Example usage for javax.script ScriptEngine eval

Introduction

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

Prototype

public Object eval(Reader reader) throws ScriptException;

Source Link

Document

Same as eval(String) except that the source of the script is provided as a Reader

Usage

From source file:fr.assoba.open.sel.generator.LanguageExecutor.java

public static void execute(List<Namespace> namespaceList, IO io, String... languages)
        throws IOException, ScriptException {
    ScriptEngineManager factory = new ScriptEngineManager();
    ScriptEngine jsEngine = factory.getEngineByName("JavaScript");
    jsEngine.put("IO", io);
    jsEngine.eval(io.readFile("underscore.js"));
    jsEngine.eval(io.readFile("handlebars-v1.3.0.js"));
    ObjectMapper mapper = new ObjectMapper();
    jsEngine.eval("namespaces=" + mapper.writeValueAsString(namespaceList));
    for (String lang : languages) {
        if (generatorMap.containsKey(lang)) {
            generatorMap.get(lang).generate(namespaceList, io);
        } else {//  w  ww .  j ava 2  s .c  o  m
            jsEngine.eval(io.readFile(lang + ".js"));
        }
    }
}

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From source file:org.wso2.carbon.uuf.renderablecreator.hbs.internal.serialize.JsonSerializerTest.java

private static Bindings executeJavaScript(String jsScript) throws ScriptException {
    NashornScriptEngineFactory scriptEngineFactory = new NashornScriptEngineFactory();
    ScriptEngine engine = scriptEngineFactory.getScriptEngine("-strict", "--optimistic-types");
    engine.eval(jsScript);
    return engine.getBindings(ScriptContext.ENGINE_SCOPE);
}

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From source file:Main.java

public static void execute(ScriptEngineManager manager, String engineName, String script) {

    ScriptEngine engine = manager.getEngineByName(engineName);
    if (engine == null) {
        System.out.println(engineName + " is not available.");
        return;//  w ww .  ja v a2  s. c o m
    }

    try {
        engine.eval(script);
    } catch (ScriptException e) {
        e.printStackTrace();
    }
}

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From source file:com.intbit.util.ServletUtil.java

public static String getServerName(ServletContext context) {
    try {//from   www.j a v  a 2s. c om
        ScriptEngineManager manager = new ScriptEngineManager();
        ScriptEngine engine = manager.getEngineByName("JavaScript");
        String path = context.getRealPath("") + "/js/configurations.js";
        // read script file
        engine.eval(Files.newBufferedReader(Paths.get(path), StandardCharsets.UTF_8));

        Invocable inv = (Invocable) engine;
        // call function from script file
        return inv.invokeFunction("getHost", "").toString();
    } catch (Exception ex) {
        return "http://clients.brndbot.com/BrndBot/";
    }
}

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From source file:org.eclairjs.nashorn.TestUtils.java

public static void evalJSResource(ScriptEngine engine, String resource) throws Exception {
    String src = IOUtils.toString(new InputStreamReader(TestUtils.class.getResourceAsStream(resource)));
    src += "\n//@ sourceURL=" + resource;

    engine.eval(src);
}

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From source file:controllers.require.RequireApp.java

/**
 * ??// ww  w  . j av a  2 s  .c om
 */
@Transactional(readOnly = true)
public static Result search() throws ScriptException {
    DynamicForm requestData = Form.form().bindFromRequest();
    User me = User.getFromSession(session());
    String p = requestData.get("p") == null ? "1|1" : requestData.get("p");
    String type = requestData.get("type") == null ? "html" : requestData.get("type");
    String ft = requestData.get("ft") == null ? "" : requestData.get("ft").trim();
    String inf = requestData.get("inf");
    String cf = requestData.get("cf");
    String gf = requestData.get("gf");
    String o = requestData.get("o");
    String ot = requestData.get("ot");
    ScriptEngine engine = SemUtils.getEngine();
    if (StringUtils.isNotBlank(ft))
        ft = engine.eval("decodeURIComponent('" + ft + "')").toString();
    RTransformer gtrf = new RTransformer(ft, p, inf, cf, gf, o, ot);
    String resultJson = SearchHttpClient.advancedQuery(gtrf.tranAdSearchNVP(Constants.HOME_EXPERT_PAGE_SIZE));
    RPage<RequireListVO> sPage = null;
    if (StringUtils.isNotBlank(resultJson))
        sPage = gtrf.pageFromJson(resultJson, Constants.HOME_EXPERT_PAGE_SIZE, me);
    else
        sPage = new RPage(null, 0L, 1, 1);

    sPage.setGf(gf);
    sPage.setCf(cf);
    sPage.setInf(inf);
    sPage.setFt(ft);
    sPage.setO(o);
    sPage.setOt(ot);

    List<String> countryList = SkillTag.getCountryNameWithCache();
    sPage.setCountryList(countryList);

    ListOrderedMap cts = SkillTag.getCacheCategory();
    if (StringUtils.isNotBlank(inf))
        sPage.setInfStr((String) cts.get(new Long(inf)));
    else
        sPage.setInfStr("");

    if (StringUtils.isNotBlank(cf))
        sPage.setCfStr(cf);
    else
        sPage.setCfStr("");

    if (!type.equals("json")) {
        return ok(views.html.require.search.render(sPage, cts));
    }
    sPage.setCountryList(null);
    return ok(play.libs.Json.toJson(sPage));
}

---

From source file:controllers.services.ServicesApp.java

/**
 * ?/* ww w  .  j  ava  2  s .  c om*/
 * @throws ScriptException 
 */
@Transactional(readOnly = true)
public static Result search() throws ScriptException {
    DynamicForm requestData = Form.form().bindFromRequest();
    User me = User.getFromSession(session());
    String p = requestData.get("p") == null ? "1|1" : requestData.get("p");
    String type = requestData.get("type") == null ? "html" : requestData.get("type");
    String ft = requestData.get("ft") == null ? "" : requestData.get("ft").trim();
    String inf = requestData.get("inf");
    String cf = requestData.get("cf");
    String gf = requestData.get("gf");
    String o = requestData.get("o");
    String ot = requestData.get("ot");
    ScriptEngine engine = SemUtils.getEngine();
    if (StringUtils.isNotBlank(ft))
        ft = engine.eval("decodeURIComponent('" + ft + "')").toString();
    STransformer gtrf = new STransformer(ft, p, inf, cf, gf, o, ot);
    String resultJson = SearchHttpClient.advancedQuery(gtrf.tranAdSearchNVP(Constants.HOME_EXPERT_PAGE_SIZE));
    SPage<ServiceListVO> sPage = null;
    if (StringUtils.isNotBlank(resultJson))
        sPage = gtrf.pageFromJson(resultJson, Constants.HOME_EXPERT_PAGE_SIZE, me);
    else
        sPage = new SPage(null, 0L, 1, 1);

    sPage.setGf(gf);
    sPage.setCf(cf);
    sPage.setInf(inf);
    sPage.setFt(ft);
    sPage.setO(o);
    sPage.setOt(ot);

    List<String> countryList = SkillTag.getCountryNameWithCache();
    sPage.setCountryList(countryList);

    ListOrderedMap cts = SkillTag.getCacheCategory();
    if (StringUtils.isNotBlank(inf))
        sPage.setInfStr((String) cts.get(new Long(inf)));
    else
        sPage.setInfStr("");

    if (StringUtils.isNotBlank(cf))
        sPage.setCfStr(cf);
    else
        sPage.setCfStr("");

    if (!type.equals("json")) {
        return ok(views.html.services.search.render(sPage, cts));
    }
    sPage.setCountryList(null);
    return ok(play.libs.Json.toJson(sPage));
}

---

From source file:controllers.group.GroupApp.java

/**
 * ?//from ww  w  .  j  a v a2  s  .  co m
 * @throws ScriptException 
 */
@Transactional(readOnly = true)
public static Result searchResult() throws ScriptException {
    DynamicForm requestData = Form.form().bindFromRequest();
    User me = User.getFromSession(session());
    String p = requestData.get("p") == null ? "1|1" : requestData.get("p");
    String type = requestData.get("type") == null ? "html" : requestData.get("type");
    String ft = requestData.get("ft") == null ? "" : requestData.get("ft").trim();
    String inf = requestData.get("inf");
    String gpf = requestData.get("gpf");
    String o = requestData.get("o");
    String ot = requestData.get("ot");
    ScriptEngine engine = SemUtils.getEngine();
    if (StringUtils.isNotBlank(ft))
        ft = engine.eval("decodeURIComponent('" + ft + "')").toString();
    GTransformer gtrf = new GTransformer(ft, p, inf, gpf, o, ot);
    String resultJson = SearchHttpClient.advancedQuery(gtrf.tranAdSearchNVP(Constants.HOME_EXPERT_PAGE_SIZE));
    GPage<GroupListVO> gPage = null;
    if (StringUtils.isNotBlank(resultJson))
        gPage = gtrf.pageFromJson(resultJson, Constants.HOME_EXPERT_PAGE_SIZE, me);
    else
        gPage = new GPage(null, 0L, 1, 1);

    gPage.setGpf(gpf);
    gPage.setInf(inf);
    gPage.setFt(ft);
    gPage.setO(o);
    gPage.setOt(ot);

    ListOrderedMap cts = SkillTag.getCacheCategory();
    if (StringUtils.isNotBlank(inf))
        gPage.setInfStr((String) cts.get(new Long(inf)));
    else
        gPage.setInfStr("");

    if (!type.equals("json")) {
        return ok(views.html.group.searchresult.render(gPage, cts));
    } else {
        return ok(play.libs.Json.toJson(gPage));
    }
}

---

From source file:jef.jre5support.script.JavaScriptUtil.java

public static void importPackage(ScriptEngine e, Package pkg, Bindings... b) {
    try {//  ww  w  .j a  v a2s.  c  om
        if (b.length == 0) {
            e.eval("importPackage(Packages." + pkg.getName() + ")");
        } else {
            e.eval("importPackage(Packages." + pkg.getName() + ")", b[0]);
        }
    } catch (ScriptException e1) {
        throw new RuntimeException(e1);
    }
}

---

From source file:jef.jre5support.script.JavaScriptUtil.java

public static void importClass(ScriptEngine e, Class<?> pkg, Bindings... b) {
    try {/* w ww.  j  av  a  2 s.com*/
        if (b.length == 0) {
            e.eval("importClass(Packages." + pkg.getName() + ")");
        } else {
            e.eval("importClass(Packages." + pkg.getName() + ")", b[0]);
        }
    } catch (ScriptException e1) {
        throw new RuntimeException(e1);
    }
}

---

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