Example usage for javax.script ScriptEngineManager ScriptEngineManager

Introduction

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

Prototype

public ScriptEngineManager()

Source Link

Document

The effect of calling this constructor is the same as calling ScriptEngineManager(Thread.currentThread().getContextClassLoader()).

Usage

From source file:com.github.sebhoss.contract.verifier.JavaScriptConfiguration.java

/**
 * @return A new ScriptEngineManager.//w  w w.j  a  v a 2s  .  co  m
 */
@Bean
@SuppressWarnings(CompilerWarnings.STATIC_METHOD)
public ScriptEngineManager scriptManager() {
    return new ScriptEngineManager();
}

From source file:Engine.Lua.PlayerLua.java

public PlayerLua(String luaFile) {
    ScriptEngineManager sem = new ScriptEngineManager();
    ScriptEngine scriptEngine = sem.getEngineByName("luaj");
    ClassLoader classloader = Thread.currentThread().getContextClassLoader();
    InputStream is = classloader.getResourceAsStream("Scripts/" + luaFile);
    InputStreamReader isr = new InputStreamReader(is);
    CompiledScript script;//from   w ww  .ja va 2  s  .co m
    try {
        script = ((Compilable) scriptEngine).compile(isr);
        isr.close();
        is.close();
        sb = new SimpleBindings();
        script.eval(sb); // Put the Lua functions into the sb environment
    } catch (ScriptException ex) {
        Logger.getLogger(PlayerLua.class.getName()).log(Level.SEVERE, null, ex);
    } catch (IOException ex) {
        Logger.getLogger(PlayerLua.class.getName()).log(Level.SEVERE, null, ex);
    }
}

From source file:org.paxml.test.SelfTest.java

public void testSyntax() throws Exception {
    ScriptEngine runtime = new ScriptEngineManager().getEngineByName("javascript");
    Bindings bindings = runtime.getBindings(ScriptContext.ENGINE_SCOPE);
    bindings.put("util", "xx");
    runtime.setBindings(new SimpleBindings() {

    }, ScriptContext.ENGINE_SCOPE);

}

From source file:com.pamarin.game24.Equations.java

private ScriptEngine getEngine() {
    if (engine == null) {
        ScriptEngineManager manager = new ScriptEngineManager();
        engine = manager.getEngineByName("js");

    }//w ww. ja  v a  2 s .c  om

    return engine;
}

From source file:Hyperbole.java

public Hyperbole(String applicationTitle, String chartTitle) {
    super(applicationTitle);
    setSize(500, 270);/*from ww  w.ja va  2  s .  c  om*/
    setVisible(true);
    setFocusable(true);
    setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);

    manager = new ScriptEngineManager();
    engine = manager.getEngineByName("js");

    eq = new JButton("Add equation");

    XYDataset dataset = createDataset();
    JFreeChart chart = createChart(dataset, chartTitle);
    ChartPanel chartPanel = new ChartPanel(chart);

    JPanel panel1 = new JPanel();
    panel1.add(chartPanel);
    JPanel panel2 = new JPanel();
    panel2.add(eq);
    JPanel container = new JPanel();
    container.add(panel1);
    container.add(panel2);
    getContentPane().add(container);

    eq.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            clean();
            draw(JOptionPane.showInputDialog("New equation"));
        }
    });

    pack();
}

From source file:com.mnxfst.stream.pipeline.element.script.ScriptEvaluatorPipelineElementTest.java

/**
 * This is not a test case but more a kind of a sandbox for fiddling around with the script engine
 *//*from  w  ww. ja  v  a2  s  . c  om*/
@Test
public void testEvaluateScriptWithReturn() throws Exception {

    ScriptEngineManager factory = new ScriptEngineManager();
    ScriptEngine engine = factory.getEngineByName("JavaScript");
    StringWriter writer = new StringWriter();
    PrintWriter pw = new PrintWriter(writer, true);
    engine.getContext().setWriter(pw);

    engine.eval(new FileReader("/home/mnxfst/git/stream-analyzer/src/main/resources/spahql.js"));

    String script = "var result0 = '1';var result1 = '2';";
    engine.eval(script);
    StringBuffer sb = writer.getBuffer();
    System.out.println("StringBuffer contains: " + sb + " - " + engine.get("test"));
    System.out.println(engine.get("content"));

    for (int i = 0; i < Integer.MAX_VALUE; i++) {
        String content = (String) engine.get("result" + i);
        if (StringUtils.isBlank(content))
            break;
        System.out.println(content);
    }

    ObjectMapper mapper = new ObjectMapper();
    StreamEventMessage message = new StreamEventMessage();
    message.setIdentifier("test-id");
    message.setOrigin("test-origin");
    message.setTimestamp("2014-03-05");
    message.setEvent("10");
    //      message.addCustomAttribute("test-key-1", "3");
    //      message.addCustomAttribute("test-key-2", "value-1");
    //      message.addCustomAttribute("test-key-3", "19");
    //      message.addCustomAttribute("errors", (String)engine.get("test"));

    String json = mapper.writeValueAsString(message);
    System.out.println(json);
    StreamEventMessage msg = mapper.readValue(json, StreamEventMessage.class);
    System.out.println(message.getCustomAttributes().get("json"));

}

From source file:org.zols.datastore.validator.TV4.java

public TV4() {
    mapper = new ObjectMapper();
    mapper.setSerializationInclusion(JsonInclude.Include.NON_NULL);
    ScriptEngineManager manager = new ScriptEngineManager();
    engine = manager.getEngineByName("JavaScript");
    try {/*from  www . j a va  2  s  .c  om*/
        json = engine.eval("JSON");
        loadJavaScriptFile("/tv4.js");
        loadJavaScriptFile("/tv4Wrapper.js");
    } catch (Exception e) {
        e.printStackTrace();
    }
}

From source file:cc.osint.graphd.script.GScriptEngine.java

public GScriptEngine(String vm, String vm_type) throws Exception {
    this.vmName = vm;
    this.vmType = vm_type;
    log.info("new GScriptEngine(" + vm + ", " + vm_type + ")");
    manager = new ScriptEngineManager();
    engine = manager.getEngineByName(this.vmType);
    try {//from w ww . jav a  2 s. co  m
        invocableEngine = (Invocable) engine;
        onlyEval = false;
    } catch (Exception ex) {
        ex.printStackTrace();
        invocableEngine = null;
        onlyEval = true;
    }
}

From source file:org.gatherdata.alert.detect.bsf.internal.BsfEventDetector.java

public BsfEventDetector() {
    this.scriptEngineManager = new ScriptEngineManager();
    List<ScriptEngineFactory> engineFactories = scriptEngineManager.getEngineFactories();
    log.info("Available ScriptEngineFactories...");
    for (ScriptEngineFactory factory : engineFactories) {
        log.info("\t" + factory.getEngineName() + " - " + factory.getLanguageName() + " " + "ext:"
                + factory.getExtensions() + " " + "names:" + factory.getNames());
    }//from   w  w  w . j  a va 2 s . c  o  m
}

From source file:io.lightlink.translator.JSBeautifyPostProcessor.java

@Override
public String process(String script) throws IOException {
    String beautifier = IOUtils.toString(Thread.currentThread().getContextClassLoader()
            .getResourceAsStream("io/lightlink/translator/beautify.js"));

    ScriptEngine engine = new ScriptEngineManager().getEngineByName("nashorn");
    try {//w  w  w. java  2 s  . com
        engine.eval(beautifier);
        engine.getBindings(ScriptContext.ENGINE_SCOPE).put("$originalScript", script);
        return engine.eval("js_beautify($originalScript, {})") + "";
    } catch (ScriptException e) {
        LOG.error(e.toString(), e);
        return script;
    }

}