org.apache.servicecomb.core.filter.impl

Class ParameterValidatorFilter

java.lang.Object

org.apache.servicecomb.core.filter.impl.ParameterValidatorFilter

All Implemented Interfaces:

Filter, ProducerFilter, org.springframework.beans.factory.InitializingBean

@Component
public class ParameterValidatorFilter
extends Object
implements ProducerFilter, org.springframework.beans.factory.InitializingBean

Field Summary

Fields

Modifier and Type	Field and Description
static String	NAME
protected javax.validation.executable.ExecutableValidator	validator

Constructor Summary

Constructors

Constructor and Description
ParameterValidatorFilter()

Method Summary

Modifier and Type	Method and Description
void	afterPropertiesSet()
protected javax.validation.ValidatorFactory	createValidatorFactory()
protected Set<javax.validation.ConstraintViolation<Object>>	doValidate(Invocation invocation)
String	getName()
protected org.hibernate.validator.messageinterpolation.AbstractMessageInterpolator	messageInterpolator()
CompletableFuture<Response>	onFilter(Invocation invocation, FilterNode nextNode)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.apache.servicecomb.core.filter.ProducerFilter

getInvocationTypes

Methods inherited from interface org.apache.servicecomb.core.filter.Filter

isEnabled, isInEventLoop

Field Detail

NAME

public static final String NAME

See Also:

Constant Field Values

validator

protected javax.validation.executable.ExecutableValidator validator

Constructor Detail

ParameterValidatorFilter

public ParameterValidatorFilter()

Method Detail

getName

@Nonnull
public String getName()

Specified by:

getName in interface Filter

afterPropertiesSet

public void afterPropertiesSet()

Specified by:

afterPropertiesSet in interface org.springframework.beans.factory.InitializingBean

createValidatorFactory

protected javax.validation.ValidatorFactory createValidatorFactory()

messageInterpolator

protected org.hibernate.validator.messageinterpolation.AbstractMessageInterpolator messageInterpolator()

onFilter

public CompletableFuture<Response> onFilter(Invocation invocation,
                                            FilterNode nextNode)

Specified by:

onFilter in interface Filter

Parameters:

invocation - invocation

nextNode - node filter node

Returns:

response future
even Response can express fail data
but Response only express success data in filter chain
all fail data can only express by exception

special for producer:
if response is failure, then after encode response, response.result will be exception.errorData, not a exception

doValidate

protected Set<javax.validation.ConstraintViolation<Object>> doValidate(Invocation invocation)