net.minecraft.entity.monster.EntityHusk}, SpongeEntityType{id=minecraft:cave_spider, name=cave_spider, translation=SpongeTranslation{id=entity.CaveSpider.name}, modid=minecraft, class=net.minecraft.entity.monster.EntityCaveSpider}, SpongeEntityType{id=minecraft:enderman, name=enderman, translation=SpongeTranslation{id=entity.Enderman.name}, modid=minecraft, class=net.minecraft.entity.monster.EntityEnderman}, SpongeEntityType{id=minecraft:evocation_illager, name=evocation_illager, translation=SpongeTranslation{id=entity.EvocationIllager.name}, modid=minecraft, class=net.minecraft.entity.monster.EntityEvoker}, SpongeEntityType{id=minecraft:vindication_illager, name=vindication_illager, translation=SpongeTranslation{id=entity.VindicationIllager.name}, modid=minecraft, class=net.minecraft.entity.monster.EntityVindicator}, SpongeEntityType{id=minecraft:vex, name=vex, translation=SpongeTranslation{id=entity.Vex.name}, modid=minecraft, class=net.minecraft.entity.monster.EntityVex}, SpongeEntityType{id=minecraft:blaze, name=blaze, translation=SpongeTranslation{id=entity.Blaze.name}, modid=minecraft, class=net.minecraft.entity.monster.EntityBlaze}, SpongeEntityType{id=minecraft:skeleton, name=skeleton, translation=SpongeTranslation{id=entity.Skeleton.name}, modid=minecraft, class=net.minecraft.entity.monster.EntitySkeleton}, SpongeEntityType{id=minecraft:elder_guardian, name=elder_guardian, translation=SpongeTranslation{id=entity.ElderGuardian.name}, modid=minecraft, class=net.minecraft.entity.monster.EntityElderGuardian}, SpongeEntityType{id=minecraft:zombie_pigman, name=zombie_pigman, translation=SpongeTranslation{id=entity.PigZombie.name}, modid=minecraft, class=net.minecraft.entity.monster.EntityPigZombie}, SpongeEntityType{id=minecraft:magma_cube, name=magma_cube, translation=SpongeTranslation{id=entity.LavaSlime.name}, modid=minecraft, class=net.minecraft.entity.monster.EntityMagmaCube}, SpongeEntityType{id=minecraft:spider, name=spider, translation=SpongeTranslation{id=entity.Spider.name}, modid=minecraft, class=net.minecraft.entity.monster.EntitySpider}, SpongeEntityType{id=minecraft:creeper, name=creeper, translation=SpongeTranslation{id=entity.Creeper.name}, modid=minecraft, class=net.minecraft.entity.monster.EntityCreeper}, SpongeEntityType{id=minecraft:illusion_illager, name=illusion_illager, translation=SpongeTranslation{id=entity.IllusionIllager.name}, modid=minecraft, class=net.minecraft.entity.monster.EntityIllusionIllager}, SpongeEntityType{id=minecraft:slime, name=slime, translation=SpongeTranslation{id=entity.Slime.name}, modid=minecraft, class=net.minecraft.entity.monster.EntitySlime}, SpongeEntityType{id=minecraft:silverfish, name=silverfish, translation=SpongeTranslation{id=entity.Silverfish.name}, modid=minecraft, class=net.minecraft.entity.monster.EntitySilverfish}, SpongeEntityType{id=minecraft:stray, name=stray, translation=SpongeTranslation{id=entity.Stray.name}, modid=minecraft, class=net.minecraft.entity.monster.EntityStray}, SpongeEntityType{id=minecraft:endermite, name=endermite, translation=SpongeTranslation{id=entity.Endermite.name}, modid=minecraft, class=net.minecraft.entity.monster.EntityEndermite}, SpongeEntityType{id=minecraft:zombie, name=zombie, translation=SpongeTranslation{id=entity.Zombie.name}, modid=minecraft, class=net.minecraft.entity.monster.EntityZombie}, SpongeEntityType{id=minecraft:zombie_villager, name=zombie_villager, translation=SpongeTranslation{id=entity.ZombieVillager.name}, modid=minecraft, class=net.minecraft.entity.monster.EntityZombieVillager}]
and the code is
List<Class<? extends Entity>> classes = ImmutableList.of(Monster.class);
List list = Sponge.getRegistry().getAllof(EntityType.class).stream()
.fiter(x -> classes.stream().anyMatch(y -> y.isAssignableFrom(x.getEntityClass()))).collect(Collectors.toList());