Example usage for javax.script ScriptEngineFactory getEngineName

Introduction

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

Prototype

public String getEngineName();

Source Link

Document

Returns the full name of the ScriptEngine.

Usage

From source file:tools.httpserver.custom.ScriptList.java

/**
 * Create a new empty SpoonScript file using provided parameters
 * @param params_values parameters to use for file creation (table containing "param=value" strings)
 * @param type Set if script concerns REQMOD or RESPMOD
 * @param user User who generates the request
 * @return Action to do after: edit the new file if all is ok, return error otherwise
 *//*  ww w. j av  a2s .com*/
public static String create(String[] params_values, Icap.TYPE type, User user) {
    String name = null;
    String language = null;

    for (String s : params_values) {
        String[] values = s.split("=");
        if (values.length != 2)
            continue;
        if (values[0].equals("script.name"))
            name = values[1].replace("+", " ").trim();
        if (values[0].equals("script.language"))
            language = TextTools.hexToUTF8(values[1]).trim();
    }
    if (name == null || language == null) {
        error = "Invalid script name or language";
        return "";
    }
    SpoonScript[] scripts = type == Icap.TYPE.REQMOD ? icap.services.GreasySpoon.reqSpoonScripts
            : icap.services.GreasySpoon.respSpoonScripts;
    for (SpoonScript script : scripts) {
        if (script.getScriptName().equalsIgnoreCase(name)) {
            error = "A script with this name already exists.";
            return "";
        }
    }

    ScriptEngineFactory factory = null;
    ScriptEngineManager scriptEngineManager = new ScriptEngineManager();
    for (ScriptEngineFactory factories : scriptEngineManager.getEngineFactories()) {
        if (factories.getEngineName().equalsIgnoreCase(language)) {
            factory = factories;
            break;
        }
    }
    String factorylanguage;
    String extension;
    if (factory == null) {
        if (language.equals("java")) {
            factorylanguage = "java";
            extension = "java";
        } else {
            error = "Provided language cannot be founded.";
            return "";
        }
    } else {
        factorylanguage = factory.getLanguageName();
        extension = factory.getExtensions().get(0);
    }

    String scriptdirectory = icap.services.GreasySpoon.scriptsDirectory;
    String commentstring = icap.services.GreasySpoon.languageComments.getProperty(factorylanguage, "//").trim();
    String tag;
    if (type == Icap.TYPE.REQMOD) {
        tag = icap.services.GreasySpoon.greasySpoonReqTag;
    } else {
        tag = icap.services.GreasySpoon.greasySpoonRespTag;
    }
    String filecomment = SpoonScript.getScriptSkeleton(type, extension, commentstring);

    String filename = scriptdirectory + File.separator + name.replace(" ", "_").replace("%20", "_") + tag
            + extension;

    SpoonScript.save(filename, filecomment.replace("%name%", name), user.getRights());
    icap.services.GreasySpoon.forceReload();
    return "edit=" + filename;
}

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From source file:tools.httpserver.custom.ScriptList.java

/**
 * @return a vector containing Scriptengines names and associated languages
 *//*from  w  w w.  ja  v a  2s.  c  om*/
public static Vector<String[]> getScriptEngines() {
    Vector<String[]> vector = new Vector<String[]>();
    ScriptEngineManager scriptEngineManager = new ScriptEngineManager();
    for (ScriptEngineFactory factories : scriptEngineManager.getEngineFactories()) {
        boolean inserted = false;
        for (int i = 0; i < vector.size(); i++) {
            String[] s = vector.elementAt(i);
            if (s[0].compareToIgnoreCase(factories.getEngineName()) > 0) {
                vector.insertElementAt(new String[] { factories.getEngineName(), factories.getLanguageName() },
                        i);
                inserted = true;
                break;
            }
        }
        if (!inserted)
            vector.add(new String[] { factories.getEngineName(), factories.getLanguageName() });
    }
    if (javax.tools.ToolProvider.getSystemJavaCompiler() != null) {
        vector.add(new String[] { "java", "java" });
    }
    return vector;
}

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From source file:com.tc.websocket.scripts.Script.java

/**
 * Prints the engines.//ww  w .j  ava2 s . c  om
 */
public static void printEngines() {
    ScriptEngineManager manager = new ScriptEngineManager();
    List<ScriptEngineFactory> engines = manager.getEngineFactories();
    for (ScriptEngineFactory engine : engines) {
        System.out.println(engine.getEngineName());
    }
}

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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 ww w . j  a  v  a2  s.c o  m
}

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From source file:it.geosolutions.geobatch.action.scripting.ScriptingTest.java

@Test
public void testLoop() throws ScriptException {

    String engineName = "groovy";

    ScriptEngine foundEngine = null;
    // create a script engine manager
    ScriptEngineManager mgr = new ScriptEngineManager();
    List<ScriptEngineFactory> factories = mgr.getEngineFactories();
    System.out.println("FOUND " + factories.size() + " factories");
    for (ScriptEngineFactory sef : factories) {
        System.out.println("FACTORY: " + "'" + sef.getEngineName() + "' " + "'" + sef.getLanguageName() + "' "
                + "'" + sef.getExtensions() + "' " + "'" + sef.getNames() + "' ");
        if (sef.getEngineName().contains(engineName)) {
            foundEngine = sef.getScriptEngine();
        }//from  w w  w  .  j  a v a 2  s  .c  o m

    }

    assertNotNull("Can't find engine '" + engineName + "'", foundEngine);
    foundEngine.eval("print('Hello, World')");
}

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

public void dumpScriptEngines() throws Exception {
    ScriptEngineManager mgr = new ScriptEngineManager();
    List<ScriptEngineFactory> factories = mgr.getEngineFactories();

    for (ScriptEngineFactory factory : factories) {
        log.info("ScriptEngineFactory Info");
        String engName = factory.getEngineName();
        String engVersion = factory.getEngineVersion();
        String langName = factory.getLanguageName();
        String langVersion = factory.getLanguageVersion();

        System.out.printf("\tScript Engine: %s (%s)\n", engName, engVersion);

        List<String> engNames = factory.getNames();
        for (String name : engNames) {
            System.out.printf("\tEngine Alias: %s\n", name);
        }//  w w w. j  a  va2s.  com

        System.out.printf("\tLanguage: %s (%s)\n", langName, langVersion);
    }
}

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From source file:it.geosolutions.geobatch.action.scripting.ScriptingTest.java

@Test
public void testGetEngineByExt() throws ScriptException {

    String engineExt = "js";

    ScriptEngineManager mgr = new ScriptEngineManager();
    // create a JavaScript engine
    ScriptEngine engine = mgr.getEngineByExtension(engineExt);
    assertNotNull("Can't find engine '" + engineExt + "'", engine);

    ScriptEngineFactory sef = engine.getFactory();
    System.out.println("FACTORY for " + engineExt + ": " + "'" + sef.getEngineName() + "' " + "'"
            + sef.getLanguageName() + "' " + "'" + sef.getExtensions() + "' " + "'" + sef.getNames() + "' ");

    // evaluate JavaScript code from String
    engine.eval("print('Hello, World')");

}

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From source file:it.geosolutions.geobatch.action.scripting.ScriptingTest.java

@Test
public void testGroovy() throws ScriptException {

    String engineName = "groovy";

    ScriptEngineManager mgr = new ScriptEngineManager();
    // create a JavaScript engine
    ScriptEngine engine = mgr.getEngineByName(engineName);
    assertNotNull("Can't find engine '" + engineName + "'", engine);

    ScriptEngineFactory sef = engine.getFactory();
    System.out.println("FACTORY for " + engineName + ": " + "'" + sef.getEngineName() + "' " + "'"
            + sef.getLanguageName() + "' " + "'" + sef.getExtensions() + "' " + "'" + sef.getNames() + "' ");

    // evaluate code from String
    engine.eval("println \"hello, groovy\"");
}

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From source file:org.trafodion.rest.script.ScriptManager.java

private ScriptManager() {
    List<ScriptEngineFactory> engines = manager.getEngineFactories();
    if (engines.isEmpty()) {
        LOG.warn("No scripting engines were found");
        return;/* w  ww.  ja  v  a 2s . c om*/
    }

    StringBuffer sb = new StringBuffer();
    sb.append("\nThe following " + engines.size() + " scripting engine(s) were found");

    for (ScriptEngineFactory engine : engines) {
        sb.append("\nEngine name: " + engine.getEngineName() + "\nVersion: " + engine.getEngineVersion()
                + "\nLanguage: " + engine.getLanguageName());
        List<String> extensions = engine.getExtensions();
        if (extensions.size() > 0) {
            sb.append("\n\tEngine supports the following extensions:");
            for (String e : extensions) {
                sb.append("\n\t\t" + e);
            }
        }
        List<String> shortNames = engine.getNames();
        if (shortNames.size() > 0) {
            sb.append("\n\tEngine has the following short names:");
            for (String n : engine.getNames()) {
                sb.append("\n\t\t" + n);
            }
        }

        String[] params = { ScriptEngine.ENGINE, ScriptEngine.ENGINE_VERSION, ScriptEngine.LANGUAGE,
                ScriptEngine.LANGUAGE_VERSION, ScriptEngine.NAME, "THREADING" };

        sb.append("\n\tEngine has the following parameters:");
        for (String param : params) {
            sb.append("\n\t\t" + param + " = " + engine.getParameter(param));
        }
        sb.append("\n=========================");
    }
    LOG.debug(sb.toString());

    //Get -Drest.home.dir
    restHome = System.getProperty("rest.home.dir");

    //Start the scripts directory watcher
    watcherWorker = new ScriptManagerWatcher("ScriptManagerWatcher", restHome + "/bin/scripts");
}

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From source file:org.springframework.data.hadoop.scripting.Jsr223ScriptEvaluator.java

protected ScriptEngine discoverEngine(ScriptSource script, Map<String, Object> arguments) {
    ScriptEngineManager engineManager = new ScriptEngineManager(classLoader);
    ScriptEngine engine = null;//  www.jav  a 2 s  . c om

    if (StringUtils.hasText(language)) {
        engine = engineManager.getEngineByName(language);
    } else {
        // make use the extension (enhanced ScriptSource interface)
        Assert.hasText(extension, "no language or extension specified");
        engine = engineManager.getEngineByExtension(extension);
    }

    Assert.notNull(engine, "No suitable engine found for "
            + (StringUtils.hasText(language) ? "language " + language : "extension " + extension));

    if (log.isDebugEnabled()) {
        ScriptEngineFactory factory = engine.getFactory();
        log.debug(String.format("Using ScriptEngine %s (%s), language %s (%s)", factory.getEngineName(),
                factory.getEngineVersion(), factory.getLanguageName(), factory.getLanguageVersion()));
    }

    return engine;
}

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