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// Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
part of dart._vmservice;
class RunningIsolates implements MessageRouter {
final Map<int, RunningIsolate> isolates = new Map<int, RunningIsolate>();
int _rootPortId;
RunningIsolates();
void isolateStartup(int portId, SendPort sp, String name) {
if (_rootPortId == null) {
_rootPortId = portId;
}
var ri = new RunningIsolate(portId, sp, name);
isolates[portId] = ri;
}
void isolateShutdown(int portId, SendPort sp) {
if (_rootPortId == portId) {
_rootPortId = null;
}
isolates.remove(portId);
}
Future<Response> routeRequest(Message message) {
String isolateParam = message.params['isolateId'];
int isolateId;
if (!isolateParam.startsWith('isolates/')) {
message.setErrorResponse(
kInvalidParams, "invalid 'isolateId' parameter: $isolateParam");
return message.response;
}
isolateParam = isolateParam.substring('isolates/'.length);
if (isolateParam == 'root') {
isolateId = _rootPortId;
} else {
try {
isolateId = int.parse(isolateParam);
} catch (e) {
message.setErrorResponse(
kInvalidParams, "invalid 'isolateId' parameter: $isolateParam");
return message.response;
}
}
var isolate = isolates[isolateId];
if (isolate == null) {
// There is some chance that this isolate may have lived before,
// so return a sentinel rather than an error.
var result = {
'type': 'Sentinel',
'kind': 'Collected',
'valueAsString': '<collected>',
};
message.setResponse(encodeResult(message, result));
return message.response;
}
return isolate.routeRequest(message);
}
void routeResponse(Message message) {}
}