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A table format for huge analytic datasets
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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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 org.apache.iceberg.spark;
import org.apache.iceberg.StructLike;
import org.apache.iceberg.types.Types;
import org.apache.spark.sql.Row;
public class SparkStructLike implements StructLike {
private final Types.StructType type;
private Row wrapped;
public SparkStructLike(Types.StructType type) {
this.type = type;
}
public SparkStructLike wrap(Row row) {
this.wrapped = row;
return this;
}
@Override
public int size() {
return type.fields().size();
}
@Override
public T get(int pos, Class javaClass) {
Types.NestedField field = type.fields().get(pos);
return javaClass.cast(SparkValueConverter.convert(field.type(), wrapped.get(pos)));
}
@Override
public void set(int pos, T value) {
throw new UnsupportedOperationException("Not implemented: set");
}
}