io.stargate.graphql.schema.fetchers.ddl

Class DdlQueryFetcher

java.lang.Object

io.stargate.graphql.schema.fetchers.CassandraFetcher<Boolean>

io.stargate.graphql.schema.fetchers.ddl.DdlQueryFetcher

All Implemented Interfaces:

graphql.schema.DataFetcher<Boolean>

Direct Known Subclasses:

CreateKeyspaceFetcher, CreateTypeFetcher, DropKeyspaceFetcher, DropTypeFetcher, TableFetcher

public abstract class DdlQueryFetcher
extends CassandraFetcher<Boolean>

Base class for fetchers that execute a single DDL query, such as a CREATE KEYSPACE or DROP TABLE.

Field Summary

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

authenticationService, authorizationService, DEFAULT_CONSISTENCY, DEFAULT_PAGE_SIZE, DEFAULT_PARAMETERS, DEFAULT_SERIAL_CONSISTENCY, persistence

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	DdlQueryFetcher(Persistence persistence, AuthenticationService authenticationService, AuthorizationService authorizationService)

Method Summary

Modifier and Type	Method and Description
protected abstract Query<?>	buildQuery(graphql.schema.DataFetchingEnvironment dataFetchingEnvironment, QueryBuilder builder)
protected Column	decodeColumn(Map<String,Object> key, Column.Kind kind)
protected List<Column>	decodeColumns(List<Map<String,Object>> columnList, Column.Kind kind)
protected Column.ColumnType	decodeType(Object typeObject)
protected Boolean	get(graphql.schema.DataFetchingEnvironment environment, DataStore dataStore)

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

get

Methods inherited from class java.lang.Object

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

Constructor Detail

DdlQueryFetcher

protected DdlQueryFetcher(Persistence persistence,
                          AuthenticationService authenticationService,
                          AuthorizationService authorizationService)

Method Detail

get

protected Boolean get(graphql.schema.DataFetchingEnvironment environment,
                      DataStore dataStore)
               throws Exception

Specified by:

get in class CassandraFetcher<Boolean>

Throws:

Exception

buildQuery

protected abstract Query<?> buildQuery(graphql.schema.DataFetchingEnvironment dataFetchingEnvironment,
                                       QueryBuilder builder)
                                throws UnauthorizedException

Throws:

UnauthorizedException

decodeType

protected Column.ColumnType decodeType(Object typeObject)

decodeColumn

protected Column decodeColumn(Map<String,Object> key,
                              Column.Kind kind)

decodeColumns

protected List<Column> decodeColumns(List<Map<String,Object>> columnList,
                                     Column.Kind kind)