graphql.schema

Class DataFetchingEnvironmentImpl

java.lang.Object

graphql.schema.DataFetchingEnvironmentImpl

All Implemented Interfaces:

DataFetchingEnvironment

public class DataFetchingEnvironmentImpl
extends java.lang.Object
implements DataFetchingEnvironment

Constructor Summary

Constructors

Constructor and Description
DataFetchingEnvironmentImpl(java.lang.Object source, java.util.Map<java.lang.String,java.lang.Object> arguments, java.lang.Object context, java.util.List<Field> fields, GraphQLOutputType fieldType, GraphQLType parentType, GraphQLSchema graphQLSchema, java.util.Map<java.lang.String,FragmentDefinition> fragmentsByName, ExecutionId executionId, DataFetchingFieldSelectionSet selectionSet)

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
ExecutionId	getExecutionId()
java.util.List<Field>	getFields()
GraphQLOutputType	getFieldType()
java.util.Map<java.lang.String,FragmentDefinition>	getFragmentsByName()
GraphQLSchema	getGraphQLSchema()
GraphQLType	getParentType()
DataFetchingFieldSelectionSet	getSelectionSet()
<T> T	getSource()

Methods inherited from class java.lang.Object

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

Constructor Detail

DataFetchingEnvironmentImpl

public DataFetchingEnvironmentImpl(java.lang.Object source,
                                   java.util.Map<java.lang.String,java.lang.Object> arguments,
                                   java.lang.Object context,
                                   java.util.List<Field> fields,
                                   GraphQLOutputType fieldType,
                                   GraphQLType parentType,
                                   GraphQLSchema graphQLSchema,
                                   java.util.Map<java.lang.String,FragmentDefinition> fragmentsByName,
                                   ExecutionId executionId,
                                   DataFetchingFieldSelectionSet selectionSet)

Method Detail

getSource

public <T> T getSource()

Specified by:

getSource in interface DataFetchingEnvironment

Type Parameters:

T - you decide what type it is

Returns:

the current object being queried

getArguments

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

Specified by:

getArguments in interface DataFetchingEnvironment

Returns:

the arguments that have been passed in via the graphql query

containsArgument

public boolean containsArgument(java.lang.String name)

Description copied from interface: DataFetchingEnvironment

Returns true of the named argument is present

Specified by:

containsArgument in interface DataFetchingEnvironment

Parameters:

name - the name of the argument

Returns:

true of the named argument is present

getArgument

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

Description copied from interface: DataFetchingEnvironment

Returns the named argument

Specified by:

getArgument in interface DataFetchingEnvironment

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

public <T> T getContext()

Description copied from interface: DataFetchingEnvironment

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

Specified by:

getContext in interface DataFetchingEnvironment

Type Parameters:

T - you decide what type it is

Returns:

a context object

getFields

public java.util.List<Field> getFields()

Specified by:

getFields in interface DataFetchingEnvironment

Returns:

the list of fields currently in query context

getFieldType

public GraphQLOutputType getFieldType()

Specified by:

getFieldType in interface DataFetchingEnvironment

Returns:

graphql type of the current field

getParentType

public GraphQLType getParentType()

Specified by:

getParentType in interface DataFetchingEnvironment

Returns:

the type of the parent of the current field

getGraphQLSchema

public GraphQLSchema getGraphQLSchema()

Specified by:

getGraphQLSchema in interface DataFetchingEnvironment

Returns:

the underlying graphql schema

getFragmentsByName

public java.util.Map<java.lang.String,FragmentDefinition> getFragmentsByName()

Specified by:

getFragmentsByName in interface DataFetchingEnvironment

Returns:

the FragmentDefinition map for the current operation

getExecutionId

public ExecutionId getExecutionId()

Specified by:

getExecutionId in interface DataFetchingEnvironment

Returns:

the ExecutionId for the current operation

getSelectionSet

public DataFetchingFieldSelectionSet getSelectionSet()

Specified by:

getSelectionSet in interface DataFetchingEnvironment

Returns:

the DataFetchingFieldSelectionSet for the current operation