io.stargate.graphql.schema.cqlfirst.dml.fetchers

Class DmlFetcher<ResultT>

java.lang.Object

io.stargate.graphql.schema.CassandraFetcher<ResultT>

io.stargate.graphql.schema.cqlfirst.dml.fetchers.DmlFetcher<ResultT>

All Implemented Interfaces:

graphql.schema.DataFetcher<ResultT>

Direct Known Subclasses:

BulkMutationFetcher, MutationFetcher, QueryFetcher

public abstract class DmlFetcher<ResultT>
extends CassandraFetcher<ResultT>

Field Summary

Fields

Modifier and Type	Field and Description
protected DbColumnGetter	dbColumnGetter
protected NameMapping	nameMapping
protected Table	table

Fields inherited from class io.stargate.graphql.schema.CassandraFetcher

DEFAULT_CONSISTENCY, DEFAULT_PAGE_SIZE, DEFAULT_PARAMETERS, DEFAULT_SERIAL_CONSISTENCY

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	DmlFetcher(Table table, NameMapping nameMapping)

Method Summary

Modifier and Type	Method and Description
protected List<BuiltCondition>	buildClause(Table table, graphql.schema.DataFetchingEnvironment environment)
protected List<BuiltCondition>	buildConditions(Table table, Map<String,Map<String,Object>> columnList)
protected boolean	containsDirective(graphql.language.OperationDefinition operation, String directive)
protected CompletableFuture<Map<String,Object>>	executeAsyncAccepted(DataStore dataStore, BoundQuery query, Object originalValue) Executes the query in an async way in a fire and forget fashion.
protected Column	getColumn(Table table, String fieldName)
protected Parameters	getDatastoreParameters(graphql.schema.DataFetchingEnvironment environment)
protected String	getDBColumnName(Table table, String fieldName)
protected com.google.common.collect.ImmutableMap<String,Object>	toAcceptedMutationResultWithOriginalValue(Object originalValue)
protected Object	toDBValue(Column column, Object value)
protected List<Map<String,Object>>	toListOfMutationResults(ResultSet resultSet, List<Map<String,Object>> originalValues)
protected CompletableFuture<List<Map<String,Object>>>	toListOfMutationResultsAccepted(List<Map<String,Object>> originalValues)
protected Map<String,Object>	toMutationResult(ResultSet resultSet, Object originalValue)

Methods inherited from class io.stargate.graphql.schema.CassandraFetcher

get, get

Methods inherited from class java.lang.Object

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

Field Detail

table

protected final Table table

nameMapping

protected final NameMapping nameMapping

dbColumnGetter

protected final DbColumnGetter dbColumnGetter

Constructor Detail

DmlFetcher

protected DmlFetcher(Table table,
                     NameMapping nameMapping)

Method Detail

getDatastoreParameters

protected Parameters getDatastoreParameters(graphql.schema.DataFetchingEnvironment environment)

Overrides:

getDatastoreParameters in class CassandraFetcher<ResultT>

buildConditions

protected List<BuiltCondition> buildConditions(Table table,
                                               Map<String,Map<String,Object>> columnList)

buildClause

protected List<BuiltCondition> buildClause(Table table,
                                           graphql.schema.DataFetchingEnvironment environment)

toListOfMutationResults

protected List<Map<String,Object>> toListOfMutationResults(ResultSet resultSet,
                                                           List<Map<String,Object>> originalValues)

toListOfMutationResultsAccepted

protected CompletableFuture<List<Map<String,Object>>> toListOfMutationResultsAccepted(List<Map<String,Object>> originalValues)

toMutationResult

protected Map<String,Object> toMutationResult(ResultSet resultSet,
                                              Object originalValue)

toAcceptedMutationResultWithOriginalValue

protected com.google.common.collect.ImmutableMap<String,Object> toAcceptedMutationResultWithOriginalValue(Object originalValue)

containsDirective

protected boolean containsDirective(graphql.language.OperationDefinition operation,
                                    String directive)

executeAsyncAccepted

protected CompletableFuture<Map<String,Object>> executeAsyncAccepted(DataStore dataStore,
                                                                     BoundQuery query,
                                                                     Object originalValue)

Executes the query in an async way in a fire and forget fashion. Completes immediately with accepted=true without waiting for the result.

getDBColumnName

protected String getDBColumnName(Table table,
                                 String fieldName)

getColumn

protected Column getColumn(Table table,
                           String fieldName)

toDBValue

protected Object toDBValue(Column column,
                           Object value)