async getValue()

in src/QLDBKVS.ts [259:292]

• 27 lines of code
• 4 McCabe index (conditional complexity)

    async getValue(key: string, withVersionNumber?: boolean): Promise<object | Buffer> {
        const fcnName = "[QLDBKVS.getValue]";
        const self: QLDBKVS = this;
        const ledgerName: string = self.ledgerName;
        const tableName: string = self.tableName;
        const paramId: string = key;
        const startTime: number = new Date().getTime();
        try {
            if (!key) {
                throw new Error(`${fcnName}: Please specify a key`);
            }

            logger.debug(`${fcnName} Getting ${paramId} from ledger ${ledgerName} and table ${tableName} into a JSON object. (Expecting utf8 encoded string)`);

            const result = await this.getValues([key], withVersionNumber);

            const valueObject = result[0];

            if (!valueObject) {
                throw `Requested document does not exist`;
            }

            return valueObject;

        } catch (err) {
            const msg = `Requested document does not exist`;
            logger.error(`${fcnName} ${msg}: ${err}`);
            throw new Error(msg);
        } finally {
            const endTime: number = new Date().getTime();
            logger.debug(`${fcnName} Execution time: ${endTime - startTime}ms`)
        }

    }