Package org.evrete.api

Interface Type

All Superinterfaces:

Named

public interface Type
extends Named

The definition of a type which is assigned to every object before it gets into the working memory.

Method Summary

Modifier and Type	Method	Description
TypeField	declareField(String name, Class<?> type, String lambdaExpression)	A field declaration through a lambda expression, like "o -> {return o.getSomeValue()}" The expression may also contain valid Java code before returning its value.
<T> TypeField	declareField(String name, Class<?> type, Function<T,Object> function)	Field declaration with a Function as value reader.
default <T> TypeField	declareField(String name, Predicate<T> function)
default <T> TypeField	declareField(String name, ToDoubleFunction<T> function)
default <T> TypeField	declareField(String name, ToIntFunction<T> function)
default <T> TypeField	declareField(String name, ToLongFunction<T> function)
Collection<TypeField>	getDeclaredFields()
TypeField	getField(String name)	Returns a declared field with the given name, or null if no such field is found.

Methods inherited from interface org.evrete.api.Named

getName

Method Details

getDeclaredFields

Collection<TypeField> getDeclaredFields()

getField

TypeField getField(String name)

Returns a declared field with the given name, or null if no such field is found.

Parameters:

name - field name

Returns:

a declared field or null

declareField

TypeField declareField(String name, Class<?> type, String lambdaExpression)

A field declaration through a lambda expression, like "o -> {return o.getSomeValue()}" The expression may also contain valid Java code before returning its value.

Parameters:

name - field name

type - field value type

lambdaExpression - lambda expression as a literal

Returns:

newly created field

declareField

<T> TypeField declareField(String name, Class<?> type, Function<T,Object> function)

Field declaration with a Function as value reader.

Type Parameters:

T - expected Java type of the function's argument

Parameters:

name - field name

type - field value type

function - the function that will be used to read field's value

Returns:

newly created field

declareField

default <T> TypeField declareField(String name, ToIntFunction<T> function)

declareField

default <T> TypeField declareField(String name, ToLongFunction<T> function)

declareField

default <T> TypeField declareField(String name, ToDoubleFunction<T> function)

declareField

default <T> TypeField declareField(String name, Predicate<T> function)