Nashorn - Jmeter - Read file

readFile.js

var readEnvConfiguration = function (name) {
    var olinkfile = name || 'default';
    var data = "";
    var chunk;
    var FileReader = Java.type("java.io.FileReader");
    var fr = new FileReader(olinkfile);
    var config;
    chunk = fr.read();
    while (chunk != -1) {
        data += String.fromCharCode(chunk);
        chunk = fr.read();
    }
    fr.close();
    config = JSON.parse(data);
    log.info('?????????????????? ' + olinkfile + ' ?????????????????? ' + data + ' ????????????????????????????????????')
    return config;
}