Package javax.script

Examples of javax.script.SimpleScriptContext

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    public static ScriptContext createScriptContext(Map<String, Object> context) {
        Assert.notNull("context", context);
        Map<String, Object> localContext = new HashMap<String, Object>(context);
        localContext.put(WIDGET_CONTEXT_KEY, context);
        localContext.put("context", context);
        ScriptContext scriptContext = new SimpleScriptContext();
        ScriptHelper helper = createScriptHelper(scriptContext);
        if (helper != null) {
            localContext.put(SCRIPT_HELPER_KEY, helper);
        }
        Bindings bindings = new SimpleBindings(localContext);
        scriptContext.setBindings(bindings, ScriptContext.ENGINE_SCOPE);
        return scriptContext;
    }
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    public static ScriptContext createScriptContext(Map<String, Object> context, Set<String> protectedKeys) {
        Assert.notNull("context", context, "protectedKeys", protectedKeys);
        Map<String, Object> localContext = new HashMap<String, Object>(context);
        localContext.put(WIDGET_CONTEXT_KEY, context);
        localContext.put("context", context);
        ScriptContext scriptContext = new SimpleScriptContext();
        Bindings bindings = new ProtectedBindings(localContext, Collections.unmodifiableSet(protectedKeys));
        scriptContext.setBindings(bindings, ScriptContext.ENGINE_SCOPE);
        ScriptHelper helper = createScriptHelper(scriptContext);
        if (helper != null) {
            localContext.put(SCRIPT_HELPER_KEY, helper);
        }
        return scriptContext;
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    this.contextKey = dataFactoryContext.getContextKey();
    this.configuration = dataFactoryContext.getConfiguration();
    this.resourceBundleFactory = dataFactoryContext.getResourceBundleFactory();
    this.dataFactoryContext = dataFactoryContext;

    globalScriptContext = new SimpleScriptContext();
    globalScriptContext.setAttribute("dataFactory", dataFactory, ScriptContext.ENGINE_SCOPE);
    globalScriptContext.setAttribute("configuration", configuration, ScriptContext.ENGINE_SCOPE);
    globalScriptContext.setAttribute("resourceManager", resourceManager, ScriptContext.ENGINE_SCOPE);
    globalScriptContext.setAttribute("contextKey", contextKey, ScriptContext.ENGINE_SCOPE);
    globalScriptContext.setAttribute("resourceBundleFactory", resourceBundleFactory, ScriptContext.ENGINE_SCOPE);
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                     final Configuration configuration,
                     final ResourceBundleFactory resourceBundleFactory)
        throws ReportDataFactoryException
    {

      this.context = new SimpleScriptContext();

      if (globalContext != null)
      {
        final Bindings bindings = globalContext.getBindings(ScriptContext.ENGINE_SCOPE);
        this.context.getBindings(ScriptContext.ENGINE_SCOPE).putAll(bindings);
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            Object arg = args[0];
            if (arg instanceof Wrapper) {
                arg = ((Wrapper)arg).unwrap();
            }
            if (arg instanceof Bindings) {
                ScriptContext ctx = new SimpleScriptContext();
                ctx.setBindings((Bindings)arg, ScriptContext.ENGINE_SCOPE);
                Scriptable res = new ExternalScriptable(ctx);
                res.setPrototype(ScriptableObject.getObjectPrototype(thisObj));
                res.setParentScope(ScriptableObject.getTopLevelScope(thisObj));
                return res;
            }
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        }
       
        InputStreamReader r = new InputStreamReader(new FileInputStream(args[0]));
        RhinoScriptEngine engine = new RhinoScriptEngine();
       
        SimpleScriptContext context = new SimpleScriptContext();
        engine.put(RhinoScriptEngine.FILENAME, args[0]);
        engine.eval(r, context);
        // added this statement to save some typing to most script authors
        context.getWriter().flush();
    }
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        }
        return engine;
    }

    private ScriptContext getContext(Map<String, Object> bindings) {
        final ScriptContext result = new SimpleScriptContext();
        final Bindings engineScope = result.getBindings(ScriptContext.ENGINE_SCOPE);
        engineScope.putAll(bindings);
        return result;
    }
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    }

    public Object eval(String javascriptCode, Map<String, Object> data,
            final StringWriter sw) throws ScriptException {
        final PrintWriter pw = new PrintWriter(sw, true);
        ScriptContext ctx = new SimpleScriptContext();

        final Bindings b = new SimpleBindings();
        b.put("out", pw);
        if (data != null) {
            for (Map.Entry<String, Object> e : data.entrySet()) {
                b.put(e.getKey(), e.getValue());
            }
        }

        ctx.setBindings(b, ScriptContext.ENGINE_SCOPE);
        ctx.setWriter(sw);
        ctx.setErrorWriter(new OutputStreamWriter(System.err));
        Object result = getEngine().eval(javascriptCode, ctx);
       
        if (result instanceof Wrapper) {
            result = ((Wrapper) result).unwrap();
        }
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        Bindings bindings = null;
        Reader reader = null;
        try {
            bindings = verifySlingBindings(scriptName, props);

            ScriptContext ctx = new SimpleScriptContext();
            ctx.setBindings(bindings, ScriptContext.ENGINE_SCOPE);
            ctx.setReader((Reader) bindings.get(READER));
            ctx.setWriter((Writer) bindings.get(OUT));
            ctx.setErrorWriter(new LogWriter((Logger) bindings.get(LOG)));

            reader = getScriptReader();
            if ( method != null && !(this.scriptEngine instanceof Invocable)) {
                reader = getWrapperReader(reader, method, args);
            }

            // evaluate the script
            final Object result = scriptEngine.eval(reader, ctx);

            // call method - if supplied and script engine supports direct invocation
            if ( method != null && (this.scriptEngine instanceof Invocable)) {
                try {
                    ((Invocable)scriptEngine).invokeFunction(method, Arrays.asList(args).toArray());
                } catch (NoSuchMethodException e) {
                    throw new ScriptEvaluationException(scriptName, "Method " + method + " not found in script.", e);
                }
            }
            // optionall flush the output channel
            Object flushObject = bindings.get(SlingBindings.FLUSH);
            if (flushObject instanceof Boolean && (Boolean) flushObject) {
                ctx.getWriter().flush();
            }

            // allways flush the error channel
            ctx.getErrorWriter().flush();

            return result;
           
        } catch (IOException ioe) {
            throw new ScriptEvaluationException(scriptName, ioe.getMessage(),
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    public void testEval_context() throws Exception {
        logger1.info("eval with context");
        System.setProperty("org.jruby.embed.localvariable.behavior", "transient");
        JRubyEngineFactory factory = new JRubyEngineFactory();
        JRubyEngine engine = (JRubyEngine) factory.getScriptEngine();
        ScriptContext context = new SimpleScriptContext();
        StringWriter writer = new StringWriter();
        StringWriter errorWriter = new StringWriter();
        context.setWriter(writer);
        context.setErrorWriter(errorWriter);

        context.setAttribute("message", "Hello World!!!!!", ScriptContext.ENGINE_SCOPE);
        engine.setContext(context);
        String script = "puts message";
        JRubyCompiledScript instance = (JRubyCompiledScript) engine.compile(script);
        Object expResult = "Hello World!!!!!";
        instance.eval(context);
        Object result = writer.toString().trim();
        assertEquals(expResult, result);
        writer.close();

        writer = new StringWriter();
        context.setWriter(writer);
        context.setAttribute("@message", "Say Hey.", ScriptContext.ENGINE_SCOPE);
        engine.setContext(context);
        script = "puts @message";
        instance = (JRubyCompiledScript) engine.compile(script);
        expResult = "Say Hey.";
        instance.eval(context);
        result = writer.toString().trim();
        assertEquals(expResult, result);

        context.setAttribute("@message", "Yeah!", ScriptContext.ENGINE_SCOPE);
        engine.setContext(context);
        expResult = "Say Hey.\nYeah!";
        instance.eval(context);
        result = writer.toString().trim();
        assertEquals(expResult, result);
        writer.close();

        writer = new StringWriter();
        context.setWriter(writer);
        context.setAttribute("$message", "Hiya.", ScriptContext.ENGINE_SCOPE);
        engine.setContext(context);
        script = "puts $message";
        instance = (JRubyCompiledScript) engine.compile(script);
        expResult = "Hiya.";
        instance.eval(context);
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