io.trino.client.RawQueryData Maven / Gradle / Ivy
/*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package io.trino.client;
import jakarta.annotation.Nullable;
import java.util.List;
import static com.google.common.collect.Iterables.unmodifiableIterable;
import static io.trino.client.FixJsonDataUtils.fixData;
/**
* Class represents QueryData serialized to JSON array of arrays of objects.
* It has custom handling and representation in the {@link QueryDataClientJacksonModule}
*/
public class RawQueryData
implements QueryData
{
private final Iterable> iterable;
private RawQueryData(Iterable> values)
{
this.iterable = values == null ? null : unmodifiableIterable(values);
}
@Override
public Iterable> getData()
{
return iterable;
}
public static QueryData of(@Nullable Iterable> values)
{
return new RawQueryData(values);
}
// JSON encoding loses type information. In order for it to be usable, we need to fix types.
public QueryData fixTypes(List columns)
{
return RawQueryData.of(fixData(columns, iterable));
}
}