Examples with AggregateFunctionFactory io.confluent.ksql.function.AggregateFunctionFactory used on opensource projects

Example 1 with AggregateFunctionFactory

use of io.confluent.ksql.function.AggregateFunctionFactory in project ksql by confluentinc.

the class DescribeFunctionExecutor method describeAggregateFunction.

private static FunctionDescriptionList describeAggregateFunction(final KsqlExecutionContext ksqlEngine, final FunctionName functionName, final String statementText) {
    final AggregateFunctionFactory aggregateFactory = ksqlEngine.getMetaStore().getAggregateFactory(functionName);
    final ImmutableList.Builder<FunctionInfo> listBuilder = ImmutableList.builder();
    aggregateFactory.eachFunction(func -> listBuilder.add(getFunctionInfo(func.parameterInfo(), func.declaredReturnType(), func.getDescription(), false)));
    return createFunctionDescriptionList(statementText, aggregateFactory.getMetadata(), listBuilder.build(), FunctionType.AGGREGATE);
}