graphql.validation.constraints.standard

Class PositiveOrZeroConstraint

java.lang.Object

graphql.validation.constraints.AbstractDirectiveConstraint

graphql.validation.constraints.standard.PositiveOrZeroConstraint

All Implemented Interfaces:

DirectiveConstraint, ValidationRule

public class PositiveOrZeroConstraint
extends AbstractDirectiveConstraint

Constructor Summary

Constructors

Constructor and Description
PositiveOrZeroConstraint()

Method Summary

Modifier and Type	Method and Description
protected boolean	appliesToListElements()
boolean	appliesToType(graphql.schema.GraphQLInputType inputType) A derived class will be called to indicate whether this input type applies to the constraint
java.util.List<graphql.schema.GraphQLScalarType>	getApplicableTypes()
Documentation	getDocumentation()
protected boolean	isOK(java.math.BigDecimal bigDecimal)
protected java.util.List<graphql.GraphQLError>	runConstraint(ValidationEnvironment validationEnvironment) This is called to perform the constraint validation

Methods inherited from class graphql.validation.constraints.AbstractDirectiveConstraint

appliesTo, appliesTo, asBigDecimal, asBoolean, asMap, getBoolArg, getIntArg, getMessageTemplate, getMessageTemplate, getName, getStrArg, getStringOrIDOrObjectOrMapLength, isMap, isOneOfTheseTypes, isOneOfTheseTypes, isStringOrID, isStringOrIDOrList, isStringOrIDOrListOrMap, mkError, mkError, mkMessageParams, runValidation, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

PositiveOrZeroConstraint

public PositiveOrZeroConstraint()

Method Detail

getDocumentation

public Documentation getDocumentation()

Returns:

documentation meta data about this constraint

isOK

protected boolean isOK(java.math.BigDecimal bigDecimal)

appliesToType

public boolean appliesToType(graphql.schema.GraphQLInputType inputType)

Description copied from class: AbstractDirectiveConstraint

A derived class will be called to indicate whether this input type applies to the constraint

Specified by:

appliesToType in class AbstractDirectiveConstraint

Parameters:

inputType - the input type

Returns:

true if the constraint can handle that type

getApplicableTypes

public java.util.List<graphql.schema.GraphQLScalarType> getApplicableTypes()

runConstraint

protected java.util.List<graphql.GraphQLError> runConstraint(ValidationEnvironment validationEnvironment)

Description copied from class: AbstractDirectiveConstraint

This is called to perform the constraint validation

Specified by:

runConstraint in class AbstractDirectiveConstraint

Parameters:

validationEnvironment - the validation environment

Returns:

a list of errors or an empty one if there are no errors

appliesToListElements

protected boolean appliesToListElements()

Specified by:

appliesToListElements in class AbstractDirectiveConstraint