org.apache.dubbo.common.convert

Interface Converter<S,T>

Type Parameters:

S - The source type

T - The target type

All Superinterfaces:

Comparable<Prioritized>, Prioritized

All Known Subinterfaces:

StringConverter<T>

All Known Implementing Classes:

StringToBooleanConverter, StringToByteConverter, StringToCharacterConverter, StringToCharArrayConverter, StringToDoubleConverter, StringToDurationConverter, StringToFloatConverter, StringToIntegerConverter, StringToLongConverter, StringToOptionalConverter, StringToShortConverter, StringToStringConverter

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@SPI(scope=FRAMEWORK)
 @FunctionalInterface
public interface Converter<S,T>
extends Prioritized

A class to convert the source-typed value to the target-typed value

Since:

2.7.6

Field Summary

Fields inherited from interface org.apache.dubbo.common.lang.Prioritized

COMPARATOR, MAX_PRIORITY, MIN_PRIORITY, NORMAL_PRIORITY

Method Summary

Modifier and Type	Method and Description
default boolean	accept(Class<?> sourceType, Class<?> targetType) Accept the source type and target type or not
T	convert(S source) Convert the source-typed value to the target-typed value
default Class<S>	getSourceType() Get the source type
default Class<T>	getTargetType() Get the target type

Methods inherited from interface org.apache.dubbo.common.lang.Prioritized

compareTo, getPriority

Method Detail

accept

default boolean accept(Class<?> sourceType,
                       Class<?> targetType)

Accept the source type and target type or not

Parameters:

sourceType - the source type

targetType - the target type

Returns:

if accepted, return true, or false

convert

T convert(S source)

Convert the source-typed value to the target-typed value

Parameters:

source - the source-typed value

Returns:

the target-typed value

getSourceType

default Class<S> getSourceType()

Get the source type

Returns:

non-null

getTargetType

default Class<T> getTargetType()

Get the target type

Returns:

non-null