@Override
public FunctionWrapper[] getFunction(CommandContext cmdCtx, String str) throws CommandSyntaxException {
	Collection<CustomFunction> customFuncList = ArgumentTag.a(cmdCtx, str);

	FunctionWrapper[] result = new FunctionWrapper[customFuncList.size()];

	CustomFunctionData customFunctionData = getCLW(cmdCtx).getServer().getFunctionData();
	CommandListenerWrapper commandListenerWrapper = getCLW(cmdCtx).a().b(2);

	int count = 0;
	for (CustomFunction customFunction : customFuncList) {
		@SuppressWarnings("deprecation")
		NamespacedKey minecraftKey = new NamespacedKey(customFunction.a().b(), customFunction.a().getKey());
		ToIntBiFunction<CustomFunction, CommandListenerWrapper> obj = customFunctionData::a;

		FunctionWrapper wrapper = new FunctionWrapper(minecraftKey, obj, customFunction, commandListenerWrapper,
				e -> getCLW(cmdCtx).a(((CraftEntity) e).getHandle()));

		result[count] = wrapper;
		count++;
	}

	return result;
}
 

@Override
public FunctionWrapper[] getFunction(CommandContext cmdCtx, String str) throws CommandSyntaxException {
    Collection<CustomFunction> customFuncList = ArgumentTag.a(cmdCtx, str);

    FunctionWrapper[] result = new FunctionWrapper[customFuncList.size()];

    CustomFunctionData customFunctionData = getCLW(cmdCtx).getServer().getFunctionData();
    CommandListenerWrapper commandListenerWrapper = getCLW(cmdCtx).a().b(2);

    int count = 0;
    for(CustomFunction customFunction : customFuncList) {
        @SuppressWarnings("deprecation")
        NamespacedKey minecraftKey = new NamespacedKey(customFunction.a().b(), customFunction.a().getKey());
        ToIntBiFunction<CustomFunction, CommandListenerWrapper> obj = customFunctionData::a;

        FunctionWrapper wrapper = new FunctionWrapper(minecraftKey, obj, customFunction, commandListenerWrapper, e -> {
            return getCLW(cmdCtx).a(((CraftEntity) e).getHandle());
        });

        result[count] = wrapper;
        count++;
    }

    return result;
}
 

@Override
public FunctionWrapper[] getFunction(CommandContext cmdCtx, String str) throws CommandSyntaxException {
    Collection<CustomFunction> customFuncList = ArgumentTag.a(cmdCtx, str);

    FunctionWrapper[] result = new FunctionWrapper[customFuncList.size()];

    CustomFunctionData customFunctionData = getCLW(cmdCtx).getServer().getFunctionData();
    CommandListenerWrapper commandListenerWrapper = getCLW(cmdCtx).a().b(2);

    int count = 0;
    for(CustomFunction customFunction : customFuncList) {
        @SuppressWarnings("deprecation")
        NamespacedKey minecraftKey = new NamespacedKey(customFunction.a().b(), customFunction.a().getKey());
        ToIntBiFunction<CustomFunction, CommandListenerWrapper> obj = customFunctionData::a;

        FunctionWrapper wrapper = new FunctionWrapper(minecraftKey, obj, customFunction, commandListenerWrapper, e -> getCLW(cmdCtx).a(((CraftEntity) e).getHandle()));

        result[count] = wrapper;
        count++;
    }

    return result;
}
 

@Override
public FunctionWrapper[] getFunction(CommandContext cmdCtx, String str) throws CommandSyntaxException {
    Collection<CustomFunction> customFuncList = ArgumentTag.a(cmdCtx, str);

    FunctionWrapper[] result = new FunctionWrapper[customFuncList.size()];

    CustomFunctionData customFunctionData = getCLW(cmdCtx).getServer().getFunctionData();
    CommandListenerWrapper commandListenerWrapper = getCLW(cmdCtx).a().b(2);

    int count = 0;
    for(CustomFunction customFunction : customFuncList) {
        @SuppressWarnings("deprecation")
        NamespacedKey minecraftKey = new NamespacedKey(customFunction.a().getNamespace(), customFunction.a().getKey());
        ToIntBiFunction<CustomFunction, CommandListenerWrapper> obj = customFunctionData::a;

        FunctionWrapper wrapper = new FunctionWrapper(minecraftKey, obj, customFunction, commandListenerWrapper, e -> {
            return (Object) getCLW(cmdCtx).a(((CraftEntity) e).getHandle());
        });

        result[count] = wrapper;
        count++;
    }

    return result;
}
 

@Override
public FunctionWrapper[] getFunction(CommandContext cmdCtx, String str) throws CommandSyntaxException {
    Collection<CustomFunction> customFuncList = ArgumentTag.a(cmdCtx, str);

    FunctionWrapper[] result = new FunctionWrapper[customFuncList.size()];

    CustomFunctionData customFunctionData = getCLW(cmdCtx).getServer().getFunctionData();
    CommandListenerWrapper commandListenerWrapper = getCLW(cmdCtx).a().b(2);

    int count = 0;
    for(CustomFunction customFunction : customFuncList) {
        @SuppressWarnings("deprecation")
        NamespacedKey minecraftKey = new NamespacedKey(customFunction.a().b(), customFunction.a().getKey());
        ToIntBiFunction<CustomFunction, CommandListenerWrapper> obj = customFunctionData::a;

        FunctionWrapper wrapper = new FunctionWrapper(minecraftKey, obj, customFunction, commandListenerWrapper, e ->
                getCLW(cmdCtx).a(((CraftEntity) e).getHandle()));

        result[count] = wrapper;
        count++;
    }

    return result;
}
 

@Override
public FunctionWrapper[] getFunction(CommandContext cmdCtx, String str) throws CommandSyntaxException {
    Collection<CustomFunction> customFuncList = ArgumentTag.a(cmdCtx, str);

    FunctionWrapper[] result = new FunctionWrapper[customFuncList.size()];

    CustomFunctionData customFunctionData = getCLW(cmdCtx).getServer().getFunctionData();
    CommandListenerWrapper commandListenerWrapper = getCLW(cmdCtx).a().b(2);

    int count = 0;
    for(CustomFunction customFunction : customFuncList) {
        @SuppressWarnings("deprecation")
        NamespacedKey minecraftKey = new NamespacedKey(customFunction.a().b(), customFunction.a().getKey());
        ToIntBiFunction<CustomFunction, CommandListenerWrapper> obj = customFunctionData::a;

        FunctionWrapper wrapper = new FunctionWrapper(minecraftKey, obj, customFunction, commandListenerWrapper, e -> {
            return (Object) getCLW(cmdCtx).a(((CraftEntity) e).getHandle());
        });

        result[count] = wrapper;
        count++;
    }

    return result;
}
 

private static Optional<ZonedDateTime> dateTimeFromTemporal( TemporalAccessor ta ) {
    ToIntBiFunction<ChronoField, Integer> getField = ( field, orElse ) ->
            ta.isSupported( field ) ? ta.get( field ) : orElse;

    ZoneId zone = Optional.<ZoneId>ofNullable( ta.query( offset() ) )
            .orElse( Optional.ofNullable( ta.query( zoneId() ) )
                    .orElse( ZoneOffset.UTC ) );

    int year = getField.applyAsInt( ChronoField.YEAR, THIS_YEAR );
    int month = getField.applyAsInt( ChronoField.MONTH_OF_YEAR, 1 );
    int day = getField.applyAsInt( ChronoField.DAY_OF_MONTH, 1 );
    int hour = getField.applyAsInt( ChronoField.HOUR_OF_DAY, 0 );
    int minute = getField.applyAsInt( ChronoField.MINUTE_OF_HOUR, 0 );
    int second = getField.applyAsInt( ChronoField.SECOND_OF_MINUTE, 0 );
    int nanos = getField.applyAsInt( ChronoField.NANO_OF_SECOND, 0 );

    ZonedDateTime dateTime = ZonedDateTime.of( year, month, day, hour, minute, second, nanos, zone );

    return Optional.of( dateTime );
}
 

@Override
public FunctionWrapper[] getFunction(CommandContext cmdCtx, String str) throws CommandSyntaxException {
	Collection<CustomFunction> customFuncList = ArgumentTag.a(cmdCtx, str);

	FunctionWrapper[] result = new FunctionWrapper[customFuncList.size()];

	CustomFunctionData customFunctionData = getCLW(cmdCtx).getServer().getFunctionData();
	CommandListenerWrapper commandListenerWrapper = getCLW(cmdCtx).a().b(2);

	int count = 0;

	for (CustomFunction customFunction : customFuncList) {
		@SuppressWarnings("deprecation")
		NamespacedKey minecraftKey = new NamespacedKey(customFunction.a().getNamespace(),
				customFunction.a().getKey());
		ToIntBiFunction<CustomFunction, CommandListenerWrapper> obj = customFunctionData::a;

		FunctionWrapper wrapper = new FunctionWrapper(minecraftKey, obj, customFunction, commandListenerWrapper,
				e -> {
					return (Object) getCLW(cmdCtx).a(((CraftEntity) e).getHandle());
				});

		result[count] = wrapper;
		count++;
	}

	return result;
}
 

@Override
public FunctionWrapper[] getFunction(CommandContext cmdCtx, String str) throws CommandSyntaxException {
	Collection<CustomFunction> customFuncList = ArgumentTag.a(cmdCtx, str);

	FunctionWrapper[] result = new FunctionWrapper[customFuncList.size()];

	CustomFunctionData customFunctionData = getCLW(cmdCtx).getServer().getFunctionData();
	CommandListenerWrapper commandListenerWrapper = getCLW(cmdCtx).a().b(2);

	int count = 0;

	for (CustomFunction customFunction : customFuncList) {
		@SuppressWarnings("deprecation")
		NamespacedKey minecraftKey = new NamespacedKey(customFunction.a().getNamespace(),
				customFunction.a().getKey());
		ToIntBiFunction<CustomFunction, CommandListenerWrapper> obj = customFunctionData::a;

		FunctionWrapper wrapper = new FunctionWrapper(minecraftKey, obj, customFunction, commandListenerWrapper,
				e -> {
					return (Object) getCLW(cmdCtx).a(((CraftEntity) e).getHandle());
				});

		result[count] = wrapper;
		count++;
	}

	return result;
}
 

/**
 * Creates a FunctionWrapper
 * @param minecraftKey the MinecraftKey which is used to reference this function
 * @param invoker a method which, when invoked, runs the function
 * @param customFunction an NMS CustomFunction that contains the information about the function
 * @param clwArgB the instance of the CommandListenerWrapper which executed this command
 * @param mapper a function that maps a Bukkit Entity to a Minecraft Entity
 */
@SuppressWarnings("unchecked")
public FunctionWrapper(NamespacedKey minecraftKey, @SuppressWarnings("rawtypes") ToIntBiFunction invoker, Object customFunction, Object clwArgB, Function<Entity, Object> mapper) {
	this.minecraftKey = minecraftKey;
	this.functionExecutor = invoker;
	this.customFunction = customFunction;
	this.commandListenerWrapper = clwArgB;
	this.mapper = mapper;
}
 

/**
 * Returns a {@link BiCollector} that produces the sum of an integer-valued
 * function applied to the input pair.  If no input entries are present,
 * the result is 0.
 *
 * @since 3.2
 */
public static <K, V> BiCollector<K, V, Integer> summingInt(
    ToIntBiFunction<? super K, ? super V> mapper) {
  requireNonNull(mapper);
  return new BiCollector<K, V, Integer>() {
    @Override
    public <E> Collector<E, ?, Integer> splitting(
        Function<E, K> toKey, Function<E, V> toValue) {
      return Collectors.summingInt(e -> mapper.applyAsInt(toKey.apply(e), toValue.apply(e)));
    }
  };
}
 

/**
 * Returns a {@link BiCollector} that produces the arithmetic mean of an integer-valued
 * function applied to the input pair.  If no input entries are present,
 * the result is 0.
 *
 * @since 3.2
 */
public static <K, V> BiCollector<K, V, Double> averagingInt(
    ToIntBiFunction<? super K, ? super V> mapper) {
  requireNonNull(mapper);
  return new BiCollector<K, V, Double>() {
    @Override
    public <E> Collector<E, ?, Double> splitting(
        Function<E, K> toKey, Function<E, V> toValue) {
      return Collectors.averagingInt(e -> mapper.applyAsInt(toKey.apply(e), toValue.apply(e)));
    }
  };
}
 

/**
 * Returns a {@link BiCollector} which applies an {@code int}-producing
 * mapping function to each input pair, and returns summary statistics
 * for the resulting values.
 *
 *
 * @since 3.2
 */
public static <K, V> BiCollector<K, V, IntSummaryStatistics> summarizingInt(
    ToIntBiFunction<? super K, ? super V> mapper) {
  requireNonNull(mapper);
  return new BiCollector<K, V, IntSummaryStatistics>() {
    @Override
    public <E> Collector<E, ?, IntSummaryStatistics> splitting(
        Function<E, K> toKey, Function<E, V> toValue) {
      return Collectors.summarizingInt(e -> mapper.applyAsInt(toKey.apply(e), toValue.apply(e)));
    }
  };
}
 

/**
 * <b>warning:</b> the container must be thread-safed.
 *
 * @param queueAdder return the change size occurred.
 */
public <E1, C1> SimpleBufferTriggerBuilder<E1, C1> setContainerEx(
        Supplier<? extends C1> factory, ToIntBiFunction<? super C1, ? super E1> queueAdder) {
    checkNotNull(factory);
    checkNotNull(queueAdder);

    SimpleBufferTriggerBuilder<E1, C1> thisBuilder = (SimpleBufferTriggerBuilder<E1, C1>) this;
    thisBuilder.bufferFactory = (Supplier<C1>) factory;
    thisBuilder.queueAdder = (ToIntBiFunction<C1, E1>) queueAdder;
    return thisBuilder;
}
 

/**
 * @param queueAdder return the change size occurred.
 */
@CheckReturnValue
public GenericSimpleBufferTriggerBuilder<E, C> setContainerEx(Supplier<? extends C> factory,
        ToIntBiFunction<? super C, ? super E> queueAdder) {
    builder.setContainerEx(factory, queueAdder);
    return this;
}
 

public PartitionedFeatureVectors(int numPartitions,
                                 ExecutorService executor,
                                 ToIntBiFunction<String,float[]> partitioner) {
  Preconditions.checkArgument(numPartitions > 0);
  Objects.requireNonNull(executor);
  Objects.requireNonNull(partitioner);
  partitions = new FeatureVectorsPartition[numPartitions];
  for (int i = 0; i < numPartitions; i++) {
    partitions[i] = new FeatureVectorsPartition();
  }
  partitionMap = ObjectIntHashMap.newMap();
  partitionMapLock = new AutoReadWriteLock();
  this.partitioner = partitioner;
  this.executor = executor;
}
 

/**
 * Transforms the entries in the stream to integers by applying a mapper function to each key and value.
 *
 * @param mapper  a mapper function whose return values are included in the new stream
 * @return a stream containing the integer values returned from the mapper function
 */
public IntStream mapToInt(ToIntBiFunction<? super K, ? super V> mapper) {
  return underlying.mapToInt(e -> mapper.applyAsInt(e.getKey(), e.getValue()));
}