@Nonnull
	private EntryPool poolFromWorkspace(@Nonnull Workspace workspace) {
		EntryPool pool = entryPoolCache.getIfPresent(workspace);
		if (pool == null) {
			pool = new WorkspaceBackedEntryPool(workspace);
			entryPoolCache.put(workspace, pool);
		}
		return pool;
	}
Maps a workspace to an entry pool instance.
<br>
It is very important that we re-use pools so that we do not waste time
repetitively filling new pools with the same data.

@param workspace
		Workspace to pull class information from.

@return Entry pool to store class information for context resolution purposes.
recaf-core/src/main/java/software/coley/recaf/services/source/AstService.java