1// Licensed to the Apache Software Foundation (ASF) under one 2// or more contributor license agreements. See the NOTICE file 3// distributed with this work for additional information 4// regarding copyright ownership. The ASF licenses this file 5// to you under the Apache License, Version 2.0 (the 6// "License"); you may not use this file except in compliance 7// with the License. You may obtain a copy of the License at 8// 9// http://www.apache.org/licenses/LICENSE-2.0 10// 11// Unless required by applicable law or agreed to in writing, software 12// distributed under the License is distributed on an "AS IS" BASIS, 13// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14// See the License for the specific language governing permissions and 15// limitations under the License. 16 17// Code generated by the FlatBuffers compiler. DO NOT EDIT. 18 19package flatbuf 20 21import ( 22 flatbuffers "github.com/google/flatbuffers/go" 23) 24 25/// ---------------------------------------------------------------------- 26/// Data structures for describing a table row batch (a collection of 27/// equal-length Arrow arrays) 28/// Metadata about a field at some level of a nested type tree (but not 29/// its children). 30/// 31/// For example, a List<Int16> with values `[[1, 2, 3], null, [4], [5, 6], null]` 32/// would have {length: 5, null_count: 2} for its List node, and {length: 6, 33/// null_count: 0} for its Int16 node, as separate FieldNode structs 34type FieldNode struct { 35 _tab flatbuffers.Struct 36} 37 38func (rcv *FieldNode) Init(buf []byte, i flatbuffers.UOffsetT) { 39 rcv._tab.Bytes = buf 40 rcv._tab.Pos = i 41} 42 43func (rcv *FieldNode) Table() flatbuffers.Table { 44 return rcv._tab.Table 45} 46 47/// The number of value slots in the Arrow array at this level of a nested 48/// tree 49func (rcv *FieldNode) Length() int64 { 50 return rcv._tab.GetInt64(rcv._tab.Pos + flatbuffers.UOffsetT(0)) 51} 52/// The number of value slots in the Arrow array at this level of a nested 53/// tree 54func (rcv *FieldNode) MutateLength(n int64) bool { 55 return rcv._tab.MutateInt64(rcv._tab.Pos+flatbuffers.UOffsetT(0), n) 56} 57 58/// The number of observed nulls. Fields with null_count == 0 may choose not 59/// to write their physical validity bitmap out as a materialized buffer, 60/// instead setting the length of the bitmap buffer to 0. 61func (rcv *FieldNode) NullCount() int64 { 62 return rcv._tab.GetInt64(rcv._tab.Pos + flatbuffers.UOffsetT(8)) 63} 64/// The number of observed nulls. Fields with null_count == 0 may choose not 65/// to write their physical validity bitmap out as a materialized buffer, 66/// instead setting the length of the bitmap buffer to 0. 67func (rcv *FieldNode) MutateNullCount(n int64) bool { 68 return rcv._tab.MutateInt64(rcv._tab.Pos+flatbuffers.UOffsetT(8), n) 69} 70 71func CreateFieldNode(builder *flatbuffers.Builder, length int64, nullCount int64) flatbuffers.UOffsetT { 72 builder.Prep(8, 16) 73 builder.PrependInt64(nullCount) 74 builder.PrependInt64(length) 75 return builder.Offset() 76} 77