graphql.schema

Interface DataFetchingEnvironment

All Known Implementing Classes:

DataFetchingEnvironmentImpl

public interface DataFetchingEnvironment

A DataFetchingEnvironment instance of passed to a DataFetcher as an execution context parameter

Method Summary

Modifier and Type	Method and Description
boolean	containsArgument(java.lang.String name) Returns true of the named argument is present
<T> T	getArgument(java.lang.String name) Returns the named argument
java.util.Map<java.lang.String,java.lang.Object>	getArguments()
<T> T	getContext() Returns a context argument that is set up when the GraphQL.execute(String, Object) method is invoked
java.util.List<Field>	getFields()
GraphQLOutputType	getFieldType()
GraphQLSchema	getGraphQLSchema()
GraphQLType	getParentType()
<T> T	getSource()

Method Detail

getSource

<T> T getSource()

Type Parameters:

T - you decide what type it is

Returns:

the current object being queried

getArguments

java.util.Map<java.lang.String,java.lang.Object> getArguments()

Returns:

the arguments that have been passed in via the graphql query

containsArgument

boolean containsArgument(java.lang.String name)

Returns true of the named argument is present

Parameters:

name - the name of the argument

Returns:

true of the named argument is present

getArgument

<T> T getArgument(java.lang.String name)

Returns the named argument

Type Parameters:

T - you decide what type it is

Parameters:

name - the name of the argument

Returns:

the named argument or null if its not [present

getContext

<T> T getContext()

Returns a context argument that is set up when the GraphQL.execute(String, Object) method is invoked

Type Parameters:

T - you decide what type it is

Returns:

a context object

getFields

java.util.List<Field> getFields()

Returns:

the list of fields currently in query context

getFieldType

GraphQLOutputType getFieldType()

Returns:

graphql type of the current field

getParentType

GraphQLType getParentType()

Returns:

the type of the parent of the current field

getGraphQLSchema

GraphQLSchema getGraphQLSchema()

Returns:

the underlying graphql schema