Examples with ListFunctions io.confluent.ksql.parser.tree.ListFunctions used on opensource projects

Example 1 with ListFunctions

use of io.confluent.ksql.parser.tree.ListFunctions in project ksql by confluentinc.

the class ListFunctionsExecutor method execute.

public static StatementExecutorResponse execute(final ConfiguredStatement<ListFunctions> statement, final SessionProperties sessionProperties, final KsqlExecutionContext executionContext, final ServiceContext serviceContext) {
    final FunctionRegistry functionRegistry = executionContext.getMetaStore();
    final List<SimpleFunctionInfo> all = functionRegistry.listFunctions().stream().map(factory -> new SimpleFunctionInfo(factory.getName().toUpperCase(), FunctionType.SCALAR, factory.getMetadata().getCategory())).collect(Collectors.toList());
    functionRegistry.listTableFunctions().stream().map(factory -> new SimpleFunctionInfo(factory.getName().toUpperCase(), FunctionType.TABLE, factory.getMetadata().getCategory())).forEach(all::add);
    functionRegistry.listAggregateFunctions().stream().map(factory -> new SimpleFunctionInfo(factory.getName().toUpperCase(), FunctionType.AGGREGATE, factory.getMetadata().getCategory())).forEach(all::add);
    return StatementExecutorResponse.handled(Optional.of(new FunctionNameList(statement.getStatementText(), all)));
}