io.smallrye.graphql.execution.event

Class EventEmitter

java.lang.Object

io.smallrye.graphql.execution.event.EventEmitter

public class EventEmitter
extends Object

Fire some events while booting or executing. This allows some extension

Author:

Phillip Kruger (phillip.kruger@redhat.com)

Method Summary

Modifier and Type	Method and Description
void	fireAfterDataFetch()
void	fireAfterExecute()
void	fireBeforeDataFetch()
void	fireBeforeExecute()
void	fireBeforeMethodInvoke(InvokeInfo invokeInfo)
graphql.schema.GraphQLSchema.Builder	fireBeforeSchemaBuild(graphql.schema.GraphQLSchema.Builder builder) This gets fired just before we create the final schema.
Operation	fireCreateOperation(Operation operation) This gets fired during the bootstrap phase before a new operation is being created.
void	fireOnDataFetchError(String executionId, Throwable t)
void	fireOnExecuteError(String executionId, Throwable t)
static EventEmitter	getInstance(Config config)

Methods inherited from class java.lang.Object

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

Method Detail

getInstance

public static EventEmitter getInstance(Config config)

fireBeforeExecute

public void fireBeforeExecute()

fireOnExecuteError

public void fireOnExecuteError(String executionId,
                               Throwable t)

fireAfterExecute

public void fireAfterExecute()

fireBeforeDataFetch

public void fireBeforeDataFetch()

fireBeforeMethodInvoke

public void fireBeforeMethodInvoke(InvokeInfo invokeInfo)
                            throws Exception

Throws:

Exception

fireOnDataFetchError

public void fireOnDataFetchError(String executionId,
                                 Throwable t)

fireAfterDataFetch

public void fireAfterDataFetch()

fireBeforeSchemaBuild

public graphql.schema.GraphQLSchema.Builder fireBeforeSchemaBuild(graphql.schema.GraphQLSchema.Builder builder)

This gets fired just before we create the final schema. This allows listeners to add to the builder any custom elements.

Parameters:

builder - as it stands

Returns:

builder modified by listener

fireCreateOperation

public Operation fireCreateOperation(Operation operation)

This gets fired during the bootstrap phase before a new operation is being created. This allows listeners to modify the operation

Parameters:

operation - as it stands

Returns:

operation possibly modified