Package graphql.validation

Class TraversalContext

java.lang.Object

graphql.validation.TraversalContext

All Implemented Interfaces:

DocumentVisitor

public class TraversalContext
extends Object
implements DocumentVisitor

Field Summary

Fields

Modifier and Type	Field	Description
private GraphQLArgument	argument
private final List<InputValueWithState>	defaultValueStack
private GraphQLDirective	directive
private final List<GraphQLFieldDefinition>	fieldDefStack
private final List<GraphQLInputType>	inputTypeStack
private final List<String>	nameStack
private final List<GraphQLOutputType>	outputTypeStack
private final List<GraphQLCompositeType>	parentTypeStack
private final GraphQLSchema	schema

Constructor Summary

Constructors

Constructor	Description
TraversalContext(GraphQLSchema graphQLSchema)

Method Summary

Modifier and Type	Method	Description
private void	addDefaultValue(InputValueWithState defaultValue)
private void	addFieldDef(GraphQLFieldDefinition fieldDefinition)
private void	addInputType(GraphQLInputType graphQLInputType)
private void	addOutputType(GraphQLOutputType type)
private void	addParentType(GraphQLCompositeType compositeType)
void	enter(Node node, List<Node> path)
private void	enterImpl(Argument argument)
private void	enterImpl(ArrayValue arrayValue)
private void	enterImpl(Directive directive)
private void	enterImpl(Field field)
private void	enterImpl(FragmentDefinition fragmentDefinition)
private void	enterImpl(InlineFragment inlineFragment)
private void	enterImpl(ObjectField objectField)
private void	enterImpl(OperationDefinition operationDefinition)
private void	enterImpl(SelectionSet selectionSet)
private void	enterImpl(VariableDefinition variableDefinition)
private void	enterName(String name)
private GraphQLArgument	find(List<GraphQLArgument> arguments, String name)
GraphQLArgument	getArgument()
InputValueWithState	getDefaultValue()
GraphQLDirective	getDirective()
GraphQLFieldDefinition	getFieldDef()
private GraphQLFieldDefinition	getFieldDef(GraphQLSchema schema, GraphQLType parentType, Field field)
GraphQLInputType	getInputType()
private GraphQLNullableType	getNullableType(GraphQLType type)
GraphQLOutputType	getOutputType()
GraphQLCompositeType	getParentType()
List<String>	getQueryPath()
private boolean	isEmpty(String name)
private <T> T	lastElement(List<T> list)
void	leave(Node node, List<Node> ancestors)
private void	leaveName(String name)
private <T> T	pop(List<T> list)

Methods inherited from class java.lang.Object

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

Field Details

schema

private final GraphQLSchema schema

outputTypeStack

private final List<GraphQLOutputType> outputTypeStack

parentTypeStack

private final List<GraphQLCompositeType> parentTypeStack

inputTypeStack

private final List<GraphQLInputType> inputTypeStack

defaultValueStack

private final List<InputValueWithState> defaultValueStack

fieldDefStack

private final List<GraphQLFieldDefinition> fieldDefStack

nameStack

private final List<String> nameStack

directive

private GraphQLDirective directive

argument

private GraphQLArgument argument

Constructor Details

TraversalContext

public TraversalContext(GraphQLSchema graphQLSchema)

Method Details

enter

public void enter(Node node,
 List<Node> path)

Specified by:

enter in interface DocumentVisitor

enterImpl

private void enterImpl(SelectionSet selectionSet)

enterImpl

private void enterImpl(Field field)

enterImpl

private void enterImpl(Directive directive)

enterImpl

private void enterImpl(OperationDefinition operationDefinition)

enterImpl

private void enterImpl(InlineFragment inlineFragment)

enterImpl

private void enterImpl(FragmentDefinition fragmentDefinition)

enterImpl

private void enterImpl(VariableDefinition variableDefinition)

enterImpl

private void enterImpl(Argument argument)

enterImpl

private void enterImpl(ArrayValue arrayValue)

enterImpl

private void enterImpl(ObjectField objectField)

find

private GraphQLArgument find(List<GraphQLArgument> arguments,
 String name)

leave

public void leave(Node node,
 List<Node> ancestors)

Specified by:

leave in interface DocumentVisitor

enterName

private void enterName(String name)

leaveName

private void leaveName(String name)

isEmpty

private boolean isEmpty(String name)

getNullableType

private GraphQLNullableType getNullableType(GraphQLType type)

getOutputType

public GraphQLOutputType getOutputType()

Returns:

can be null if current node does not have a OutputType associated: for example if the current field is unknown

addOutputType

private void addOutputType(GraphQLOutputType type)

lastElement

private <T> T lastElement(List<T> list)

pop

private <T> T pop(List<T> list)

getParentType

public GraphQLCompositeType getParentType()

Returns:

can be null if the parent is not a CompositeType

addParentType

private void addParentType(GraphQLCompositeType compositeType)

getInputType

public GraphQLInputType getInputType()

getDefaultValue

public InputValueWithState getDefaultValue()

addInputType

private void addInputType(GraphQLInputType graphQLInputType)

addDefaultValue

private void addDefaultValue(InputValueWithState defaultValue)

getFieldDef

public GraphQLFieldDefinition getFieldDef()

getQueryPath

public List<String> getQueryPath()

addFieldDef

private void addFieldDef(GraphQLFieldDefinition fieldDefinition)

getDirective

public GraphQLDirective getDirective()

getArgument

public GraphQLArgument getArgument()

getFieldDef

private GraphQLFieldDefinition getFieldDef(GraphQLSchema schema,
 GraphQLType parentType,
 Field field)