Example usage for javax.script ScriptEngine get

Introduction

In this page you can find the example usage for javax.script ScriptEngine get.

Prototype

public Object get(String key);

Source Link

Document

Retrieves a value set in the state of this engine.

Usage

From source file:org.samjoey.gui.GraphicalViewer.java

private void selectedPGN(File file) {

    String fileLoc = file.getAbsolutePath();
    //fileLoc = "File:" + fileLoc.substring(2);
    if (fileLoc.substring(fileLoc.length() - 3).equals("pgn")) {
        for (int i = 0; i < fileLoc.length(); i++) {
            if (fileLoc.substring(i, i + 1).equals("/")) {
                fileLoc = fileLoc.substring(0, i) + "\\" + fileLoc.substring(i + 1);
            }//from   w  ww  .  ja v a  2 s  .c  om
        }
        try {
            // Below: Talk to JavaScript
            ScriptEngineManager factory = new ScriptEngineManager();
            // create JavaScript engine
            final ScriptEngine engine = factory.getEngineByName("JavaScript");
            // evaluate JavaScript code from given file - specified by first argument
            engine.put("engine", engine);
            ClassLoader cl = GraphicalViewer.class.getClassLoader();
            // Talk to GameLooper_1
            URL url = cl.getResource("\\org\\samjoey\\gameLooper\\GameLooper_1.js");
            String loopLoc = url.toString().substring(5);
            for (int i = 0; i < loopLoc.length() - 3; i++) {
                if (loopLoc.substring(i, i + 3).equals("%5c")) {
                    loopLoc = loopLoc.substring(0, i) + "/" + loopLoc.substring(i + 3);
                }
            }
            engine.put("loopLoc", loopLoc);
            // Talk to calcDefs_1
            url = cl.getResource("\\org\\samjoey\\calculator\\calcDefs_1.js");
            String defsLoc = url.toString().substring(5);
            for (int i = 0; i < defsLoc.length() - 3; i++) {
                if (defsLoc.substring(i, i + 3).equals("%5c")) {
                    defsLoc = defsLoc.substring(0, i) + "/" + defsLoc.substring(i + 3);
                }
            }
            engine.put("defsLoc", defsLoc);
            // Talk to Calculator
            url = cl.getResource("\\org\\samjoey\\calculator\\Calculator.js");
            String calcLoc = url.toString().substring(5);
            for (int i = 0; i < calcLoc.length() - 3; i++) {
                if (calcLoc.substring(i, i + 3).equals("%5c")) {
                    calcLoc = calcLoc.substring(0, i) + "/" + calcLoc.substring(i + 3);
                }
            }
            engine.put("calcLoc", calcLoc);
            String args[] = { "-g:false", fileLoc };
            engine.put("arguments", args);

            // Create a Thread to update the parser's progress bar
            parserProgress.setStringPainted(true);
            running = false;
            running = true;
            Thread thread = new Thread() {
                @Override
                public void run() {
                    long last = 0l;
                    boolean print = true;
                    double p = .01;
                    while (engine.get("progress") == null || engine.get("size") == null
                            || Integer.parseInt((String) engine.get("progress")) != Integer
                                    .parseInt((String) engine.get("size"))) {
                        //if (Parser.numGames > 0 && Parser.progress == Parser.numGames) {
                        try {
                            parserProgress.setValue(Integer.parseInt((String) engine.get("progress")));
                            parserProgress.setMaximum(Integer.parseInt((String) engine.get("size")));
                            if (last == 0l) {
                                last = System.nanoTime();
                            }
                            if ((double) parserProgress.getValue() / (double) parserProgress.getMaximum() > p
                                    && print) {
                                //System.out.println(p + ": " + (System.nanoTime() - last));
                                //print = false;
                                p += .01;
                            }
                        } catch (Exception e) {
                        }
                        //} else {
                        //    parserProgress.setMaximum(Parser.numGames - 1);
                        //    parserProgress.setMinimum(0);
                        //    parserProgress.setValue(Parser.progress);
                        //}
                    }
                    // finally
                    parserProgress.setValue(parserProgress.getMaximum());
                }
            };
            thread.start();

            // I have no clue what's here!??
            engine.eval(new java.io.FileReader(
                    GraphicalViewer.class.getClassLoader().getResource("driver_1.js").toString().substring(5)));
            while (games == null || games.get((int) (Math.random() * games.size())).getVarData().size() < 20) {
                games = (LinkedList<Game>) engine.get("gameList");
            }
        } catch (ScriptException | FileNotFoundException ex) {
            Logger.getLogger(GraphicalViewer.class.getName()).log(Level.SEVERE, null, ex);
        }
    } else if (fileLoc.substring(fileLoc.length() - 4).equals("jsca")) {
        JSCAParser jsca = new JSCAParser(fileLoc);
        games = (LinkedList<Game>) jsca.getGamesList();
    }

    Set<String> keys = games.get(0).getVarData().keySet();
    for (String key : keys) {
        Variable_Chooser.addItem(key);
    }
    graphs = GraphUtility.getGraphs(games);

    setViewer(0, 0);
}