/* * Copyright (C) 2017-2019 Dremio Corporation * * 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 org.apache.arrow.vector.types; import static com.dremio.common.util.MajorTypeHelper.getMajorTypeForField; import org.apache.arrow.vector.types.pojo.Field; import com.dremio.common.types.TypeProtos.MajorType; import com.dremio.exec.expr.TypeHelper; import com.dremio.exec.proto.UserBitShared.NamePart; import com.dremio.exec.proto.UserBitShared.SerializedField; public class SerializedFieldHelper { public static SerializedField.Builder getAsBuilder(MajorType type){ return SerializedField.newBuilder() .setMajorType(type); } public static SerializedField getSerializedField(Field field) { SerializedField.Builder serializedFieldBuilder = getAsBuilder(getMajorTypeForField(field)); if (field.getChildren() != null) { for (Field childField : field.getChildren()) { serializedFieldBuilder.addChild(getSerializedField(childField)); } } serializedFieldBuilder.setNamePart(NamePart.newBuilder().setName(field.getName())); return serializedFieldBuilder.build(); } public static Field create(SerializedField serField){ if (!serField.hasNamePart() || serField.getNamePart().getName().equals("")) { throw new RuntimeException(); } return TypeHelper.getFieldForSerializedField(serField); } public static boolean matches(Field mField, SerializedField field){ Field f = create(field); return f.equals(mField); } }