Example usage for javax.script Bindings put

Introduction

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

Prototype

public Object put(String name, Object value);

Source Link

Document

Set a named value.

Usage

From source file:Main.java

public static void main(String[] args) {
    Bindings params = new SimpleBindings();
    params.put("stringKey", "Hello");
    params.put("valueKey", 2015);

    Object msg = params.get("stringKey");
    Object year = params.get("valueKey");
    System.out.println("stringKey" + msg);
    System.out.println("valueKey = " + year);

    params.remove("valueKey");
    year = params.get("valueKey");

    boolean containsYear = params.containsKey("valueKey");
    System.out.println("valueKey = " + year);
    System.out.println("params contains year = " + containsYear);
}

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From source file:Main.java

public static void main(String[] args) {
    ScriptEngineManager manager = new ScriptEngineManager();
    ScriptEngine engine = manager.getEngineByName("JavaScript");

    Bindings params = engine.createBindings();

    params.put("stringKey", "Hello");
    params.put("valueKey", 2015);

    Object msg = params.get("stringKey");
    Object year = params.get("valueKey");
    System.out.println("stringKey" + msg);
    System.out.println("valueKey = " + year);

    params.remove("valueKey");
    year = params.get("valueKey");

    boolean containsYear = params.containsKey("valueKey");
    System.out.println("valueKey = " + year);
    System.out.println("params contains year = " + containsYear);
}

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From source file:Main.java

public static void main(String[] args) throws Exception {
    ScriptEngineManager manager = new ScriptEngineManager();
    ScriptEngine engine = manager.getEngineByName("JavaScript");

    if (!(engine instanceof Compilable)) {
        System.out.println("Script compilation not supported.");
        return;//  w  w  w  . j a v a  2s .c om
    }
    Compilable comp = (Compilable) engine;

    CompiledScript cScript = comp.compile("print(n1 + n2)");

    Bindings scriptParams = engine.createBindings();
    scriptParams.put("n1", 2);
    scriptParams.put("n2", 3);
    cScript.eval(scriptParams);

    scriptParams.put("n1", 9);
    scriptParams.put("n2", 7);
    cScript.eval(scriptParams);
}

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From source file:Main.java

public static void main(String[] args) throws ScriptException {
    ScriptEngineManager manager = new ScriptEngineManager();
    ScriptEngine engine = manager.getEngineByName("JavaScript");

    manager.put("n1", 1);
    String script = "var sum = n1 + n2;print(msg + " + "' n1=' + n1 + ', n2=' + n2 + " + "', sum=' + sum);";

    engine.put("n2", 2);
    engine.put("msg", "a string");
    engine.eval(script);//from   w  w  w. ja  v  a 2s.  co  m

    Bindings bindings = engine.createBindings();
    bindings.put("n2", 3);
    bindings.put("msg", "another string");
    engine.eval(script, bindings);

    ScriptContext ctx = new SimpleScriptContext();
    Bindings ctxGlobalBindings = engine.createBindings();
    ctx.setBindings(ctxGlobalBindings, GLOBAL_SCOPE);
    ctx.setAttribute("n1", 4, GLOBAL_SCOPE);
    ctx.setAttribute("n2", 5, ENGINE_SCOPE);
    ctx.setAttribute("msg", "ScriptContext:", ENGINE_SCOPE);
    engine.eval(script, ctx);

    engine.eval(script);
}

---

From source file:Main.java

public static void main(String[] args) throws Exception {
    ScriptEngineManager manager = new ScriptEngineManager();
    manager.put("global", "global bindings");

    dumpBindings(manager.getBindings());
    ScriptEngine engine = manager.getEngineByExtension("js");
    engine.put("engine", "engine bindings");

    dumpBindings(engine.getBindings(ScriptContext.GLOBAL_SCOPE));

    dumpBindings(engine.getBindings(ScriptContext.ENGINE_SCOPE));

    Bindings bindings = engine.createBindings();
    bindings.put("engine", "overridden engine bindings");
    bindings.put("bindings", bindings);
    engine.eval("app.dumpBindings (bindings);", bindings);

    ScriptEngine engine2 = manager.getEngineByExtension("js");
    engine2.put("engine2", "engine2 bindings");

    dumpBindings(engine2.getBindings(ScriptContext.GLOBAL_SCOPE));
    dumpBindings(engine2.getBindings(ScriptContext.ENGINE_SCOPE));
    dumpBindings(engine.getBindings(ScriptContext.ENGINE_SCOPE));
}

---

From source file:GetToKnowBindingsAndScopes.java

public static void main(String[] args) {
    ScriptEngineManager manager = new ScriptEngineManager();
    manager.put("global", "global bindings");

    dumpBindings(manager.getBindings());
    ScriptEngine engine = manager.getEngineByExtension("js");
    engine.put("engine", "engine bindings");

    dumpBindings(engine.getBindings(ScriptContext.GLOBAL_SCOPE));

    dumpBindings(engine.getBindings(ScriptContext.ENGINE_SCOPE));

    try {//from  www.  j a  v  a2  s .  co m
        Bindings bindings = engine.createBindings();
        bindings.put("engine", "overridden engine bindings");
        bindings.put("app", new GetToKnowBindingsAndScopes());
        bindings.put("bindings", bindings);
        engine.eval("app.dumpBindings (bindings);", bindings);
    } catch (ScriptException se) {
        System.err.println(se.getMessage());
    }

    ScriptEngine engine2 = manager.getEngineByExtension("js");
    engine2.put("engine2", "engine2 bindings");

    dumpBindings(engine2.getBindings(ScriptContext.GLOBAL_SCOPE));
    dumpBindings(engine2.getBindings(ScriptContext.ENGINE_SCOPE));
    dumpBindings(engine.getBindings(ScriptContext.ENGINE_SCOPE));
}

---

From source file:Main.java

public static void main(String[] args) throws ScriptException {
    ScriptEngine jse = new ScriptEngineManager().getEngineByName("javascript");
    Bindings bindings = jse.getBindings(ScriptContext.ENGINE_SCOPE);
    Main test = new Main();
    bindings.put("test", test);
    String preFix = "demo";
    jse.eval("test." + preFix + "_test()");
    preFix = "actual";
    jse.eval("test." + preFix + "_test()");
}

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From source file:com.xafero.vee.cmd.MainApp.java

private static void inject(Bindings env, File file) {
    env.put("window", new Window());
    env.put("console", new Console(file.getName()));
    env.put("fs", new FileSystem());
    env.put("media", new Media());
    env.put("time", new Time());
    env.put("localStorage", new LocalStorage());
    env.put("sessionStorage", new SessionStorage());
}

---

From source file:org.opennms.opennms.pris.plugins.script.util.ScriptManager.java

public static Object execute(final InstanceConfiguration config, final Map<String, Object> bindings)
        throws IOException, ScriptException {

    Requisition requisition = null;// w  ww  .  j a  va  2  s.  co m
    // Get the path to the script
    final List<Path> scripts = config.getPaths("file");

    // Get the script engine by language defined in config or by extension if it
    // is not defined in the config
    final ScriptEngineManager SCRIPT_ENGINE_MANAGER = new ScriptEngineManager(
            ScriptManager.class.getClassLoader());

    for (Path script : scripts) {

        final ScriptEngine scriptEngine = config.containsKey("lang")
                ? SCRIPT_ENGINE_MANAGER.getEngineByName(config.getString("lang"))
                : SCRIPT_ENGINE_MANAGER.getEngineByExtension(FilenameUtils.getExtension(script.toString()));

        if (scriptEngine == null) {
            throw new RuntimeException("Script engine implementation not found");
        }

        // Create some bindings for values available in the script
        final Bindings scriptBindings = scriptEngine.createBindings();
        scriptBindings.put("script", script);
        scriptBindings.put("logger", LoggerFactory.getLogger(script.toString()));
        scriptBindings.put("config", config);
        scriptBindings.put("instance", config.getInstanceIdentifier());
        scriptBindings.put("interfaceUtils", new InterfaceUtils(config));
        scriptBindings.putAll(bindings);

        // Overwrite initial requisition with the requisition from the previous script, if there was any.
        if (requisition != null) {
            scriptBindings.put("requisition", requisition);
        }

        // Evaluate the script and return the requisition created in the script
        try (final Reader scriptReader = Files.newBufferedReader(script, StandardCharsets.UTF_8)) {
            LOGGER.debug("Start Script {}", script);
            requisition = (Requisition) scriptEngine.eval(scriptReader, scriptBindings);
            LOGGER.debug("Done  Script {}", script);
        }
    }
    return requisition;
}

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From source file:org.omegat.gui.scripting.ScriptRunner.java

/**
 * Execute a script with a given engine and bindings.
 * /*from  w w w .j ava 2 s.c o  m*/
 * @param script
 *            The script in string form
 * @param engine
 *            The engine
 * @param additionalBindings
 *            A map of bindings that will be included along with other
 *            bindings
 * @return The evaluation result
 * @throws ScriptException
 */
public static Object executeScript(String script, ScriptEngine engine, Map<String, Object> additionalBindings)
        throws ScriptException {
    // logResult(StaticUtils.format(OStrings.getString("SCW_SELECTED_LANGUAGE"),
    // engine.getFactory().getEngineName()));
    Bindings bindings = engine.createBindings();
    bindings.put(VAR_PROJECT, Core.getProject());
    bindings.put(VAR_EDITOR, Core.getEditor());
    bindings.put(VAR_GLOSSARY, Core.getGlossary());
    bindings.put(VAR_MAINWINDOW, Core.getMainWindow());
    bindings.put(VAR_CORE, Core.class);

    if (additionalBindings != null) {
        bindings.putAll(additionalBindings);
    }
    engine.setBindings(bindings, ScriptContext.ENGINE_SCOPE);
    Object result = engine.eval(script);
    if (engine instanceof Invocable) {
        invokeGuiScript((Invocable) engine);
    }
    return result;
}

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