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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 | 19x 19x 19x 19x 19x 118x 118x 118x 130x 130x 130x 118x 118x 472x 472x 472x 472x 472x 472x 602x 118x 602x 19x | import Node from 'type/node';
import GenericTypeGenerator from 'system/node-generator/type/generic';
import AccountTypeGenerator from 'system/node-generator/type/account';
import SystemAccountGenerator from 'system/node-generator/account/system';
import { GeneratorConstructor } from 'system/node-generator';
import AnonymousAccountGenerator from 'system/node-generator/account/anonymous';
const GENERATORS: GeneratorConstructor[] = [
GenericTypeGenerator,
AccountTypeGenerator,
SystemAccountGenerator,
AnonymousAccountGenerator
];
interface NodeCache {
[composite_key: string]: Node;
}
class SystemCache {
private hostname: string;
private nodes: NodeCache;
public constructor(hostname: string) {
this.hostname = hostname;
this.nodes = {};
this.generateNodes();
}
public fetchNode(type_id: string, node_id: string): Node | undefined {
const cache_key = this.buildCacheKey(type_id, node_id);
const nodes = this.getNodes();
return nodes[cache_key];
}
private generateNodes(): void {
const hostname = this.getHostname();
GENERATORS.forEach((generator_constructor) => {
const generator = new generator_constructor(hostname);
const node = generator.generate();
this.addNode(node);
});
}
private addNode(node: Node): void {
const cache_key = this.buildCacheKey(node.type_id, node.id);
const nodes = this.getNodes();
nodes[cache_key] = node;
}
private buildCacheKey(type_id: string, node_id: string): string {
return `${type_id}/${node_id}`;
}
private getHostname(): string {
return this.hostname;
}
private getNodes(): NodeCache {
return this.nodes;
}
}
export default SystemCache;
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