Example usage for javax.script ScriptContext setBindings

List of usage examples for javax.script ScriptContext setBindings

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Introduction

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

Prototype

public void setBindings(Bindings bindings, int scope);

Source Link

Document

Associates a Bindings instance with a particular scope in this ScriptContext.

Usage

From source file:org.jahia.modules.googleAnalytics.GoogleAnalyticsFilter.java

@Override
public String execute(String previousOut, RenderContext renderContext, Resource resource, RenderChain chain)
        throws Exception {
    String out = previousOut;//from   ww w. j  a  v  a  2  s  . c om
    String webPropertyID = renderContext.getSite().hasProperty("webPropertyID")
            ? renderContext.getSite().getProperty("webPropertyID").getString()
            : null;
    if (StringUtils.isNotEmpty(webPropertyID)) {
        String script = getResolvedTemplate();
        if (script != null) {
            Source source = new Source(previousOut);
            OutputDocument outputDocument = new OutputDocument(source);
            List<Element> headElementList = source.getAllElements(HTMLElementName.HEAD);
            for (Element element : headElementList) {
                final EndTag headEndTag = element.getEndTag();
                String extension = StringUtils.substringAfterLast(template, ".");
                ScriptEngine scriptEngine = scriptEngineUtils.scriptEngine(extension);
                ScriptContext scriptContext = new GoogleScriptContext();
                final Bindings bindings = scriptEngine.createBindings();
                bindings.put("webPropertyID", webPropertyID);
                String url = resource.getNode().getUrl();
                if (renderContext.getRequest().getAttribute("analytics-path") != null) {
                    url = (String) renderContext.getRequest().getAttribute("analytics-path");
                }
                bindings.put("resourceUrl", url);
                bindings.put("resource", resource);
                bindings.put("gaMap", renderContext.getRequest().getAttribute("gaMap"));
                scriptContext.setBindings(bindings, ScriptContext.GLOBAL_SCOPE);
                // The following binding is necessary for Javascript, which doesn't offer a console by default.
                bindings.put("out", new PrintWriter(scriptContext.getWriter()));
                scriptEngine.eval(script, scriptContext);
                StringWriter writer = (StringWriter) scriptContext.getWriter();
                final String googleAnalyticsScript = writer.toString();
                if (StringUtils.isNotBlank(googleAnalyticsScript)) {
                    outputDocument.replace(headEndTag.getBegin(), headEndTag.getBegin() + 1,
                            "\n" + AggregateCacheFilter.removeEsiTags(googleAnalyticsScript) + "\n<");
                }
                break; // avoid to loop if for any reasons multiple body in the page
            }
            out = outputDocument.toString().trim();
        }
    }

    return out;
}

From source file:org.apache.accumulo.core.util.shell.commands.ScriptCommand.java

public int execute(String fullCommand, CommandLine cl, Shell shellState) throws Exception {

    boolean invoke = false;
    ScriptEngineManager mgr = new ScriptEngineManager();

    if (cl.hasOption(list.getOpt())) {
        listJSREngineInfo(mgr, shellState);
    } else if (cl.hasOption(file.getOpt()) || cl.hasOption(script.getOpt())) {
        String engineName = DEFAULT_ENGINE;
        if (cl.hasOption(engine.getOpt())) {
            engineName = cl.getOptionValue(engine.getOpt());
        }/* w ww  .ja  va 2  s  .  c om*/
        ScriptEngine engine = mgr.getEngineByName(engineName);
        if (null == engine) {
            shellState.printException(new Exception(engineName + " not found"));
            return 1;
        }

        if (cl.hasOption(object.getOpt()) || cl.hasOption(function.getOpt())) {
            if (!(engine instanceof Invocable)) {
                shellState.printException(
                        new Exception(engineName + " does not support invoking functions or methods"));
                return 1;
            }
            invoke = true;
        }

        ScriptContext ctx = new SimpleScriptContext();

        // Put the following objects into the context so that they
        // are available to the scripts
        // TODO: What else should go in here?
        Bindings b = engine.getBindings(ScriptContext.ENGINE_SCOPE);
        b.put("connection", shellState.getConnector());

        List<Object> argValues = new ArrayList<Object>();
        if (cl.hasOption(args.getOpt())) {
            String[] argList = cl.getOptionValue(args.getOpt()).split(",");
            for (String arg : argList) {
                String[] parts = arg.split("=");
                if (parts.length == 0) {
                    continue;
                } else if (parts.length == 1) {
                    b.put(parts[0], null);
                    argValues.add(null);
                } else if (parts.length == 2) {
                    b.put(parts[0], parts[1]);
                    argValues.add(parts[1]);
                }
            }
        }
        ctx.setBindings(b, ScriptContext.ENGINE_SCOPE);
        Object[] argArray = argValues.toArray(new Object[argValues.size()]);

        Writer writer = null;
        if (cl.hasOption(out.getOpt())) {
            File f = new File(cl.getOptionValue(out.getOpt()));
            writer = new FileWriter(f);
            ctx.setWriter(writer);
        }

        if (cl.hasOption(file.getOpt())) {
            File f = new File(cl.getOptionValue(file.getOpt()));
            if (!f.exists()) {
                if (null != writer) {
                    writer.close();
                }
                shellState.printException(new Exception(f.getAbsolutePath() + " not found"));
                return 1;
            }
            Reader reader = new FileReader(f);
            try {
                engine.eval(reader, ctx);
                if (invoke) {
                    this.invokeFunctionOrMethod(shellState, engine, cl, argArray);
                }
            } catch (ScriptException ex) {
                shellState.printException(ex);
                return 1;
            } finally {
                reader.close();
                if (null != writer) {
                    writer.close();
                }
            }
        } else if (cl.hasOption(script.getOpt())) {
            String inlineScript = cl.getOptionValue(script.getOpt());
            try {
                if (engine instanceof Compilable) {
                    Compilable compiledEng = (Compilable) engine;
                    CompiledScript script = compiledEng.compile(inlineScript);
                    script.eval(ctx);
                    if (invoke) {
                        this.invokeFunctionOrMethod(shellState, engine, cl, argArray);
                    }
                } else {
                    engine.eval(inlineScript, ctx);
                    if (invoke) {
                        this.invokeFunctionOrMethod(shellState, engine, cl, argArray);
                    }
                }
            } catch (ScriptException ex) {
                shellState.printException(ex);
                return 1;
            } finally {
                if (null != writer) {
                    writer.close();
                }
            }
        }
        if (null != writer) {
            writer.close();
        }

    } else {
        printHelp(shellState);
    }
    return 0;
}

From source file:org.apache.accumulo.shell.commands.ScriptCommand.java

@Override
public int execute(String fullCommand, CommandLine cl, Shell shellState) throws Exception {

    boolean invoke = false;
    ScriptEngineManager mgr = new ScriptEngineManager();

    if (cl.hasOption(list.getOpt())) {
        listJSREngineInfo(mgr, shellState);
    } else if (cl.hasOption(file.getOpt()) || cl.hasOption(script.getOpt())) {
        String engineName = DEFAULT_ENGINE;
        if (cl.hasOption(engine.getOpt())) {
            engineName = cl.getOptionValue(engine.getOpt());
        }/*from   www  . j av  a  2 s . c o  m*/
        ScriptEngine engine = mgr.getEngineByName(engineName);
        if (null == engine) {
            shellState.printException(new Exception(engineName + " not found"));
            return 1;
        }

        if (cl.hasOption(object.getOpt()) || cl.hasOption(function.getOpt())) {
            if (!(engine instanceof Invocable)) {
                shellState.printException(
                        new Exception(engineName + " does not support invoking functions or methods"));
                return 1;
            }
            invoke = true;
        }

        ScriptContext ctx = new SimpleScriptContext();

        // Put the following objects into the context so that they
        // are available to the scripts
        // TODO: What else should go in here?
        Bindings b = engine.getBindings(ScriptContext.ENGINE_SCOPE);
        b.put("connection", shellState.getConnector());

        List<Object> argValues = new ArrayList<Object>();
        if (cl.hasOption(args.getOpt())) {
            String[] argList = cl.getOptionValue(args.getOpt()).split(",");
            for (String arg : argList) {
                String[] parts = arg.split("=");
                if (parts.length == 0) {
                    continue;
                } else if (parts.length == 1) {
                    b.put(parts[0], null);
                    argValues.add(null);
                } else if (parts.length == 2) {
                    b.put(parts[0], parts[1]);
                    argValues.add(parts[1]);
                }
            }
        }
        ctx.setBindings(b, ScriptContext.ENGINE_SCOPE);
        Object[] argArray = argValues.toArray(new Object[argValues.size()]);

        Writer writer = null;
        if (cl.hasOption(out.getOpt())) {
            File f = new File(cl.getOptionValue(out.getOpt()));
            writer = new FileWriter(f);
            ctx.setWriter(writer);
        }

        if (cl.hasOption(file.getOpt())) {
            File f = new File(cl.getOptionValue(file.getOpt()));
            if (!f.exists()) {
                if (null != writer) {
                    writer.close();
                }
                shellState.printException(new Exception(f.getAbsolutePath() + " not found"));
                return 1;
            }
            Reader reader = new FileReader(f);
            try {
                engine.eval(reader, ctx);
                if (invoke) {
                    this.invokeFunctionOrMethod(shellState, engine, cl, argArray);
                }
            } catch (ScriptException ex) {
                shellState.printException(ex);
                return 1;
            } finally {
                reader.close();
                if (null != writer) {
                    writer.close();
                }
            }
        } else if (cl.hasOption(script.getOpt())) {
            String inlineScript = cl.getOptionValue(script.getOpt());
            try {
                if (engine instanceof Compilable) {
                    Compilable compiledEng = (Compilable) engine;
                    CompiledScript script = compiledEng.compile(inlineScript);
                    script.eval(ctx);
                    if (invoke) {
                        this.invokeFunctionOrMethod(shellState, engine, cl, argArray);
                    }
                } else {
                    engine.eval(inlineScript, ctx);
                    if (invoke) {
                        this.invokeFunctionOrMethod(shellState, engine, cl, argArray);
                    }
                }
            } catch (ScriptException ex) {
                shellState.printException(ex);
                return 1;
            } finally {
                if (null != writer) {
                    writer.close();
                }
            }
        }
        if (null != writer) {
            writer.close();
        }

    } else {
        printHelp(shellState);
    }
    return 0;
}

From source file:org.apache.sling.scripting.sightly.js.impl.JsEnvironment.java

public void runResource(Resource scriptResource, Bindings globalBindings, Bindings arguments,
        UnaryCallback callback) {// www . j a v  a  2s. co m
    ScriptContext scriptContext = new SimpleScriptContext();
    CommonJsModule module = new CommonJsModule();
    Bindings scriptBindings = buildBindings(scriptResource, globalBindings, arguments, module);
    scriptContext.setBindings(scriptBindings, ScriptContext.ENGINE_SCOPE);
    scriptContext.setAttribute(ScriptEngine.FILENAME, scriptResource.getPath(), ScriptContext.ENGINE_SCOPE);
    runScript(scriptResource, scriptContext, callback, module);
}

From source file:org.jahia.ajax.gwt.helper.UIConfigHelper.java

/**
 * Get resources//from  www. j  a  v  a 2  s.  c  o m
 *
 * @param key
 * @param locale
 * @param site
 * @param jahiaUser
 * @return
 */
private String getResources(String key, Locale locale, JCRSiteNode site, JahiaUser jahiaUser) {
    if (key == null || key.length() == 0) {
        return key;
    }
    if (logger.isDebugEnabled()) {
        logger.debug("Resources key: " + key);
    }
    String baseName = null;
    String value = null;
    if (key.contains("@")) {
        baseName = StringUtils.substringAfter(key, "@");
        key = StringUtils.substringBefore(key, "@");
    }

    value = Messages.get(baseName, site != null ? site.getTemplatePackage() : null, key, locale, null);
    if (value == null || value.length() == 0) {
        value = Messages.getInternal(key, locale);
    }
    if (logger.isDebugEnabled()) {
        logger.debug("Resources value: " + value);
    }
    if (value.contains("${")) {
        try {
            ScriptEngine scriptEngine = scriptEngineUtils.getEngineByName("velocity");
            ScriptContext scriptContext = new SimpleScriptContext();
            final Bindings bindings = new SimpleBindings();
            bindings.put("currentSite", site);
            bindings.put("currentUser", jahiaUser);
            bindings.put("currentLocale", locale);
            bindings.put("PrincipalViewHelper", PrincipalViewHelper.class);
            scriptContext.setBindings(bindings, ScriptContext.ENGINE_SCOPE);
            scriptContext.setBindings(scriptEngine.getContext().getBindings(ScriptContext.GLOBAL_SCOPE),
                    ScriptContext.GLOBAL_SCOPE);
            scriptContext.setWriter(new StringWriter());
            scriptContext.setErrorWriter(new StringWriter());
            scriptEngine.eval(value, scriptContext);
            //String error = scriptContext.getErrorWriter().toString();
            return scriptContext.getWriter().toString().trim();
        } catch (ScriptException e) {
            logger.error("Error while executing script [" + value + "]", e);
        }
    }
    return value;
}

From source file:org.jahia.modules.portal.filter.JCRRestJavaScriptLibFilter.java

@Override
public String execute(String previousOut, RenderContext renderContext, Resource resource, RenderChain chain)
        throws Exception {
    String out = previousOut;//  w w  w .  j  a  va 2 s. c om
    String context = StringUtils.isNotEmpty(renderContext.getRequest().getContextPath())
            ? renderContext.getRequest().getContextPath()
            : "";

    // add lib
    String path = context + "/modules/" + renderContext.getMainResource().getNode().getPrimaryNodeType()
            .getTemplatePackage().getBundle().getSymbolicName() + "/javascript/" + JCR_REST_JS_FILE;
    String encodedPath = URLEncoder.encode(path, "UTF-8");
    out += ("<jahia:resource type='javascript' path='" + encodedPath + "' insert='true' resource='"
            + JCR_REST_JS_FILE + "'/>");

    // instance JavaScript object
    String script = getResolvedTemplate();
    if (script != null) {
        String extension = StringUtils.substringAfterLast(JCR_REST_SCRIPT_TEMPLATE, ".");
        ScriptEngine scriptEngine = scriptEngineUtils.scriptEngine(extension);
        ScriptContext scriptContext = new JCRRestUtilsScriptContext();
        final Bindings bindings = scriptEngine.createBindings();

        // bindings
        bindings.put("options", getBindingMap(renderContext, resource, context));
        scriptContext.setBindings(bindings, ScriptContext.GLOBAL_SCOPE);
        // The following binding is necessary for Javascript, which doesn't offer a console by default.
        bindings.put("out", new PrintWriter(scriptContext.getWriter()));
        scriptEngine.eval(script, scriptContext);
        StringWriter writer = (StringWriter) scriptContext.getWriter();
        final String resultScript = writer.toString();
        if (StringUtils.isNotBlank(resultScript)) {
            out += ("<jahia:resource type='inlinejavascript' path='" + URLEncoder.encode(resultScript, "UTF-8")
                    + "' insert='false' resource='' title='' key=''/>");
        }
    }

    return out;
}

From source file:org.jahia.osgi.FrameworkService.java

private void updateFileReferencesIfNeeded() {
    File script = new File(
            SettingsBean.getInstance().getJahiaVarDiskPath() + "/scripts/groovy/updateFileReferences.groovy");
    if (!script.isFile()) {
        return;/*  w w w . java 2  s  .  c  om*/
    }

    ScriptEngine scriptEngine;
    try {
        scriptEngine = ScriptEngineUtils.getInstance()
                .scriptEngine(FilenameUtils.getExtension(script.getName()));
    } catch (ScriptException e) {
        throw new JahiaRuntimeException(e);
    }
    if (scriptEngine == null) {
        throw new IllegalStateException("No script engine available");
    }

    ScriptContext scriptContext = new SimpleScriptContext();
    Bindings bindings = new SimpleBindings();
    bindings.put("log", logger);
    bindings.put("logger", logger);
    scriptContext.setBindings(bindings, ScriptContext.ENGINE_SCOPE);
    try (FileInputStream scriptInputStream = new FileInputStream(script);
            InputStreamReader scriptReader = new InputStreamReader(scriptInputStream, Charsets.UTF_8);
            StringWriter out = new StringWriter()) {
        scriptContext.setWriter(out);
        scriptEngine.eval(scriptReader, scriptContext);
    } catch (ScriptException | IOException e) {
        throw new JahiaRuntimeException(e);
    }
}

From source file:org.jahia.services.content.rules.RulesNotificationService.java

private void sendMail(String template, Object user, String toMail, String fromMail, String ccList,
        String bcclist, Locale locale, KnowledgeHelper drools)
        throws RepositoryException, ScriptException, IOException {
    if (!notificationService.isEnabled()) {
        return;//w  ww .java 2s  .c  o m
    }
    if (StringUtils.isEmpty(toMail)) {
        logger.warn("A mail couldn't be sent because to: has no recipient");
        return;
    }

    // Resolve template :
    String extension = StringUtils.substringAfterLast(template, ".");
    ScriptEngine scriptEngine = scriptEngineUtils.scriptEngine(extension);
    ScriptContext scriptContext = new SimpleScriptContext();
    final Bindings bindings = new SimpleBindings();
    bindings.put("currentUser", user);
    bindings.put("contextPath", Jahia.getContextPath());
    bindings.put("currentLocale", locale);
    final Object object = drools.getMatch().getTuple().getHandle().getObject();
    JCRNodeWrapper node = null;
    if (object instanceof AbstractNodeFact) {
        node = ((AbstractNodeFact) object).getNode();
        bindings.put("currentNode", node);
        final int siteURLPortOverride = SettingsBean.getInstance().getSiteURLPortOverride();
        bindings.put("servername",
                "http" + (siteURLPortOverride == 443 ? "s" : "") + "://" + node.getResolveSite().getServerName()
                        + ((siteURLPortOverride != 0 && siteURLPortOverride != 80 && siteURLPortOverride != 443)
                                ? ":" + siteURLPortOverride
                                : ""));
    }
    InputStream scriptInputStream = JahiaContextLoaderListener.getServletContext()
            .getResourceAsStream(template);
    if (scriptInputStream == null && node != null) {
        RulesListener rulesListener = RulesListener.getInstance(node.getSession().getWorkspace().getName());
        String packageName = drools.getRule().getPackageName();
        JahiaTemplateManagerService jahiaTemplateManagerService = ServicesRegistry.getInstance()
                .getJahiaTemplateManagerService();
        for (Map.Entry<String, String> entry : rulesListener.getModulePackageNameMap().entrySet()) {
            if (packageName.equals(entry.getValue())) {
                JahiaTemplatesPackage templatePackage = jahiaTemplateManagerService
                        .getTemplatePackage(entry.getKey());
                Resource resource = templatePackage.getResource(template);
                if (resource != null) {
                    scriptInputStream = resource.getInputStream();
                    break;
                }
            }
        }
    }
    if (scriptInputStream != null) {
        String resourceBundleName = StringUtils.substringBeforeLast(Patterns.SLASH
                .matcher(StringUtils.substringAfter(Patterns.WEB_INF.matcher(template).replaceAll(""), "/"))
                .replaceAll("."), ".");
        String subject = "";
        try {
            ResourceBundle resourceBundle = ResourceBundles.get(resourceBundleName, locale);
            bindings.put("bundle", resourceBundle);
            subject = resourceBundle.getString("subject");
        } catch (MissingResourceException e) {
            if (node != null) {
                final Value[] values = node.getResolveSite().getProperty("j:installedModules").getValues();
                for (Value value : values) {
                    try {
                        ResourceBundle resourceBundle = ResourceBundles
                                .get(ServicesRegistry.getInstance().getJahiaTemplateManagerService()
                                        .getTemplatePackageById(value.getString()).getName(), locale);
                        subject = resourceBundle.getString(
                                drools.getRule().getName().toLowerCase().replaceAll(" ", ".") + ".subject");
                        bindings.put("bundle", resourceBundle);
                    } catch (MissingResourceException ee) {
                        // Do nothing
                    }
                }
            }
        }
        Reader scriptContent = null;
        try {
            scriptContent = new InputStreamReader(scriptInputStream);
            scriptContext.setWriter(new StringWriter());
            // The following binding is necessary for Javascript, which doesn't offer a console by default.
            bindings.put("out", new PrintWriter(scriptContext.getWriter()));
            scriptContext.setBindings(bindings, ScriptContext.ENGINE_SCOPE);
            scriptContext.setBindings(scriptEngine.getContext().getBindings(ScriptContext.GLOBAL_SCOPE),
                    ScriptContext.GLOBAL_SCOPE);
            scriptEngine.eval(scriptContent, scriptContext);
            StringWriter writer = (StringWriter) scriptContext.getWriter();
            String body = writer.toString();
            notificationService.sendMessage(fromMail, toMail, ccList, bcclist, subject, null, body);
        } finally {
            if (scriptContent != null) {
                IOUtils.closeQuietly(scriptContent);
            }
        }
    }
}

From source file:org.jahia.services.mail.MailServiceImpl.java

@Override
public void sendMessageWithTemplate(String template, Map<String, Object> boundObjects, String toMail,
        String fromMail, String ccList, String bcclist, Locale locale, String templatePackageName)
        throws RepositoryException, ScriptException {
    // Resolve template :
    ScriptEngine scriptEngine = scriptEngineUtils.scriptEngine(StringUtils.substringAfterLast(template, "."));
    ScriptContext scriptContext = new SimpleScriptContext();

    //try if it is multilingual 
    String suffix = StringUtils.substringAfterLast(template, ".");
    String languageMailConfTemplate = template.substring(0, template.length() - (suffix.length() + 1)) + "_"
            + locale.toString() + "." + suffix;
    JahiaTemplatesPackage templatePackage = templateManagerService.getTemplatePackage(templatePackageName);
    Resource templateRealPath = templatePackage.getResource(languageMailConfTemplate);
    if (templateRealPath == null) {
        templateRealPath = templatePackage.getResource(template);
    }//  www  . j  a v  a  2 s .  c  o m
    InputStream scriptInputStream = null;
    try {
        scriptInputStream = templateRealPath.getInputStream();
    } catch (IOException e) {
        logger.error(e.getMessage(), e);
    }
    if (scriptInputStream != null) {
        ResourceBundle resourceBundle;
        if (templatePackageName == null) {
            String resourceBundleName = StringUtils.substringBeforeLast(Patterns.SLASH
                    .matcher(StringUtils.substringAfter(Patterns.WEB_INF.matcher(template).replaceAll(""), "/"))
                    .replaceAll("."), ".");
            resourceBundle = ResourceBundles.get(resourceBundleName, locale);
        } else {
            resourceBundle = ResourceBundles.get(ServicesRegistry.getInstance().getJahiaTemplateManagerService()
                    .getTemplatePackage(templatePackageName), locale);
        }
        final Bindings bindings = new SimpleBindings();
        bindings.put("bundle", resourceBundle);
        bindings.putAll(boundObjects);
        Reader scriptContent = null;
        // Subject
        String subject;
        try {
            String subjectTemplatePath = StringUtils.substringBeforeLast(template, ".") + ".subject."
                    + StringUtils.substringAfterLast(template, ".");
            InputStream stream = templatePackage.getResource(subjectTemplatePath).getInputStream();
            scriptContent = templateCharset != null ? new InputStreamReader(stream, templateCharset)
                    : new InputStreamReader(stream);
            scriptContext.setBindings(bindings, ScriptContext.ENGINE_SCOPE);
            scriptContext.setBindings(scriptEngine.getContext().getBindings(ScriptContext.GLOBAL_SCOPE),
                    ScriptContext.GLOBAL_SCOPE);
            scriptContext.setWriter(new StringWriter());
            scriptEngine.eval(scriptContent, scriptContext);
            subject = scriptContext.getWriter().toString().trim();
        } catch (Exception e) {
            logger.warn("Not able to render mail subject using "
                    + StringUtils.substringBeforeLast(template, ".") + ".subject."
                    + StringUtils.substringAfterLast(template, ".")
                    + " template file - set org.jahia.services.mail.MailService in debug for more information");
            if (logger.isDebugEnabled()) {
                logger.debug("generating the mail subject throw an exception : ", e);
            }
            subject = resourceBundle.getString(
                    StringUtils.substringBeforeLast(StringUtils.substringAfterLast(template, "/"), ".")
                            + ".subject");
        } finally {
            IOUtils.closeQuietly(scriptContent);
        }
        try {
            try {
                scriptContent = templateCharset != null
                        ? new InputStreamReader(scriptInputStream, templateCharset)
                        : new InputStreamReader(scriptInputStream);
            } catch (UnsupportedEncodingException e) {
                throw new IllegalArgumentException(e);
            }
            scriptContext.setWriter(new StringWriter());
            scriptContext.setErrorWriter(new StringWriter());
            // The following binding is necessary for JavaScript, which
            // doesn't offer a console by default.
            bindings.put("out", new PrintWriter(scriptContext.getWriter()));
            scriptContext.setBindings(bindings, ScriptContext.ENGINE_SCOPE);
            scriptEngine.eval(scriptContent, scriptContext);
            StringWriter writer = (StringWriter) scriptContext.getWriter();
            String body = writer.toString();

            sendMessage(fromMail, toMail, ccList, bcclist, subject, null, body);
        } finally {
            IOUtils.closeQuietly(scriptContent);
        }
    } else {
        logger.warn("Cannot send mail, template [" + template + "] from module [" + templatePackageName
                + "] not found");
    }
}

From source file:org.jahia.services.render.filter.MarkedForDeletionFilter.java

protected String getTemplateOutput(RenderContext renderContext, Resource resource) {
    String out = StringUtils.EMPTY;
    try {// w  w w . j  a v  a  2s . com
        String template = getTemplateContent();
        resolvedTemplate = null;

        if (StringUtils.isEmpty(template)) {
            return StringUtils.EMPTY;
        }

        ScriptEngine engine = ScriptEngineUtils.getInstance().scriptEngine(templateExtension);
        ScriptContext ctx = new SimpleScriptContext();
        ctx.setWriter(new StringWriter());
        Bindings bindings = engine.createBindings();
        bindings.put("renderContext", renderContext);
        bindings.put("resource", resource);
        final ResourceBundle bundle = ResourceBundles.getInternal(renderContext.getUILocale());
        bindings.put("bundle", bundle);
        bindings.put("i18n", LazyMap.decorate(new HashMap<String, String>(2), new Transformer() {
            public Object transform(Object input) {
                String value = null;
                String key = String.valueOf(input);
                try {
                    value = bundle.getString(key);
                } catch (MissingResourceException e) {
                    value = key;
                }
                return value;
            }
        }));

        ctx.setBindings(bindings, ScriptContext.ENGINE_SCOPE);

        engine.eval(template, ctx);
        out = ((StringWriter) ctx.getWriter()).getBuffer().toString();

    } catch (Exception e) {
        logger.error(e.getMessage(), e);
    }
    return out;
}