Package one.xingyi.fp

Interface IPartialFunctionE<From,To>

All Superinterfaces:

FunctionWithException<From,To>

public interface IPartialFunctionE<From,To>
extends FunctionWithException<From,To>

Method Summary

Modifier and Type	Method	Description
static <From, To> IPartialFunctionE<From,To>	always(FunctionWithException<From,To> fn)
static <From, To> To	applyOr(IPartialFunctionE<From,To> pfn, Supplier<To> defValue, From from)
static <From, To> To	applyOrError(IPartialFunctionE<From,To> pfn, From from)
static <From, To> FunctionWithException<From,To>	chain(To defValue, Collection<IPartialFunctionE<From,To>> fns)
static <From, To> IPartialFunctionE<From,To>	chainToPfE(Collection<IPartialFunctionE<From,To>> fns)
boolean	isDefinedAt(From from)
static <From, To> FunctionWithException<From,List<To>>	mapFn(Collection<IPartialFunctionE<From,To>> fns)
static <From, To, Result> FunctionWithException<From,Result>	mapReduceFn(Collection<IPartialFunctionE<From,To>> fns, FunctionWithException<List<To>,Result> reduceFn)
static <From, To> IPartialFunctionE<From,To>	notNull(FunctionWithException<From,To> fn)
static <From, To> IPartialFunctionE<From,To>	of(PredicateWithException<From> isDefinedAt, FunctionWithException<From,To> fn)

Methods inherited from interface one.xingyi.interfaces.FunctionWithException

apply

Method Details

isDefinedAt

boolean isDefinedAt(From from)
             throws Exception

Throws:

Exception

always

static <From,
To> IPartialFunctionE<From,To> always(FunctionWithException<From,To> fn)

applyOrError

static <From,
To> To applyOrError(IPartialFunctionE<From,To> pfn,
 From from)
                          throws Exception

Throws:

Exception

applyOr

static <From,
To> To applyOr(IPartialFunctionE<From,To> pfn,
 Supplier<To> defValue,
 From from)
                     throws Exception

Throws:

Exception

of

static <From,
To> IPartialFunctionE<From,To> of(PredicateWithException<From> isDefinedAt,
 FunctionWithException<From,To> fn)

notNull

static <From,
To> IPartialFunctionE<From,To> notNull(FunctionWithException<From,To> fn)

mapFn

static <From,
To>
FunctionWithException<From,List<To>> mapFn(Collection<IPartialFunctionE<From,To>> fns)

mapReduceFn

static <From,
To,
Result>
FunctionWithException<From,Result> mapReduceFn(Collection<IPartialFunctionE<From,To>> fns,
 FunctionWithException<List<To>,Result> reduceFn)

chain

static <From,
To> FunctionWithException<From,To> chain(To defValue,
 Collection<IPartialFunctionE<From,To>> fns)

chainToPfE

static <From,
To> IPartialFunctionE<From,To> chainToPfE(Collection<IPartialFunctionE<From,To>> fns)