!7

lib 1400354 // JEXL

import org.apache.commons.jexl3.*;

p-exp {
  new JexlEngine jexl;
  
  S expr = "a*2+b";
  JexlScript script = JEXL.createScript(expr);

  // populate the context
  JexlContext context = new MapContext;
  context.set("a", 5);
  context.set("b", 1);

  // evaluate
  assertEqualsVerbose(11, script.evaluate(context));
}