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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,136 +1,136 @@ | ||
| import {Envelope} from "../Envelope"; | ||
| import {Message, MessageListener} from "../Message"; | ||
| import {Command, CommandListener, CommandMethod, CommandStatus} from "../Command"; | ||
| import {Notification, NotificationListener, NotificationEvent} from "../Notification"; | ||
| import {Session, SessionListener, SessionState} from "../Session"; | ||
| import {Transport} from "../Network/Transport"; | ||
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| export interface MessageChannel extends MessageListener { | ||
| sendMessage(message: Message): void; | ||
| } | ||
|
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| export interface CommandChannel extends CommandListener { | ||
| sendCommand(command: Command): void; | ||
| } | ||
|
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| export interface NotificationChannel extends NotificationListener { | ||
| sendNotification(notification: Notification): void; | ||
| } | ||
|
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| export interface SessionChannel extends SessionListener { | ||
| sendSession(session: Session): void; | ||
| } | ||
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| export abstract class Channel implements MessageChannel, CommandChannel, NotificationChannel, SessionChannel { | ||
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| private autoReplyPings: boolean; | ||
| private autoNotifyReceipt: boolean; | ||
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| transport: Transport; | ||
| remoteNode: string; | ||
| localNode: string; | ||
| sessionId: string; | ||
| state: SessionState; | ||
|
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| constructor(transport: Transport, autoReplyPings: boolean, autoNotifyReceipt: boolean) { | ||
| this.autoReplyPings = autoReplyPings; | ||
| this.autoNotifyReceipt = autoNotifyReceipt; | ||
| this.transport = transport; | ||
| this.state = SessionState.NEW; | ||
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| this.transport.onEnvelope = (envelope) => { | ||
| // Message | ||
| if (Envelope.isMessage(envelope)) { | ||
| const message = <Message>envelope; | ||
| this.notifyMessage(message); | ||
| this.onMessage(message); | ||
| } | ||
| // Notification | ||
| else if (Envelope.isNotification(envelope)) { | ||
| const notification = <Notification>envelope; | ||
| this.onNotification(notification); | ||
| } | ||
| // Command | ||
| else if (Envelope.isCommand(envelope)) { | ||
| const command = <Command>envelope; | ||
| if (this.autoReplyPings && command.id && | ||
| command.uri === "/ping" && | ||
| command.method === CommandMethod.GET && | ||
| this.isForMe(command)) | ||
| { | ||
| const pingCommandResponse = { | ||
| id: command.id, | ||
| to: command.from, | ||
| method: CommandMethod.GET, | ||
| status: CommandStatus.SUCCESS, | ||
| type: "application/vnd.lime.ping+json", | ||
| resource: {} | ||
| } | ||
| this.sendCommand(pingCommandResponse); | ||
| } | ||
| this.onCommand(command); | ||
| } | ||
| // Session | ||
| else if (Envelope.isSession(envelope)) { | ||
| const session = <Session>envelope; | ||
| this.onSession(session); | ||
| } | ||
| }; | ||
| } | ||
|
|
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| sendMessage(message: Message) { | ||
| if (this.state !== SessionState.ESTABLISHED) { | ||
| throw new Error(`Cannot send in the '${this.state}' state`); | ||
| } | ||
| this.send(message); | ||
| } | ||
| abstract onMessage(message: Message): void; | ||
|
|
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| sendCommand(command: Command) { | ||
| if (this.state !== SessionState.ESTABLISHED) { | ||
| throw new Error(`Cannot send in the '${this.state}' state`); | ||
| } | ||
| this.send(command); | ||
| } | ||
| abstract onCommand(message: Command): void; | ||
|
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| sendNotification(notification: Notification) { | ||
| if (this.state !== SessionState.ESTABLISHED) { | ||
| throw new Error(`Cannot send in the '${this.state}' state`); | ||
| } | ||
| this.send(notification); | ||
| } | ||
| abstract onNotification(message: Notification): void; | ||
|
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| sendSession(session: Session) { | ||
| if (this.state === SessionState.FINISHED || this.state === SessionState.FAILED) { | ||
| throw new Error(`Cannot send in the '${this.state}' state`); | ||
| } | ||
| this.send(session); | ||
| } | ||
| abstract onSession(message: Session): void; | ||
|
|
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| private send(envelope: Envelope) { | ||
| this.transport.send(envelope); | ||
| } | ||
|
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| private notifyMessage(message: Message) { | ||
| if (this.autoNotifyReceipt && | ||
| message.id && | ||
| message.from && | ||
| this.isForMe(message)) { | ||
| const notification: Notification = { | ||
| id: message.id, | ||
| to: message.from, | ||
| event: NotificationEvent.RECEIVED | ||
| }; | ||
| this.sendNotification(notification); | ||
| } | ||
| } | ||
|
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||
| private isForMe(envelope: Envelope): boolean { | ||
| return envelope.to === null || | ||
| envelope.to === this.localNode || | ||
| this.localNode.substring(0, envelope.to.length) === envelope.to; | ||
| } | ||
| } | ||
| import {Envelope} from "../Envelope"; | ||
| import {Message, MessageListener} from "../Message"; | ||
| import {Command, CommandListener, CommandMethod, CommandStatus} from "../Command"; | ||
| import {Notification, NotificationListener, NotificationEvent} from "../Notification"; | ||
| import {Session, SessionListener, SessionState} from "../Session"; | ||
| import {Transport} from "../Network/Transport"; | ||
|
|
||
| export interface MessageChannel extends MessageListener { | ||
| sendMessage(message: Message): void; | ||
| } | ||
|
|
||
| export interface CommandChannel extends CommandListener { | ||
| sendCommand(command: Command): void; | ||
| } | ||
|
|
||
| export interface NotificationChannel extends NotificationListener { | ||
| sendNotification(notification: Notification): void; | ||
| } | ||
|
|
||
| export interface SessionChannel extends SessionListener { | ||
| sendSession(session: Session): void; | ||
| } | ||
|
|
||
| export abstract class Channel implements MessageChannel, CommandChannel, NotificationChannel, SessionChannel { | ||
|
|
||
| private autoReplyPings: boolean; | ||
| private autoNotifyReceipt: boolean; | ||
|
|
||
| transport: Transport; | ||
| remoteNode: string; | ||
| localNode: string; | ||
| sessionId: string; | ||
| state: SessionState; | ||
|
|
||
| constructor(transport: Transport, autoReplyPings: boolean, autoNotifyReceipt: boolean) { | ||
| this.autoReplyPings = autoReplyPings; | ||
| this.autoNotifyReceipt = autoNotifyReceipt; | ||
| this.transport = transport; | ||
| this.state = SessionState.NEW; | ||
|
|
||
| this.transport.onEnvelope = (envelope) => { | ||
| // Message | ||
| if (Envelope.isMessage(envelope)) { | ||
| const message = <Message>envelope; | ||
| this.notifyMessage(message); | ||
| this.onMessage(message); | ||
| } | ||
| // Notification | ||
| else if (Envelope.isNotification(envelope)) { | ||
| const notification = <Notification>envelope; | ||
| this.onNotification(notification); | ||
| } | ||
| // Command | ||
| else if (Envelope.isCommand(envelope)) { | ||
| const command = <Command>envelope; | ||
| if (this.autoReplyPings && command.id && | ||
| command.uri === "/ping" && | ||
| command.method === CommandMethod.GET && | ||
| this.isForMe(command)) | ||
| { | ||
| const pingCommandResponse = { | ||
| id: command.id, | ||
| to: command.from, | ||
| method: CommandMethod.GET, | ||
| status: CommandStatus.SUCCESS, | ||
| type: "application/vnd.lime.ping+json", | ||
| resource: {} | ||
| } | ||
| this.sendCommand(pingCommandResponse); | ||
| } | ||
| this.onCommand(command); | ||
| } | ||
| // Session | ||
| else if (Envelope.isSession(envelope)) { | ||
| const session = <Session>envelope; | ||
| this.onSession(session); | ||
| } | ||
| }; | ||
| } | ||
|
|
||
| sendMessage(message: Message) { | ||
| if (this.state !== SessionState.ESTABLISHED) { | ||
| throw new Error(`Cannot send in the '${this.state}' state`); | ||
| } | ||
| this.send(message); | ||
| } | ||
| abstract onMessage(message: Message): void; | ||
|
|
||
| sendCommand(command: Command) { | ||
| if (this.state !== SessionState.ESTABLISHED) { | ||
| throw new Error(`Cannot send in the '${this.state}' state`); | ||
| } | ||
| this.send(command); | ||
| } | ||
| abstract onCommand(message: Command): void; | ||
|
|
||
| sendNotification(notification: Notification) { | ||
| if (this.state !== SessionState.ESTABLISHED) { | ||
| throw new Error(`Cannot send in the '${this.state}' state`); | ||
| } | ||
| this.send(notification); | ||
| } | ||
| abstract onNotification(message: Notification): void; | ||
|
|
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| sendSession(session: Session) { | ||
| if (this.state === SessionState.FINISHED || this.state === SessionState.FAILED) { | ||
| throw new Error(`Cannot send in the '${this.state}' state`); | ||
| } | ||
| this.send(session); | ||
| } | ||
| abstract onSession(message: Session): void; | ||
|
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| private send(envelope: Envelope) { | ||
| this.transport.send(envelope); | ||
| } | ||
|
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| private notifyMessage(message: Message) { | ||
| if (this.autoNotifyReceipt && | ||
| message.id && | ||
| message.from && | ||
| this.isForMe(message)) { | ||
| const notification: Notification = { | ||
| id: message.id, | ||
| to: message.from, | ||
| event: NotificationEvent.RECEIVED | ||
| }; | ||
| this.sendNotification(notification); | ||
| } | ||
| } | ||
|
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| private isForMe(envelope: Envelope): boolean { | ||
| return !envelope.to || | ||
| envelope.to === this.localNode || | ||
| this.localNode.substring(0, envelope.to.length) === envelope.to; | ||
| } | ||
| } |