fix some compile issues

patches/server/Add-exception-reporting-event.patch

@@ -104,7 +104,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
  import java.io.IOException;
 @@ -0,0 +0,0 @@ public abstract class Level implements LevelAccessor, AutoCloseable {
              // Paper start - Prevent tile entity and entity crashes
-             final String msg = String.format("Entity threw exception at %s:%s,%s,%s", entity.level.getWorld().getName(), entity.getX(), entity.getY(), entity.getZ());
+             final String msg = String.format("Entity threw exception at %s:%s,%s,%s", entity.level().getWorld().getName(), entity.getX(), entity.getY(), entity.getZ());
              MinecraftServer.LOGGER.error(msg, throwable);
 +            getCraftServer().getPluginManager().callEvent(new ServerExceptionEvent(new ServerInternalException(msg, throwable)));
              entity.discard();

patches/server/Configurable-speed-for-water-flowing-over-lava.patch

@@ -20,18 +20,22 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
  
 +    // Paper start - Get flow speed. Throttle if its water and flowing adjacent to lava
 +    public int getFlowSpeed(Level world, BlockPos blockposition) {
-+        if (this.material == net.minecraft.world.level.material.Material.WATER) {
++        if (net.minecraft.core.registries.BuiltInRegistries.FLUID.wrapAsHolder(this.fluid).is(FluidTags.WATER)) {
 +            if (
-+                world.getMaterialIfLoaded(blockposition.north(1)) == net.minecraft.world.level.material.Material.LAVA ||
++                isLava(world, blockposition.north(1)) ||
-+                world.getMaterialIfLoaded(blockposition.south(1)) == net.minecraft.world.level.material.Material.LAVA ||
++                isLava(world, blockposition.south(1)) ||
-+                world.getMaterialIfLoaded(blockposition.west(1)) == net.minecraft.world.level.material.Material.LAVA ||
++                isLava(world, blockposition.west(1)) ||
-+                world.getMaterialIfLoaded(blockposition.east(1)) == net.minecraft.world.level.material.Material.LAVA
++                isLava(world, blockposition.east(1))
 +            ) {
 +                return world.paperConfig().environment.waterOverLavaFlowSpeed;
 +            }
 +        }
 +        return this.fluid.getTickDelay(world);
 +    }
++    private static boolean isLava(Level world, BlockPos blockPos) {
++        final FluidState fluidState = world.getFluidIfLoaded(blockPos);
++        return fluidState != null && fluidState.is(FluidTags.LAVA);
++    }
 +    // Paper end
 +
      @Override

patches/server/MC-Utils.patch

@@ -6738,21 +6738,12 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
  import net.minecraft.world.level.block.entity.BlockEntity;
  import net.minecraft.world.level.block.entity.BlockEntityType;
  import net.minecraft.world.level.block.state.BlockState;
- import net.minecraft.world.level.material.FluidState;
-+import net.minecraft.world.level.material.Material;
- import net.minecraft.world.phys.AABB;
- import net.minecraft.world.phys.BlockHitResult;
- import net.minecraft.world.phys.Vec3;
 @@ -0,0 +0,0 @@ public interface BlockGetter extends LevelHeightAccessor {
      }
  
      BlockState getBlockState(BlockPos pos);
 +    // Paper start - if loaded util
 +    @Nullable BlockState getBlockStateIfLoaded(BlockPos blockposition);
-+    default @Nullable Material getMaterialIfLoaded(BlockPos blockposition) {
-+        BlockState type = this.getBlockStateIfLoaded(blockposition);
-+        return type == null ? null : type.getMaterial();
-+    }
 +
 +    default @Nullable Block getBlockIfLoaded(BlockPos blockposition) {
 +        BlockState type = this.getBlockStateIfLoaded(blockposition);
@@ -7071,7 +7062,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
      // CraftBukkit end
  
 +    // Paper start
-+    public @Nullable ChunkHolder playerChunk;
++    public @Nullable net.minecraft.server.level.ChunkHolder playerChunk;
 +
 +    static final int NEIGHBOUR_CACHE_RADIUS = 3;
 +    public static int getNeighbourCacheRadius() {

patches/server/Option-to-prevent-armor-stands-from-doing-entity-loo.patch

@@ -27,7 +27,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
 +    // Paper start - Prevent armor stands from doing entity lookups
 +    @Override
 +    public boolean noCollision(@Nullable Entity entity, AABB box) {
-+        if (entity instanceof net.minecraft.world.entity.decoration.ArmorStand && !entity.level.paperConfig().entities.armorStands.doCollisionEntityLookups) return false;
++        if (entity instanceof net.minecraft.world.entity.decoration.ArmorStand && !entity.level().paperConfig().entities.armorStands.doCollisionEntityLookups) return false;
 +        return LevelAccessor.super.noCollision(entity, box);
 +    }
 +    // Paper end

patches/server/Prevent-tile-entity-and-entity-crashes.patch

@@ -18,7 +18,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
 -            entity.fillCrashReportCategory(crashreportsystemdetails);
 -            throw new ReportedException(crashreport);
 +            // Paper start - Prevent tile entity and entity crashes
-+            final String msg = String.format("Entity threw exception at %s:%s,%s,%s", entity.level.getWorld().getName(), entity.getX(), entity.getY(), entity.getZ());
++            final String msg = String.format("Entity threw exception at %s:%s,%s,%s", entity.level().getWorld().getName(), entity.getX(), entity.getY(), entity.getZ());
 +            MinecraftServer.LOGGER.error(msg, throwable);
 +            entity.discard();
 +            // Paper end