java polyglot

polyglot.groovy

@Grab(group='com.sun.script.jruby', module='jruby-engine', version='1.1.7')

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

// See http://stackoverflow.com/questions/11838369/where-can-i-find-a-list-of-available-jsr-223-scripting-languages
// for other options :)
// I Would like to find a "ShellCode ScriptEngine" which could receive hex-encoded strings, like (helloworld):

// "\xeb\x0d\x48\x65\x6c\x6c\x6f\x20\x57\x6f\x72\x6c\x64\x0a\x00\xe8\x00\x00\x00\x00\x59\x48\x81\xe9\x6e\x05"
// "\x40\x00\x48\xc7\xc2\x0c\x00\x00\x00\x48\x81\xc1\x5c\x05\x40\x00\x48\xc7\xc3\x01\x00\x00\x00\x48\xc7\xc0"
// "\x04\x00\x00\x00\xcd\x80\xc3"

// http://www.javaworld.com/article/2071821/core-java/build-your-own-scripting-language-for-java.html


ScriptEngineManager sem = new ScriptEngineManager()

for (ScriptEngineFactory f : sem.getEngineFactories()) {
  println f.getEngineName()

  if (f.getEngineName().equals("Oracle Nashorn")) {
    // JS
    f.getScriptEngine().eval("var Helloworld = function() { print('Helloworld'); }; Helloworld();")
  }
  else if (f.getEngineName().equals("Groovy Scripting Engine")) {
    // groovy
    f.getScriptEngine().eval("println 'Helloworld'")  
  }
  else if (f.getEngineName().equals("JRuby Engine")) {
    // ruby
    f.getScriptEngine().eval("puts 'Helloworld'")
  }
  
}