ScriptEngine se = JSSP_ENG_MAN.getEngineByName(JSSP_SCRIPT_LANGUAGE);
ByteArrayOutputStream cache = new ByteArrayOutputStream();
BufferWriter out = new BufferWriter(cache, request.getCharset());
Session session = request.getSession();
Bindings b = new SimpleBindings();
// variants (Java -> JSSP)
b.put("envTool", EnvTool.INSTANCE);
b.put("log", JSSP_LOG);