ms/packages/websocket/src/tomcat/server.ts

66 lines
2.7 KiB
TypeScript

import { EventEmitter } from 'events'
import { ServerOptions } from '../socket-io'
import { ServerEvent } from '../socket-io/constants'
import { SocketIO } from '../socket-io/interfaces'
import { ProxyBeanName } from './constants'
import { TomcatClient } from './client'
const WebSocketServerProxy = Java.type("pw.yumc.MiaoScript.websocket.WebSocketProxy")
const ThreadPoolExecutor = Java.type('java.util.concurrent.ThreadPoolExecutor')
const ThreadPoolTaskExecutor = Java.type('org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor')
type TomcatWebSocketSession = javax.websocket.Session
class TomcatWebSocketServer extends EventEmitter {
private beanFactory: any
private executor: any
private allClients: { [key: string]: SocketIO.EngineSocket }
constructor(beanFactory: any, options: ServerOptions) {
super()
this.allClients = {}
this.beanFactory = beanFactory
this.initThreadPool()
try { this.beanFactory.destroySingleton(ProxyBeanName) } catch (error) { }
let NashornWebSocketServerProxy = Java.extend(WebSocketServerProxy, {
onOpen: (session: TomcatWebSocketSession) => {
let tomcatClient = new TomcatClient(this, session)
this.allClients[session.getId()] = tomcatClient
this.emit(ServerEvent.connect, tomcatClient)
},
onMessage: (session: TomcatWebSocketSession, message: string) => {
this.executor.execute(() => this.emit(ServerEvent.message, this.allClients[session.getId()], message))
},
onClose: (session: TomcatWebSocketSession, reason: any) => {
this.emit(ServerEvent.disconnect, this.allClients[session.getId()], reason)
},
onError: (session: TomcatWebSocketSession, error: Error) => {
this.emit(ServerEvent.error, this.allClients[session.getId()], error)
},
})
this.beanFactory.registerSingleton(ProxyBeanName, new NashornWebSocketServerProxy())
}
private initThreadPool() {
this.executor = new ThreadPoolTaskExecutor()
this.executor.setCorePoolSize(10)
this.executor.setMaxPoolSize(100)
this.executor.setQueueCapacity(500)
this.executor.setKeepAliveSeconds(60)
this.executor.setThreadNamePrefix("@ccms/websocket-")
this.executor.setRejectedExecutionHandler(new ThreadPoolExecutor.CallerRunsPolicy())
this.executor.initialize()
}
close() {
Object.values(this.allClients).forEach(client => client.close())
this.beanFactory.destroySingleton(ProxyBeanName)
this.executor.shutdown()
}
}
export {
TomcatWebSocketServer,
ServerEvent,
TomcatClient
}