Examples with Element org.wso2.siddhi.query.api.annotation.Element used on opensource projects

Example 86 with Element

use of org.wso2.siddhi.query.api.annotation.Element in project carbon-business-process by wso2.

the class LiteralBasedOrgEntityProvider method getOrganizationalEntities.

public List<OrganizationalEntityDAO> getOrganizationalEntities(PeopleQueryEvaluator peopleQueryEvaluator, TFrom tFrom, EvaluationContext evaluationContext) {
    TLiteral literal = tFrom.getLiteral();
    List<OrganizationalEntityDAO> orgEntityList = new ArrayList<OrganizationalEntityDAO>();
    Element domNode = (Element) literal.getDomNode();
    if (domNode != null) {
        NodeList orgEntityNodes = domNode.getElementsByTagNameNS(HumanTaskConstants.organizationalEntityQname.getNamespaceURI(), HumanTaskConstants.organizationalEntityQname.getLocalPart());
        // There should be only one organizational Entity
        if (orgEntityNodes.getLength() == 1) {
            Node orgEntityNode = orgEntityNodes.item(0);
            addOrgEntitiesForOrganizationEntityNode(orgEntityNode, peopleQueryEvaluator, orgEntityList);
        } else {
            NodeList elements = domNode.getElementsByTagNameNS(HumanTaskConstants.userQname.getNamespaceURI(), HumanTaskConstants.userQname.getLocalPart());
            if (elements.getLength() == 1) {
                // There should only be one user element
                CommonTaskUtil.addOrgEntityForUserNode(elements.item(0), peopleQueryEvaluator, orgEntityList);
            }
        }
    }
    return orgEntityList;
}

Example 87 with Element

use of org.wso2.siddhi.query.api.annotation.Element in project carbon-business-process by wso2.

the class HTRenderingApiImpl method setTaskOutput.

public SetTaskOutputResponse setTaskOutput(URI taskIdentifier, SetOutputValuesType values) throws SetTaskOutputFaultException {
    // Retrieve task information
    TaskDAO htTaskDAO;
    try {
        htTaskDAO = getTaskDAO(taskIdentifier);
    } catch (Exception e) {
        log.error("Error occurred while retrieving task data", e);
        throw new SetTaskOutputFaultException(e);
    }
    QName taskName = QName.valueOf(htTaskDAO.getName());
    // Check hash map for output message template
    Element outputMsgTemplate = outputTemplates.get(taskName);
    if (outputMsgTemplate == null) {
        try {
            // generate output message template
            int tenantID = CarbonContext.getThreadLocalCarbonContext().getTenantId();
            HumanTaskBaseConfiguration htConf = HumanTaskServiceComponent.getHumanTaskServer().getTaskStoreManager().getHumanTaskStore(tenantID).getTaskConfiguration(taskName);
            TaskConfiguration taskConf = (TaskConfiguration) htConf;
            // retrieve response binding
            Service callbackService = (Service) taskConf.getResponseWSDL().getServices().get(taskConf.getCallbackServiceName());
            Port callbackPort = (Port) callbackService.getPorts().get(taskConf.getCallbackPortName());
            String callbackBinding = callbackPort.getBinding().getQName().getLocalPart();
            outputMsgTemplate = createSoapTemplate(taskConf.getResponseWSDL().getDocumentBaseURI(), taskConf.getResponsePortType().getLocalPart(), taskConf.getResponseOperation(), callbackBinding);
        } catch (Exception e) {
            log.error("Error occurred while output message template generation", e);
            throw new SetTaskOutputFaultException("Unable to generate output message", e);
        }
        // add to the template HashMap
        if (outputMsgTemplate != null) {
            outputTemplates.put(taskName, outputMsgTemplate);
        } else {
            log.error("Unable to create output message template");
            throw new SetTaskOutputFaultException("Unable to generate output message");
        }
    }
    // update template with new values
    try {
        // TODO improve this section with caching
        QName renderingType = new QName(htRenderingNS, "output", "wso2");
        String outputRenderings = (String) taskOps.getRendering(taskIdentifier, renderingType);
        SetOutputvalueType[] valueSet = values.getValue();
        if (outputRenderings != null && valueSet.length > 0) {
            Element outputRenderingsElement = DOMUtils.stringToDOM(outputRenderings);
            // update elements in the template to create output xml
            for (int i = 0; i < valueSet.length; i++) {
                Element outElement = getOutputElementById(valueSet[i].getId(), outputRenderingsElement);
                if (outElement != null) {
                    outputMsgTemplate = updateXmlByXpath(outputMsgTemplate, outElement.getElementsByTagNameNS(htRenderingNS, "xpath").item(0).getTextContent(), valueSet[i].getString(), outputRenderingsElement.getOwnerDocument());
                }
            }
        } else {
            log.error("Retrieving output renderings failed");
            throw new SetTaskOutputFaultException("Retrieving output renderings failed");
        }
        // TODO what is this NCName?
        taskOps.setOutput(taskIdentifier, new NCName("message"), DOMUtils.domToString(outputMsgTemplate));
    } catch (IllegalArgumentFault illegalArgumentFault) {
        // Error occurred while retrieving HT renderings and set output message
        throw new SetTaskOutputFaultException(illegalArgumentFault);
    } catch (SAXException e) {
        log.error("Error occured while parsing output renderings", e);
        throw new SetTaskOutputFaultException("Response message generation failed");
    } catch (XPathExpressionException e) {
        // Error occured while updating elements in the template to create output xml
        log.error("XPath evaluation failed", e);
        throw new SetTaskOutputFaultException("Internal Error Occurred");
    } catch (Exception e) {
        // Error occurred while updating template with new values
        log.error("Error occurred while updating template with new values", e);
        throw new SetTaskOutputFaultException("Internal Error Occurred");
    }
    SetTaskOutputResponse response = new SetTaskOutputResponse();
    response.setSuccess(true);
    return response;
}

Example 88 with Element

use of org.wso2.siddhi.query.api.annotation.Element in project carbon-business-process by wso2.

the class HTRenderingApiImpl method getRenderingInputElements.

/**
 * @param taskIdentifier : interested task identifier
 * @return set of input renderings wrapped within InputType
 * @throws IllegalArgumentFault : error occured while retrieving renderings from task definition
 * @throws IOException          If an error occurred while reading from the input source
 * @throws SAXException         If the content in the input source is invalid
 */
private InputType getRenderingInputElements(URI taskIdentifier) throws IllegalArgumentFault, IOException, SAXException, IllegalOperationFault, IllegalAccessFault, IllegalStateFault, XPathExpressionException {
    // TODO Chaching : check cache against task id for input renderings
    QName renderingType = new QName(htRenderingNS, "input", "wso2");
    String inputRenderings = (String) taskOps.getRendering(taskIdentifier, renderingType);
    // Create input element
    InputType renderingInputs = null;
    // check availability of input renderings
    if (inputRenderings != null && inputRenderings.length() > 0) {
        // parse input renderings
        Element inputRenderingsElement = DOMUtils.stringToDOM(inputRenderings);
        // retrieve input elements
        NodeList inputElementList = inputRenderingsElement.getElementsByTagNameNS(htRenderingNS, "element");
        Element taskInputMsgElement = DOMUtils.stringToDOM((String) taskOps.getInput(taskIdentifier, null));
        if (inputElementList != null && inputElementList.getLength() > 0) {
            // hold number of input element
            int inputElementNum = inputElementList.getLength();
            InputElementType[] inputElements = new InputElementType[inputElementNum];
            for (int i = 0; i < inputElementNum; i++) {
                Element tempElement = (Element) inputElementList.item(i);
                String label = tempElement.getElementsByTagNameNS(htRenderingNS, "label").item(0).getTextContent();
                String value = tempElement.getElementsByTagNameNS(htRenderingNS, "value").item(0).getTextContent();
                // if the value starts with '/' then considered as an xpath and evaluate over received Input Message
                if (value.startsWith("/") && taskInputMsgElement != null) {
                    // value represents xpath. evaluate against the input message
                    String xpathValue = evaluateXPath(value, taskInputMsgElement, inputRenderingsElement.getOwnerDocument());
                    if (xpathValue != null) {
                        value = xpathValue;
                    }
                }
                inputElements[i] = new InputElementType();
                inputElements[i].setLabel(label);
                inputElements[i].setValue(value);
            }
            renderingInputs = new InputType();
            renderingInputs.setElement(inputElements);
        // TODO cache renderingInputs against task instance id
        }
    }
    return renderingInputs;
}

Example 89 with Element

use of org.wso2.siddhi.query.api.annotation.Element in project carbon-business-process by wso2.

the class HumanTaskServerConfiguration method getAuthenticationConfig.

private void getAuthenticationConfig(File file, TRegServiceAuth authentication) {
    // Since secretResolver only accept Element we have to build Element here.
    SecretResolver secretResolver = null;
    InputStream in = null;
    try {
        in = new FileInputStream(file);
        StAXOMBuilder builder = new StAXOMBuilder(in);
        secretResolver = SecretResolverFactory.create(builder.getDocumentElement(), true);
    } catch (Exception e) {
        log.warn("Error occurred while retrieving secured TaskEngineProtocolHandler configuration.", e);
    } finally {
        try {
            if (in != null) {
                in.close();
            }
        } catch (IOException e) {
            log.error(e.getLocalizedMessage(), e);
        }
    }
    // Get Username
    if (secretResolver != null && secretResolver.isInitialized() && secretResolver.isTokenProtected(HumanTaskConstants.B4P_REGISTRATIONS_USERNAME_ALIAS)) {
        this.registrationServiceAuthUsername = secretResolver.resolve(HumanTaskConstants.B4P_REGISTRATIONS_USERNAME_ALIAS);
        if (log.isDebugEnabled()) {
            log.debug("Loaded Registration service admin username from secure vault");
        }
    } else {
        if (authentication.getUsername() != null) {
            this.registrationServiceAuthUsername = authentication.getUsername();
        }
    }
    // Get Password
    if (secretResolver != null && secretResolver.isInitialized() && secretResolver.isTokenProtected(HumanTaskConstants.B4P_REGISTRATIONS_PASSWORD_ALIAS)) {
        this.registrationServiceAuthPassword = secretResolver.resolve(HumanTaskConstants.B4P_REGISTRATIONS_PASSWORD_ALIAS);
        if (log.isDebugEnabled()) {
            log.debug("Loaded  Registration service admin password from secure vault");
        }
    } else {
        if (authentication.getPassword() != null) {
            this.registrationServiceAuthPassword = authentication.getPassword();
        }
    }
}

Example 90 with Element

use of org.wso2.siddhi.query.api.annotation.Element in project carbon-business-process by wso2.

the class GetInput method execute.

@Override
public void execute() {
    authorise();
    TaskDAO task = getTask();
    checkPreConditions();
    checkState();
    if (StringUtils.isNotEmpty(partName)) {
        inputElement = CommonTaskUtil.getMessagePart(task.getInputMessage(), partName);
    } else {
        inputElement = (Element) task.getInputMessage().getBodyData().getFirstChild().getFirstChild();
    }
    checkPostConditions();
}