List All Scripting Engine Factories with JavaScript

jsr223Factories.groovy

import javax.script.ScriptEngine
import javax.script.ScriptEngineFactory
import javax.script.ScriptEngineManager;

//System.properties.each { k, v -> println("$k = $v") }
println System.properties['java.runtime.version']
println "---------------------------------"
ScriptEngineManager manager = new ScriptEngineManager()
ScriptEngine nashorn = manager.getEngineByName("nashorn")
if (nashorn != null) {
    println "Nashorn is present."
    println "---------------------------------"
    printEngineInfo nashorn.getFactory()
} else {
    println "Nashorn is not present."
}
for (ScriptEngineFactory f : manager.getEngineFactories()) {
    printEngineInfo(f)
}

def printEngineInfo(ScriptEngineFactory factory) {
    println "engine name=" + factory.engineName
    println "engine version=" + factory.engineVersion
    println "language name=" + factory.languageName
    println "extensions=" + factory.extensions
    println "language version=" + factory.languageVersion
    println "names=" + factory.names
    println "mime types=" + factory.mimeTypes
    println "---------------------------------"
}

jsr223Factories.js

// begin Nashorn specific
// uncomment if running with JDK8/Nashorn
/*
function println(param){
  java.lang.System.out["println(String)"](param);
};
load("nashorn:mozilla_compat.js");
*/
// end Nashorn specific

function printDetails(factory) {
    println("----------" + factory.languageName + "-----------");
    println("engine name=" + factory.engineName);
    println("engine version=" + factory.engineVersion);
    println("language name=" + factory.languageName);
    println("extensions=" + factory.extensions);
    println("language version=" + factory.languageVersion);
    println("names=" + factory.names);
    println("mime types=" + factory.mimeTypes);
}

function echo() {
    var ScriptEngine = Packages.javax.script.ScriptEngine;
    var ScriptEngineManager = Packages.javax.script.ScriptEngineManager;
    var manager = new ScriptEngineManager();
    // var engine = manager.getEngineByName("javascript");
    // return engine.getFactory().engineName;
    var factories = manager.getEngineFactories().toArray();
    var size = factories.length;
    for (var i = 0; i < size; i++) {
        printDetails(factories[i]);
    }
    println("---------------------------------");

    return size;
}
echo();

mancenter.js

function printDetails(factory) {
    var str="";
    str += ("----------" + factory.languageName + "-----------");
    str += ("engine name=" + factory.engineName);
    str += ("engine version=" + factory.engineVersion);
    str += ("language name=" + factory.languageName);
    str += ("extensions=" + factory.extensions);
    str += ("language version=" + factory.languageVersion);
    str += ("names=" + factory.names);
    str += ("mime types=" + factory.mimeTypes);
    return str;
}

function echo() {
    var ScriptEngine = Packages.javax.script.ScriptEngine;
    var ScriptEngineManager = Packages.javax.script.ScriptEngineManager;
    var manager = new ScriptEngineManager();
    // var engine = manager.getEngineByName("javascript");
    // return engine.getFactory().engineName;
    var factories = manager.getEngineFactories().toArray();
    var size = factories.length;
    var result="";
    for (var i = 0; i < size; i++) {
        var str = printDetails(factories[i]);
        result += str;
    }

    return result;
}
echo();

output

----------AppleScript-----------
engine name=AppleScriptEngine
engine version=1.1
language name=AppleScript
extensions=[scpt, applescript, app]
language version=2.4
names=[AppleScriptEngine, AppleScript, OSA]
mime types=[application/x-applescript, text/plain, text/applescript]
----------python-----------
engine name=jython
engine version=2.7.0
language name=python
extensions=[py]
language version=2.7
names=[python, jython]
mime types=[text/python, application/python, text/x-python, application/x-python]
----------Groovy-----------
engine name=Groovy Scripting Engine
engine version=2.0
language name=Groovy
extensions=[groovy]
language version=2.4.3
names=[groovy, Groovy]
mime types=[application/x-groovy]
----------ECMAScript-----------
engine name=Oracle Nashorn
engine version=1.8.0_40
language name=ECMAScript
extensions=[js]
language version=ECMA - 262 Edition 5.1
names=[nashorn, Nashorn, js, JS, JavaScript, javascript, ECMAScript, ecmascript]
mime types=[application/javascript, application/ecmascript, text/javascript, text/ecmascript]
----------ruby-----------
engine name=JSR 223 JRuby Engine
engine version=9.0.0.0.pre1
language name=ruby
extensions=[rb]
language version=jruby 9.0.0.0.pre1
names=[ruby, jruby]
mime types=[application/x-ruby]
---------------------------------

@bytor99999 Looks like, groovy is available in a classapth of member node. You should be able to execute groovy from ManCenter