Examples with Bindings javax.script.Bindings used on opensource projects

Example 51 with Bindings

use of javax.script.Bindings in project sling by apache.

the class RhinoJavaScriptEngineTest method testPreserveScopeBetweenEvals.

public void testPreserveScopeBetweenEvals() throws ScriptException {
    MockRhinoJavaScriptEngineFactory factory = new MockRhinoJavaScriptEngineFactory();
    ScriptEngine engine = factory.getScriptEngine();
    Bindings context = new SimpleBindings();
    engine.eval("var f = 1", context);
    Object result = null;
    try {
        result = engine.eval("f += 1", context);
    } catch (ScriptException e) {
        TestCase.fail(e.getMessage());
    }
    assertTrue(result instanceof Double);
    assertEquals(2.0, result);
}

Example 52 with Bindings

use of javax.script.Bindings in project sling by apache.

the class RhinoJavaScriptEngine method getScriptName.

private String getScriptName(ScriptContext scriptContext) {
    Bindings bindings = scriptContext.getBindings(ScriptContext.ENGINE_SCOPE);
    String scriptName = (String) bindings.get(ScriptEngine.FILENAME);
    if (scriptName != null && !"".equals(scriptName)) {
        return scriptName;
    }
    SlingScriptHelper sling = (SlingScriptHelper) bindings.get(SlingBindings.SLING);
    if (sling != null) {
        return sling.getScript().getScriptResource().getPath();
    }
    return NO_SCRIPT_NAME;
}

Example 53 with Bindings

use of javax.script.Bindings in project sling by apache.

the class RenderUnitProvider method provide.

@Override
public ProviderOutcome provide(String identifier, RenderContext renderContext, Bindings arguments) {
    if (identifier.endsWith("." + SightlyScriptEngineFactory.EXTENSION)) {
        Bindings globalBindings = renderContext.getBindings();
        SlingScriptHelper sling = BindingsUtils.getHelper(globalBindings);
        SlingHttpServletRequest request = BindingsUtils.getRequest(globalBindings);
        final Resource renderUnitResource = ScriptUtils.resolveScript(scriptingResourceResolverProvider.getRequestScopedResourceResolver(), renderContext, identifier);
        if (renderUnitResource == null) {
            Resource caller = ResourceResolution.getResourceForRequest(request.getResourceResolver(), request);
            if (caller != null) {
                String resourceSuperType = caller.getResourceSuperType();
                StringBuilder errorMessage = new StringBuilder("Cannot find resource ");
                errorMessage.append(identifier).append(" for base path ").append(caller.getPath());
                if (StringUtils.isNotEmpty(resourceSuperType)) {
                    errorMessage.append(" with resource super type ").append(resourceSuperType);
                }
                errorMessage.append(".");
                return ProviderOutcome.failure(new SightlyException(errorMessage.toString()));
            } else {
                return ProviderOutcome.failure(new SightlyException("Cannot resolve template " + identifier + " for script " + sling.getScript().getScriptResource().getPath()));
            }
        }
        RenderUnit renderUnit;
        try {
            CachedScript cachedScript = scriptCache.getScript(renderUnitResource.getPath());
            final SightlyCompiledScript compiledScript;
            if (cachedScript != null) {
                compiledScript = (SightlyCompiledScript) cachedScript.getCompiledScript();
            } else {
                SightlyScriptEngine sightlyScriptEngine = (SightlyScriptEngine) scriptEngineManager.getEngineByName(SightlyScriptEngineFactory.SHORT_NAME);
                String encoding = renderUnitResource.getResourceMetadata().getCharacterEncoding();
                if (StringUtils.isEmpty(encoding)) {
                    encoding = "UTF-8";
                }
                InputStream inputStream = renderUnitResource.adaptTo(InputStream.class);
                if (inputStream == null) {
                    return ProviderOutcome.failure();
                }
                InputStreamReader inputStreamReader = new InputStreamReader(inputStream, encoding);
                ScriptNameAwareReader reader = new ScriptNameAwareReader(inputStreamReader, renderUnitResource.getPath());
                compiledScript = (SightlyCompiledScript) sightlyScriptEngine.compile(reader);
                scriptCache.putScript(new CachedScript() {

                    @Override
                    public String getScriptPath() {
                        return renderUnitResource.getPath();
                    }

                    @Override
                    public CompiledScript getCompiledScript() {
                        return compiledScript;
                    }
                });
            }
            renderUnit = compiledScript.getRenderUnit();
            return ProviderOutcome.success(renderUnit);
        } catch (Exception e) {
            return ProviderOutcome.failure(e);
        }
    }
    return ProviderOutcome.failure();
}

Example 54 with Bindings

use of javax.script.Bindings in project sling by apache.

the class SightlyScriptEngine method getScriptName.

private String getScriptName(ScriptContext scriptContext) {
    if (scriptContext != null) {
        Bindings bindings = scriptContext.getBindings(ScriptContext.ENGINE_SCOPE);
        String scriptName = (String) bindings.get(ScriptEngine.FILENAME);
        if (scriptName != null && !"".equals(scriptName)) {
            return scriptName;
        }
        SlingScriptHelper sling = BindingsUtils.getHelper(bindings);
        if (sling != null) {
            return sling.getScript().getScriptResource().getPath();
        }
    }
    return NO_SCRIPT;
}

Example 55 with Bindings

use of javax.script.Bindings in project sling by apache.

the class SightlyScriptEngine method eval.

@Override
public Object eval(Reader reader, ScriptContext scriptContext) throws ScriptException {
    checkArguments(reader, scriptContext);
    Bindings bindings = scriptContext.getBindings(ScriptContext.ENGINE_SCOPE);
    SlingBindings slingBindings = new SlingBindings();
    slingBindings.putAll(bindings);
    final SlingHttpServletRequest request = slingBindings.getRequest();
    if (request == null) {
        throw new SightlyException("Missing SlingHttpServletRequest from ScriptContext.");
    }
    final Object oldValue = request.getAttribute(SlingBindings.class.getName());
    try {
        request.setAttribute(SlingBindings.class.getName(), slingBindings);
        SightlyCompiledScript compiledScript = internalCompile(reader, scriptContext);
        return compiledScript.eval(scriptContext);
    } catch (Exception e) {
        throw new ScriptException(e);
    } finally {
        request.setAttribute(SlingBindings.class.getName(), oldValue);
    }
}