Creates a new thread-safe map @param <T> the type of keys maintained by this map @param <U> the type of mapped values @return a new concurrent hash m

Creates a collector that accumulates elements into a thread-safe list @param <T> the type of elements in the list @return a collector that accumulate

Executes the provided pickup logic in a synchronized context. <p>If the given {@link ItemEntity} has already been removed, the action will not be exe

Creates a new thread-safe set @param <T> the type of elements maintained by this set @return a new concurrent hash set

Creates a comparator that sorts entities by squared distance to a source entity. @param <T> type of entity being compared @param source reference ent

Returns a type-specific {@link it.unimi.dsi.fastutil.BidirectionalIterator} on the elements in this set, starting from a given element of the domain (

Checks if more non-null elements exist in range. @return true if next element exists

@author Minecraft @reason ThreadSafeLegacyRandomSource