/* * 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.prestosql.parquet; import org.apache.parquet.column.ColumnDescriptor; import org.apache.parquet.schema.PrimitiveType; import static org.apache.parquet.schema.Type.Repetition.OPTIONAL; // extension of parquet's ColumnDescriptor. Exposes full Primitive type information public class RichColumnDescriptor extends ColumnDescriptor { private final boolean required; public RichColumnDescriptor( ColumnDescriptor descriptor, PrimitiveType primitiveType) { super(descriptor.getPath(), primitiveType, descriptor.getMaxRepetitionLevel(), descriptor.getMaxDefinitionLevel()); this.required = primitiveType.getRepetition() != OPTIONAL; } public boolean isRequired() { return required; } }