Press n or j to go to the next uncovered block, b, p or k for the previous block.
| 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 | 16x 16x 16x 16x | import Crowi from 'server/crowi'
import { RedisClient } from 'redis'
export default class LRU {
crowi: Crowi
max: number
client: RedisClient | null
constructor(crowi: Crowi) {
this.crowi = crowi
this.max = 10
this.client = null
Iif (this.crowi && this.crowi.redis) {
this.client = this.crowi.redis
}
}
removeByRange(namespace, max) {
const { client } = this
if (client) {
return new Promise((resolve, reject) => {
client.zremrangebyrank(namespace, 0, max, (err, response) => {
if (err) reject(err)
resolve(response)
})
})
}
}
async add(namespace, key) {
const { client } = this
if (client) {
await this.removeByRange(namespace, -this.max - 1)
return new Promise((resolve, reject) => {
client.zadd(namespace, Date.now(), key, (err, response) => {
if (err) reject(err)
resolve(response)
})
})
}
}
range(namespace, limit = 0) {
const { client } = this
if (client) {
return new Promise((resolve, reject) => {
client.zrevrange(namespace, 0, limit - 1, (err, response) => {
if (err) reject(err)
resolve(response)
})
})
}
}
get(namespace, limit) {
if (this.client) {
return this.range(namespace, limit)
}
}
}
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