@tensorflow/tfjs-core
Version:
Hardware-accelerated JavaScript library for machine intelligence
224 lines • 11.4 kB
JavaScript
;
var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
return c > 3 && r && Object.defineProperty(target, key, r), r;
};
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
var __generator = (this && this.__generator) || function (thisArg, body) {
var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
function verb(n) { return function (v) { return step([n, v]); }; }
function step(op) {
if (f) throw new TypeError("Generator is already executing.");
while (_) try {
if (f = 1, y && (t = y[op[0] & 2 ? "return" : op[0] ? "throw" : "next"]) && !(t = t.call(y, op[1])).done) return t;
if (y = 0, t) op = [0, t.value];
switch (op[0]) {
case 0: case 1: t = op; break;
case 4: _.label++; return { value: op[1], done: false };
case 5: _.label++; y = op[1]; op = [0]; continue;
case 7: op = _.ops.pop(); _.trys.pop(); continue;
default:
if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
if (t[2]) _.ops.pop();
_.trys.pop(); continue;
}
op = body.call(thisArg, _);
} catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
}
};
Object.defineProperty(exports, "__esModule", { value: true });
var doc_1 = require("../doc");
var util_1 = require("../util");
var router_registry_1 = require("./router_registry");
var URL_SCHEME_SUFFIX = '://';
var ModelStoreManagerRegistry = (function () {
function ModelStoreManagerRegistry() {
this.managers = {};
}
ModelStoreManagerRegistry.getInstance = function () {
if (ModelStoreManagerRegistry.instance == null) {
ModelStoreManagerRegistry.instance = new ModelStoreManagerRegistry();
}
return ModelStoreManagerRegistry.instance;
};
ModelStoreManagerRegistry.registerManager = function (scheme, manager) {
util_1.assert(scheme != null, 'scheme must not be undefined or null.');
if (scheme.endsWith(URL_SCHEME_SUFFIX)) {
scheme = scheme.slice(0, scheme.indexOf(URL_SCHEME_SUFFIX));
}
util_1.assert(scheme.length > 0, 'scheme must not be an empty string.');
var registry = ModelStoreManagerRegistry.getInstance();
util_1.assert(registry.managers[scheme] == null, "A model store manager is already registered for scheme '" + scheme + "'.");
registry.managers[scheme] = manager;
};
ModelStoreManagerRegistry.getManager = function (scheme) {
var manager = this.getInstance().managers[scheme];
if (manager == null) {
throw new Error("Cannot find model manager for scheme '" + scheme + "'");
}
return manager;
};
ModelStoreManagerRegistry.getSchemes = function () {
return Object.keys(this.getInstance().managers);
};
return ModelStoreManagerRegistry;
}());
exports.ModelStoreManagerRegistry = ModelStoreManagerRegistry;
function parseURL(url) {
if (url.indexOf(URL_SCHEME_SUFFIX) === -1) {
throw new Error("The url string provided does not contain a scheme. " +
"Supported schemes are: " +
("" + ModelStoreManagerRegistry.getSchemes().join(',')));
}
return {
scheme: url.split(URL_SCHEME_SUFFIX)[0],
path: url.split(URL_SCHEME_SUFFIX)[1],
};
}
function cloneModelInternal(sourceURL, destURL, deleteSource) {
if (deleteSource === void 0) { deleteSource = false; }
return __awaiter(this, void 0, void 0, function () {
var loadHandlers, loadHandler, saveHandlers, saveHandler, sourceScheme, sourcePath, sameMedium, modelArtifacts, saveResult;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
util_1.assert(sourceURL !== destURL, "Old path and new path are the same: '" + sourceURL + "'");
loadHandlers = router_registry_1.IORouterRegistry.getLoadHandlers(sourceURL);
util_1.assert(loadHandlers.length > 0, "Copying failed because no load handler is found for source URL " + sourceURL + ".");
util_1.assert(loadHandlers.length < 2, "Copying failed because more than one (" + loadHandlers.length + ") " +
("load handlers for source URL " + sourceURL + "."));
loadHandler = loadHandlers[0];
saveHandlers = router_registry_1.IORouterRegistry.getSaveHandlers(destURL);
util_1.assert(saveHandlers.length > 0, "Copying failed because no save handler is found for destination URL " +
(destURL + "."));
util_1.assert(saveHandlers.length < 2, "Copying failed because more than one (" + loadHandlers.length + ") " +
("save handlers for destination URL " + destURL + "."));
saveHandler = saveHandlers[0];
sourceScheme = parseURL(sourceURL).scheme;
sourcePath = parseURL(sourceURL).path;
sameMedium = sourceScheme === parseURL(sourceURL).scheme;
return [4, loadHandler.load()];
case 1:
modelArtifacts = _a.sent();
if (!(deleteSource && sameMedium)) return [3, 3];
return [4, ModelStoreManagerRegistry.getManager(sourceScheme)
.removeModel(sourcePath)];
case 2:
_a.sent();
_a.label = 3;
case 3: return [4, saveHandler.save(modelArtifacts)];
case 4:
saveResult = _a.sent();
if (!(deleteSource && !sameMedium)) return [3, 6];
return [4, ModelStoreManagerRegistry.getManager(sourceScheme)
.removeModel(sourcePath)];
case 5:
_a.sent();
_a.label = 6;
case 6: return [2, saveResult.modelArtifactsInfo];
}
});
});
}
var ModelManagement = (function () {
function ModelManagement() {
}
ModelManagement.listModels = function () {
return __awaiter(this, void 0, void 0, function () {
var schemes, out, _i, schemes_1, scheme, schemeOut, path, url;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
schemes = ModelStoreManagerRegistry.getSchemes();
out = {};
_i = 0, schemes_1 = schemes;
_a.label = 1;
case 1:
if (!(_i < schemes_1.length)) return [3, 4];
scheme = schemes_1[_i];
return [4, ModelStoreManagerRegistry.getManager(scheme).listModels()];
case 2:
schemeOut = _a.sent();
for (path in schemeOut) {
url = scheme + URL_SCHEME_SUFFIX + path;
out[url] = schemeOut[path];
}
_a.label = 3;
case 3:
_i++;
return [3, 1];
case 4: return [2, out];
}
});
});
};
ModelManagement.removeModel = function (url) {
return __awaiter(this, void 0, void 0, function () {
var schemeAndPath, manager;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
schemeAndPath = parseURL(url);
manager = ModelStoreManagerRegistry.getManager(schemeAndPath.scheme);
return [4, manager.removeModel(schemeAndPath.path)];
case 1: return [2, _a.sent()];
}
});
});
};
ModelManagement.copyModel = function (sourceURL, destURL) {
return __awaiter(this, void 0, void 0, function () {
var deleteSource;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
deleteSource = false;
return [4, cloneModelInternal(sourceURL, destURL, deleteSource)];
case 1: return [2, _a.sent()];
}
});
});
};
ModelManagement.moveModel = function (sourceURL, destURL) {
return __awaiter(this, void 0, void 0, function () {
var deleteSource;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
deleteSource = true;
return [4, cloneModelInternal(sourceURL, destURL, deleteSource)];
case 1: return [2, _a.sent()];
}
});
});
};
__decorate([
doc_1.doc({ heading: 'Models', subheading: 'Management' })
], ModelManagement, "listModels", null);
__decorate([
doc_1.doc({ heading: 'Models', subheading: 'Management' })
], ModelManagement, "removeModel", null);
__decorate([
doc_1.doc({ heading: 'Models', subheading: 'Management' })
], ModelManagement, "copyModel", null);
__decorate([
doc_1.doc({ heading: 'Models', subheading: 'Management' })
], ModelManagement, "moveModel", null);
return ModelManagement;
}());
exports.ModelManagement = ModelManagement;
//# sourceMappingURL=model_management.js.map