60 lines
2.3 KiB
JavaScript
60 lines
2.3 KiB
JavaScript
"use strict";
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// Licensed to the Apache Software Foundation (ASF) under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License. You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing,
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// software distributed under the License is distributed on an
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// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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// KIND, either express or implied. See the License for the
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// specific language governing permissions and limitations
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// under the License.
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Object.defineProperty(exports, "__esModule", { value: true });
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const schema_1 = require("../schema");
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const type_1 = require("../type");
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const builder_1 = require("../builder");
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/** @ignore */
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class MapBuilder extends builder_1.VariableWidthBuilder {
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set(index, value) {
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return super.set(index, value);
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}
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setValue(index, value) {
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value = value instanceof Map ? value : new Map(Object.entries(value));
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const pending = this._pending || (this._pending = new Map());
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const current = pending.get(index);
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current && (this._pendingLength -= current.size);
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this._pendingLength += value.size;
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pending.set(index, value);
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}
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addChild(child, name = `${this.numChildren}`) {
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if (this.numChildren > 0) {
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throw new Error('ListBuilder can only have one child.');
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}
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this.children[this.numChildren] = child;
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this.type = new type_1.Map_(new schema_1.Field(name, child.type, true), this.type.keysSorted);
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return this.numChildren - 1;
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}
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_flushPending(pending) {
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const offsets = this._offsets;
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const setValue = this._setValue;
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pending.forEach((value, index) => {
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if (value === undefined) {
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offsets.set(index, 0);
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}
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else {
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offsets.set(index, value.size);
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setValue(this, index, value);
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}
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});
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}
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}
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exports.MapBuilder = MapBuilder;
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//# sourceMappingURL=map.js.map
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