com.suncode.pwfl.core.type

Interface Type<T>

Type Parameters:

T - type of mapped java class

All Known Subinterfaces:

EvaluableType<T>

All Known Implementing Classes:

ArrayType, BooleanType, DateTimeType, DateType, FloatType, FunctionType, IntegerType, JsonTypeBase, StringType, TypeBase, VariableType

@Api
public interface Type<T>

Type.

Author:

Cezary Kozar 13 maj 2016

Method Summary

Modifier and Type	Method and Description
T	convert(String value) Returns string value converted to Object of this type
T	defaultValue() Returns default value for this type.
boolean	isInstance(Class<?> clazz) Checks if given class instances will be considered an instance of this type isInstance(Object).
boolean	isInstance(Object value) Checks if given value is instance of this type.
Class<T>	javaType() Returns Java Class that represents value of this type.
String	name() Returns unqiue type name.
T	read(Object value) Reads given value as this type base java type javaType().
<I,O> O	readAs(I value, Class<O> type) Reads given value as specified type instance.

Method Detail

name

String name()

Returns unqiue type name.

Returns:

type name

javaType

Class<T> javaType()

Returns Java Class that represents value of this type.

Returns:

defaultValue

T defaultValue()

Returns default value for this type.
String -> ""
Integer -> 0
Float -> 0.0
Date -> null
DateTime -> null
Function -> null
Variable -> null
Array -> empty array

Returns:

isInstance

boolean isInstance(Object value)

Checks if given value is instance of this type.

Parameters:

value - any value

Returns:

true if value is instance of this type, false otherwise

isInstance

boolean isInstance(Class<?> clazz)

Checks if given class instances will be considered an instance of this type isInstance(Object).

Parameters:

clazz - class

Returns:

true if class instances will be considered instance of this type, false otherwise

read

T read(Object value)

Reads given value as this type base java type javaType(). Specified value must be an instance of this type (isInstance(Object)).

Parameters:

value - any value that is instance of this type

Returns:

given value read as javaType() class

convert

T convert(String value)

Returns string value converted to Object of this type

Parameters:

value - to convert

Returns:

converted object

readAs

<I,O> O readAs(I value,
               Class<O> type)

Reads given value as specified type instance. Specified value and type must meet isInstance(Class) requirements.

Parameters:

value - value

type - output type

Returns:

given value read as given type