node-java-connector
Version:
enables platform independent java support
74 lines (73 loc) • 3.13 kB
JavaScript
;
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
__setModuleDefault(result, mod);
return result;
};
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
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) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.getJavaCommand = void 0;
const fs = __importStar(require("fs"));
const path = __importStar(require("path"));
const constants_1 = require("../constants");
const get_executable_1 = require("./get-executable");
const java_exists_1 = require("./java-exists");
function getJavaCommand(jreInstallPath) {
return __awaiter(this, void 0, void 0, function* () {
try {
return getJavaString(jreInstallPath);
}
catch (e) {
// ignore exception
}
const javaHome = yield (0, java_exists_1.getSystemJavaHome)();
if (javaHome) {
return path.join(javaHome, (0, get_executable_1.getExecutable)());
}
throw Error('Unable to find locally-installed java or system-wide java');
});
}
exports.getJavaCommand = getJavaCommand;
function getJavaString(jreInstallPath) {
const pathOfJreFolder = path.join(path.resolve(jreInstallPath), '../', constants_1.jrePath);
const files = fs.readdirSync(pathOfJreFolder);
const file = files
.filter((name) => !name.startsWith('._'))
.map((name) => path.join(pathOfJreFolder, name, (0, get_executable_1.getExecutable)()))
.filter(hasJavaExe);
if (file.length == 0) {
throw Error('JRE installation failed! Please install the package again.');
}
return file[0];
}
function hasJavaExe(javaExe) {
try {
fs.accessSync(javaExe, fs.constants.X_OK);
return true;
}
catch (e) {
return false;
}
}