77 lines
2.6 KiB
JavaScript
77 lines
2.6 KiB
JavaScript
/*
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* Copyright The OpenTelemetry Authors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://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, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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import { hashAttributes } from '../utils';
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export class HashMap {
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constructor(_hash) {
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this._hash = _hash;
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this._valueMap = new Map();
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this._keyMap = new Map();
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}
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get(key, hashCode) {
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hashCode !== null && hashCode !== void 0 ? hashCode : (hashCode = this._hash(key));
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return this._valueMap.get(hashCode);
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}
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getOrDefault(key, defaultFactory) {
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const hash = this._hash(key);
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if (this._valueMap.has(hash)) {
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return this._valueMap.get(hash);
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}
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const val = defaultFactory();
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if (!this._keyMap.has(hash)) {
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this._keyMap.set(hash, key);
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}
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this._valueMap.set(hash, val);
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return val;
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}
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set(key, value, hashCode) {
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hashCode !== null && hashCode !== void 0 ? hashCode : (hashCode = this._hash(key));
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if (!this._keyMap.has(hashCode)) {
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this._keyMap.set(hashCode, key);
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}
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this._valueMap.set(hashCode, value);
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}
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has(key, hashCode) {
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hashCode !== null && hashCode !== void 0 ? hashCode : (hashCode = this._hash(key));
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return this._valueMap.has(hashCode);
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}
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*keys() {
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const keyIterator = this._keyMap.entries();
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let next = keyIterator.next();
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while (next.done !== true) {
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yield [next.value[1], next.value[0]];
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next = keyIterator.next();
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}
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}
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*entries() {
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const valueIterator = this._valueMap.entries();
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let next = valueIterator.next();
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while (next.done !== true) {
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// next.value[0] here can not be undefined
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// eslint-disable-next-line @typescript-eslint/no-non-null-assertion
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yield [this._keyMap.get(next.value[0]), next.value[1], next.value[0]];
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next = valueIterator.next();
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}
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}
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get size() {
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return this._valueMap.size;
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}
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}
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export class AttributeHashMap extends HashMap {
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constructor() {
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super(hashAttributes);
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}
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}
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//# sourceMappingURL=HashMap.js.map
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