Package org.apache.sling.graphql.helpers

Class GenericConnection<T>

java.lang.Object

org.apache.sling.graphql.helpers.GenericConnection<T>

All Implemented Interfaces:

Connection<T>, PageInfo

@ConsumerType
public final class GenericConnection<T>
extends Object
implements Connection<T>, PageInfo

As per https://relay.dev/graphql/connections.htm a "connection" is a page of results for a paginated query. Use the GenericConnection.Builder class to build a Connection that outputs the supplied data, optionally sliced based on a "start after" cursor and a limit on the number of items output.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	GenericConnection.Builder<T>

Field Summary

Fields

Modifier and Type	Field	Description
static final int	DEFAULT_LIMIT
static final int	MAX_LIMIT	We might make this configurable but for now let's stay on the safe side

Method Summary

Modifier and Type	Method	Description
@NotNull Iterable<Edge<T>>	getEdges()
@NotNull Cursor	getEndCursor()
@NotNull PageInfo	getPageInfo()
@NotNull Cursor	getStartCursor()
boolean	isHasNextPage()
boolean	isHasPreviousPage()

Methods inherited from class java.lang.Object

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

Field Details

DEFAULT_LIMIT

public static final int DEFAULT_LIMIT

See Also:

• Constant Field Values

MAX_LIMIT

public static final int MAX_LIMIT

We might make this configurable but for now let's stay on the safe side

See Also:

• Constant Field Values

Method Details

getEdges

@NotNull
public @NotNull Iterable<Edge<T>> getEdges()

Specified by:

getEdges in interface Connection<T>

getPageInfo

@NotNull
public @NotNull PageInfo getPageInfo()

Specified by:

getPageInfo in interface Connection<T>

getStartCursor

@NotNull
public @NotNull Cursor getStartCursor()

Specified by:

getStartCursor in interface PageInfo

getEndCursor

@NotNull
public @NotNull Cursor getEndCursor()

Specified by:

getEndCursor in interface PageInfo

isHasPreviousPage

public boolean isHasPreviousPage()

Specified by:

isHasPreviousPage in interface PageInfo

isHasNextPage

public boolean isHasNextPage()

Specified by:

isHasNextPage in interface PageInfo