Package org.apache.sling.graphql.api

Interface SlingDataFetcherEnvironment

@ProviderType
public interface SlingDataFetcherEnvironment

Provides contextual information to the {#link SlingDataFetcher}

Method Summary

Modifier and Type	Method	Description
<T> T	getArgument(String name)
<T> T	getArgument(String name, T defaultValue)
@Nullable Map<String,Object>	getArguments()
@Nullable org.apache.sling.api.resource.Resource	getCurrentResource()
@Nullable String	getFetcherOptions()
@Nullable String	getFetcherSource()
@Nullable Object	getParentObject()
SelectionSet	getSelectionSet()

Method Detail

getParentObject

@Nullable
@Nullable Object getParentObject()

Returns:

the parent object of the field that's being retrieved

getArguments

@Nullable
@Nullable Map<String,Object> getArguments()

Returns:

the arguments passed to the GraphQL query

getArgument

@Nullable
<T> T getArgument(String name)

Type Parameters:

T - the argument type

Parameters:

name - the name of the argument to return

Returns:

a single argument, passed to the GraphQL query

getArgument

@Nullable
<T> T getArgument(String name,
                  T defaultValue)

Type Parameters:

T - the argument type

Parameters:

name - the name of the argument to return

defaultValue - the default value to return

Returns:

a single argument, passed to the GraphQL query

getCurrentResource

@Nullable
@Nullable org.apache.sling.api.resource.Resource getCurrentResource()

Returns:

the current Sling resource

getFetcherOptions

@Nullable
@Nullable String getFetcherOptions()

Returns:

the options, if set by the schema directive

getFetcherSource

@Nullable
@Nullable String getFetcherSource()

Returns:

the source, if set by the schema directive

getSelectionSet

SelectionSet getSelectionSet()

Returns:

the selectionSet, mandatory in a graphql query