com.alibaba.qlexpress4.runtime

Interface QLambda

All Superinterfaces:

java.util.function.Consumer<java.lang.Object>, java.util.function.Function<java.lang.Object,java.lang.Object>, java.util.function.Predicate<java.lang.Object>, java.lang.Runnable, java.util.function.Supplier<java.lang.Object>

All Known Implementing Classes:

QLambdaEmpty, QLambdaInner, QLambdaMethod

public interface QLambda
extends java.lang.Runnable, java.util.function.Supplier<java.lang.Object>, java.util.function.Consumer<java.lang.Object>, java.util.function.Predicate<java.lang.Object>, java.util.function.Function<java.lang.Object,java.lang.Object>

Method Summary

Modifier and Type	Method and Description
default void	accept(java.lang.Object o)
default java.lang.Object	apply(java.lang.Object o)
QResult	call(java.lang.Object... params)
default java.lang.Object	get()
default java.util.Map<java.lang.String,CustomFunction>	getFunctionDefined(java.lang.Object... params)
default void	run()
default boolean	test(java.lang.Object o)

Methods inherited from interface java.util.function.Consumer

andThen

Methods inherited from interface java.util.function.Predicate

and, isEqual, negate, or

Methods inherited from interface java.util.function.Function

andThen, compose, identity

Method Detail

call

QResult call(java.lang.Object... params)
      throws java.lang.Throwable

Parameters:

params - params of lambda

Returns:

result of lambda

Throws:

java.lang.Throwable - UserDefineException for custom error message

getFunctionDefined

default java.util.Map<java.lang.String,CustomFunction> getFunctionDefined(java.lang.Object... params)
                                                                   throws java.lang.Throwable

Returns:

function defined in lambda

Throws:

java.lang.Throwable

get

default java.lang.Object get()

Specified by:

get in interface java.util.function.Supplier<java.lang.Object>

accept

default void accept(java.lang.Object o)

Specified by:

accept in interface java.util.function.Consumer<java.lang.Object>

run

default void run()

Specified by:

run in interface java.lang.Runnable

test

default boolean test(java.lang.Object o)

Specified by:

test in interface java.util.function.Predicate<java.lang.Object>

apply

default java.lang.Object apply(java.lang.Object o)

Specified by:

apply in interface java.util.function.Function<java.lang.Object,java.lang.Object>