Examples with Context org.mozilla.javascript.Context used on opensource projects

Example 51 with Context

use of org.mozilla.javascript.Context in project cxf by apache.

the class ProviderFactory method publishImpl.

private void publishImpl(File f, String epAddr, boolean isBase) throws Exception {
    if (!f.exists()) {
        throw new Exception(f.getPath() + NO_SUCH_FILE);
    }
    boolean isE4X = f.getName().endsWith(".jsx");
    StringBuilder sb = new StringBuilder();
    try (BufferedReader bufrd = new BufferedReader(new FileReader(f))) {
        String line = null;
        for (; ; ) {
            line = bufrd.readLine();
            if (line == null) {
                break;
            }
            sb.append(line).append("\n");
        }
    }
    String scriptStr = sb.toString();
    Context cx = ContextFactory.getGlobal().enterContext();
    boolean providerFound = false;
    try {
        Scriptable scriptScope = cx.initStandardObjects(null, true);
        Object[] ids = compileScript(cx, scriptStr, scriptScope, f);
        if (ids.length > 0) {
            Service.Mode mode = Service.Mode.PAYLOAD;
            for (Object idObj : ids) {
                if (!(idObj instanceof String)) {
                    continue;
                }
                String id = (String) idObj;
                if (!id.startsWith("WebServiceProvider")) {
                    continue;
                }
                Object obj = scriptScope.get(id, scriptScope);
                if (!(obj instanceof Scriptable)) {
                    continue;
                }
                Scriptable wspVar = (Scriptable) obj;
                providerFound = true;
                obj = wspVar.get("ServiceMode", wspVar);
                if (obj != Scriptable.NOT_FOUND) {
                    if (obj instanceof String) {
                        String value = (String) obj;
                        if ("PAYLOAD".equalsIgnoreCase(value)) {
                            mode = Service.Mode.PAYLOAD;
                        } else if ("MESSAGE".equalsIgnoreCase(value)) {
                            mode = Service.Mode.MESSAGE;
                        } else {
                            throw new Exception(f.getPath() + ILLEGAL_SVCMD_MODE + value);
                        }
                    } else {
                        throw new Exception(f.getPath() + ILLEGAL_SVCMD_TYPE);
                    }
                }
                AbstractDOMProvider provider = createProvider(mode, scriptScope, wspVar, epAddr, isBase, isE4X);
                try {
                    provider.publish();
                    providers.add(provider);
                } catch (AbstractDOMProvider.JSDOMProviderException ex) {
                    StringBuilder msg = new StringBuilder(f.getPath());
                    msg.append(": ").append(ex.getMessage());
                    throw new Exception(msg.toString());
                }
            }
        }
    } finally {
        Context.exit();
    }
    if (!providerFound) {
        throw new Exception(f.getPath() + NO_PROVIDER);
    }
}

Example 52 with Context

use of org.mozilla.javascript.Context in project yamcs-studio by yamcs.

the class ScriptStoreFactory method initRhinoJSEngine.

/**
 * Must be called in UI Thread.
 *
 * @throws Exception
 */
private static void initRhinoJSEngine() throws Exception {
    Context scriptContext = Context.enter();
    final Display display = Display.getCurrent();
    displayContextMap.put(display, scriptContext);
}

Example 53 with Context

use of org.mozilla.javascript.Context in project pentaho-platform by pentaho.

the class JavascriptRule method executeAction.

/*
   * (non-Javadoc)
   * 
   * @see org.pentaho.component.ComponentBase#execute()
   */
@Override
protected boolean executeAction() {
    Context cx = ContextFactory.getGlobal().enterContext();
    StringBuffer buffer = new StringBuffer();
    @SuppressWarnings("unchecked") Iterator<String> iter = getResourceNames().iterator();
    while (iter.hasNext()) {
        IActionSequenceResource resource = getResource(iter.next().toString());
        // If this is a javascript resource then append it to the script string
        if ("text/javascript".equalsIgnoreCase(resource.getMimeType())) {
            // $NON-NLS-1$
            buffer.append(getResourceAsString(resource));
        }
    }
    List<String> outputNames = new ArrayList<String>();
    JavascriptAction jscriptAction = (JavascriptAction) getActionDefinition();
    IActionOutput[] actionOutputs = jscriptAction.getOutputs();
    if (actionOutputs.length == 1) {
        String outputName = actionOutputs[0].getName();
        outputNames.add(outputName);
    } else {
        if (oldStyleOutputs) {
            int i = 1;
            while (true) {
                if (jscriptAction.getInput("output" + i) != ActionInputConstant.NULL_INPUT) {
                    // $NON-NLS-1$
                    // $NON-NLS-1$
                    outputNames.add(jscriptAction.getInput("output" + i).getStringValue());
                } else {
                    break;
                }
                i++;
            }
        } else {
            for (IActionOutput element : actionOutputs) {
                outputNames.add(element.getName());
            }
        }
    }
    boolean success = false;
    try {
        String script = jscriptAction.getScript().getStringValue();
        if (script == null) {
            // $NON-NLS-1$
            error(Messages.getInstance().getErrorString("JSRULE.ERROR_0001_SCRIPT_NOT_DEFINED", getActionName()));
        } else {
            buffer.append(script);
            script = buffer.toString();
            if (ComponentBase.debug) {
                // $NON-NLS-1$
                debug("script=" + script);
            }
            try {
                ScriptableObject scriptable = new RhinoScriptable();
                // initialize the standard javascript objects
                Scriptable scope = cx.initStandardObjects(scriptable);
                Object resultObject = executeScript(scriptable, scope, script, cx);
                if (oldStyleOutputs) {
                    if (resultObject instanceof org.mozilla.javascript.NativeArray) {
                        // we need to convert this to an ArrayList
                        NativeArray jsArray = (NativeArray) resultObject;
                        int length = (int) jsArray.getLength();
                        for (int i = 0; i < length; i++) {
                            Object value = jsArray.get(i, scriptable);
                            if (i < outputNames.size()) {
                                jscriptAction.getOutput(outputNames.get(i).toString()).setValue(convertWrappedJavaObject(value));
                            } else {
                                break;
                            }
                        }
                    } else {
                        jscriptAction.getOutput(outputNames.get(0).toString()).setValue(convertWrappedJavaObject(resultObject));
                    }
                } else {
                    if ((outputNames.size() == 1) && (resultObject != null)) {
                        jscriptAction.getOutput(outputNames.get(0).toString()).setValue(convertWrappedJavaObject(resultObject));
                    } else {
                        List<String> setOutputs = new ArrayList<String>(outputNames.size());
                        Object[] ids = ScriptableObject.getPropertyIds(scope);
                        for (Object element : ids) {
                            int idx = outputNames.indexOf(element.toString());
                            if (idx >= 0) {
                                jscriptAction.getOutput(outputNames.get(idx).toString()).setValue(convertWrappedJavaObject(ScriptableObject.getProperty(scope, (String) element)));
                                setOutputs.add(outputNames.get(idx));
                            }
                        }
                        // So, set it to null.
                        if (setOutputs.size() != outputNames.size()) {
                            for (int i = 0; i < outputNames.size(); i++) {
                                if (setOutputs.indexOf(outputNames.get(i)) < 0) {
                                    // An output that wasn't set in the
                                    // javascript component
                                    jscriptAction.getOutput(outputNames.get(i).toString()).setValue(null);
                                }
                            }
                        }
                    }
                }
                success = true;
            } catch (Exception e) {
                // $NON-NLS-1$
                error(Messages.getInstance().getErrorString("JSRULE.ERROR_0003_EXECUTION_FAILED"), e);
            }
        }
    } finally {
        Context.exit();
    }
    return success;
}

Example 54 with Context

use of org.mozilla.javascript.Context in project wso2-synapse by wso2.

the class ScriptMediator method invokeScript.

private boolean invokeScript(MessageContext synCtx) {
    boolean returnValue;
    try {
        // if the engine is Rhino then needs to set the class loader specifically
        if (language.equals("js")) {
            Context cx = Context.enter();
            cx.setApplicationClassLoader(this.loader);
        }
        Object returnObject;
        if (key != null) {
            returnObject = mediateWithExternalScript(synCtx);
        } else {
            returnObject = mediateForInlineScript(synCtx);
        }
        returnValue = !(returnObject != null && returnObject instanceof Boolean) || (Boolean) returnObject;
    } catch (ScriptException e) {
        handleException("The script engine returned an error executing the " + (key == null ? "inlined " : "external ") + language + " script" + (key != null ? " : " + key : "") + (function != null ? " function " + function : ""), e, synCtx);
        returnValue = false;
    } catch (NoSuchMethodException e) {
        handleException("The script engine returned a NoSuchMethodException executing the " + "external " + language + " script" + " : " + key + (function != null ? " function " + function : ""), e, synCtx);
        returnValue = false;
    } catch (Exception e) {
        handleException("The script engine returned an Exception executing the " + "external " + language + " script" + " : " + key + (function != null ? " function " + function : ""), e, synCtx);
        returnValue = false;
    } finally {
        if (language.equals("js")) {
            Context.exit();
        }
    }
    return returnValue;
}

Example 55 with Context

use of org.mozilla.javascript.Context in project pentaho-platform by pentaho.

the class ConditionalExecution method shouldExecute.

public boolean shouldExecute(final Map currentInputs, final Log logger) throws Exception {
    boolean shouldExecute = true;
    Context cx = ContextFactory.getGlobal().enterContext();
    try {
        ScriptableObject scriptable = new RhinoScriptable();
        // initialize the standard javascript objects
        Scriptable scope = cx.initStandardObjects(scriptable);
        ScriptableObject.defineClass(scope, JavaScriptResultSet.class);
        Object inputValue;
        IActionParameter inputParameter;
        String inputName;
        Iterator inputs = currentInputs.entrySet().iterator();
        Map.Entry mapEntry;
        while (inputs.hasNext()) {
            mapEntry = (Map.Entry) inputs.next();
            inputName = (String) mapEntry.getKey();
            if (inputName.indexOf('-') >= 0) {
                // $NON-NLS-1$
                logger.info("Ignoring Input: " + inputName);
                continue;
            }
            inputParameter = (IActionParameter) mapEntry.getValue();
            inputValue = inputParameter.getValue();
            Object wrapper;
            if (inputValue instanceof IPentahoResultSet) {
                JavaScriptResultSet results = new JavaScriptResultSet();
                // Required as of Rhino 1.7R1 to resolve caching, base object
                // inheritance and property tree
                results.setPrototype(scriptable);
                results.setResultSet((IPentahoResultSet) inputValue);
                wrapper = Context.javaToJS(inputValue, results);
            } else {
                wrapper = Context.javaToJS(inputValue, scope);
            }
            ScriptableObject.putProperty(scope, inputName, wrapper);
        }
        Object wrappedOut = Context.javaToJS(System.out, scope);
        Object wrappedThis = Context.javaToJS(this, scope);
        // $NON-NLS-1$
        ScriptableObject.putProperty(scope, "out", wrappedOut);
        // $NON-NLS-1$
        ScriptableObject.putProperty(scope, "rule", wrappedThis);
        // evaluate the script
        // $NON-NLS-1$
        Object resultObject = cx.evaluateString(scope, script, "<cmd>", 1, null);
        Object actualObject = null;
        if (resultObject instanceof org.mozilla.javascript.NativeJavaObject) {
            actualObject = ((org.mozilla.javascript.NativeJavaObject) resultObject).unwrap();
        } else {
            actualObject = resultObject;
        }
        if (actualObject instanceof Boolean) {
            return ((Boolean) actualObject).booleanValue();
        } else if (actualObject instanceof String) {
            return ("true".equalsIgnoreCase(actualObject.toString())) || ("yes".equalsIgnoreCase(// $NON-NLS-1$ //$NON-NLS-2$
            actualObject.toString()));
        } else if (actualObject instanceof Number) {
            return ((Number) actualObject).intValue() > 0;
        } else if (actualObject instanceof IPentahoResultSet) {
            return ((IPentahoResultSet) actualObject).getRowCount() > 0;
        }
    // } catch (Exception e) {
    // logger.error("Error executing conditional execution script.", e);
    } finally {
        Context.exit();
    }
    return shouldExecute;
}