vscode-java-debug/src/javaDebugAdapterDescriptorFactory.ts at main · MeCorey/vscode-java-debug · GitHub

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// Licensed under the MIT license.

import { DebugAdapterDescriptor, DebugAdapterDescriptorFactory, DebugAdapterExecutable, DebugAdapterServer, DebugSession } from "vscode";

import { Type } from "./javaLogger";

import { startDebugSession } from "./languageServerPlugin";

import { convertErrorToMessage, showErrorMessageWithTroubleshooting } from "./utility";

export class JavaDebugAdapterDescriptorFactory implements DebugAdapterDescriptorFactory {

public async createDebugAdapterDescriptor(_session: DebugSession,

_executable: DebugAdapterExecutable): Promise<DebugAdapterDescriptor | undefined> {

let error: Error| undefined;

try {

const debugServerPort = <number> (await startDebugSession());

if (debugServerPort) {

return new DebugAdapterServer(debugServerPort);

} else {

// Information for diagnostic:

// tslint:disable-next-line:no-console

console.log("Cannot find a port for debugging session");

}

} catch (err) {

error = err;

}

const message = error ? convertErrorToMessage(error) : {

type: Type.EXCEPTION,

message: "Failed to start debug server.",

};

showErrorMessageWithTroubleshooting(message);

return undefined;

}

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