@Nonnull
	public CompileMap getCompilations() {
		Map<String, byte[]> map = unitMap.entrySet().stream()
				.filter(e -> e.getValue().hasOutput())
				.collect(Collectors.toMap(Map.Entry::getKey, v -> v.getValue().getBytecode()));
		return new CompileMap(map);
	}
@return Map of class names to bytecode.
Items that failed to compile will not have entries.
recaf-core/src/main/java/software/coley/recaf/services/compile/VirtualUnitMap.java