Package org.wso2.carbon.dataservices.core.engine

Examples of org.wso2.carbon.dataservices.core.engine.OutputElementGroup

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* TODO: class description
*/
public final class Util {

    public static void checkAccess(String ownerTenantDomain, int ownerTenantId) {
        CarbonContext carbonContext = getCarbonContext();
        String callerTenantDomain = carbonContext.getTenantDomain();
        if (callerTenantDomain == null) {
            throw new IllegalStateException("Caller tenant domain cannot be null");
        }
        int callerTenantId = carbonContext.getTenantId();
        if (callerTenantId == MultitenantConstants.INVALID_TENANT_ID) {
            throw new IllegalStateException("Caller Tenant ID cannot be " + MultitenantConstants.INVALID_TENANT_ID);
        }

        if (callerTenantDomain.equals(MultitenantConstants.SUPER_TENANT_DOMAIN_NAME) &&
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            PrivilegedCarbonContext.endTenantFlow();
        }
    }

    private void setTenantCredentialsInCarbonContext() {
        PrivilegedCarbonContext cc = PrivilegedCarbonContext.getThreadLocalCarbonContext();
        cc.setTenantId(ownerTenantId);
        cc.setTenantDomain(ownerTenantDomain);
    }
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    // row name is equal to table Name
    String rowElementName = tableName + DBConstants.DataServiceGenerator.ROW_ELEMENT_NAME_SUFFIX;
    Result result = new Result(rowElementName, tableName, null,
        null, ResultTypes.XML);
    ResultSet columnNames = metaData.getColumns(dbName, schema, tableName, null);
    OutputElementGroup defGroup = new OutputElementGroup(null, null, null);
    while (columnNames.next()) {
      String columnName = columnNames.getString(DBConstants.DataServiceGenerator.COLUMN_NAME);
      int typeInt = columnNames.getInt("DATA_TYPE");
      if ((-1 == typeInt) || (-16 == typeInt) || (-15 == typeInt)
          || (2009 == typeInt)) {
        typeInt = 1;
      }
      String type = DSSqlTypes.getQNameType(typeInt);
      QName qName = QueryFactory.getXsdTypeQName(type);
      Set<String> requiredRoles = new HashSet<String>();// empty set
      StaticOutputElement outputElement = new StaticOutputElement(
          dataServiceObject, columnName, columnName, columnName,
          DBConstants.DataServiceGenerator.COLUMN, DBConstants.DataServiceGenerator.ELEMENT,
          null, qName, requiredRoles, 0, 0, null,
          ParamValue.PARAM_VALUE_SCALAR);
      defGroup.addAttributeEntry(outputElement);
    }
    result.setDefaultElementGroup(defGroup);
    return result;
  }
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    } else {
      dataFieldsType = wrapperSchemaComplexType;
    }
   
    Result result = new Result(elementName, rowName, namespace, null, DBConstants.ResultTypes.XML);
    OutputElementGroup defGroup = new OutputElementGroup(null, null, null);
   
    XmlSchemaObjectCollection dataSchemaObjects = getSchemaObjectsFromComplexType(dataFieldsType);
   
    int count = dataSchemaObjects.getCount();   
    XmlSchemaObject sequenceDataObject;
    XmlSchemaElement sequenceDataElement;
    XmlSchemaAttribute sequenceDataAttr;
    for (int i = 0; i < count; i++) {
      sequenceDataObject = dataSchemaObjects.getItem(i);
      if (sequenceDataObject instanceof XmlSchemaElement) {
        sequenceDataElement = (XmlSchemaElement) sequenceDataObject;
        if (!(sequenceDataElement.getSchemaType() instanceof XmlSchemaSimpleType)) {
          throw new DataServiceFault(
              "Xmlschema sequence's data fields at the out message of the operation '"
                  + axisOperation.getName() +
                  "' should only contain xml elements with simple types");
        }
        defGroup.addElementEntry(new StaticOutputElement(dataService,
            sequenceDataElement.getName(), sequenceDataElement
                .getName(), sequenceDataElement.getName(),
            DBConstants.DBSFields.COLUMN,
            DBConstants.DBSFields.ELEMENT, namespace,
            sequenceDataElement.getSchemaTypeName(),
            new HashSet<String>(), DBConstants.DataCategory.VALUE,
            DBConstants.ResultTypes.XML, null, ParamValue.PARAM_VALUE_SCALAR));
      } else if (sequenceDataObject instanceof XmlSchemaAttribute) {
        sequenceDataAttr = (XmlSchemaAttribute) sequenceDataObject;
        defGroup.addElementEntry(new StaticOutputElement(dataService,
            sequenceDataAttr.getName(), sequenceDataAttr
                .getName(), sequenceDataAttr.getName(),
            DBConstants.DBSFields.COLUMN,
            DBConstants.DBSFields.ATTRIBUTE, namespace,
            sequenceDataAttr.getSchemaTypeName(),
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    }
        XSLTTransformer transformer = result.getXsltTransformer();
        if (transformer != null) {
            resEl.addAttribute(DBSFields.XSLT_PATH, transformer.getXsltPath(), null);
        }
        OutputElementGroup defGroup = result.getDefaultElementGroup();
    /* first add attributes */
    for (StaticOutputElement soe : defGroup.getAttributeEntries()) {
      serializeStaticOutputElement(soe, resEl, fac);
    }
    /* add elements, elements are iterated this manner is to retain
     * the order of elements and call queries */
    for (OutputElement oe : defGroup.getAllElements()) {
      /* normal elements */
      if (oe instanceof StaticOutputElement) {
          serializeStaticOutputElement((StaticOutputElement) oe, resEl, fac);
      } else if (oe instanceof CallQueryGroup) { /* call queries */
        serializeCallQueryGroup((CallQueryGroup) oe, resEl, fac);
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        }

        public void run() {
            try {
                MessageContext msgCtx = ((Axis2MessageContext) synCtx).getAxis2MessageContext();
                Event<MessageContext> event = new Event(msgCtx);
                subscriptions = subscriptionManager.getMatchingSubscriptions(event);
            } catch (EventException e) {
                handleException("Matching subscriptions fetching error", e);
            }
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     * @throws EventException event
     */
    private void processGetStatusRequest(MessageContext mc,
                                         ResponseMessageBuilder messageBuilder)
            throws AxisFault, EventException {
        Subscription subscription =
                SubscriptionMessageBuilder.createGetStatusMessage(mc);
        if (log.isDebugEnabled()) {
            log.debug("GetStatus request recived for SynapseSubscription ID : " +
                    subscription.getId());
        }
        subscription = subscriptionManager.getSubscription(subscription.getId());
        if (subscription != null) {
            if (log.isDebugEnabled()) {
                log.debug("Sending GetStatus responce for SynapseSubscription ID : " +
                        subscription.getId());
            }
            //send the responce
            SOAPEnvelope soapEnvelope = messageBuilder.genGetStatusResponse(subscription);
            dispatchResponse(soapEnvelope, EventingConstants.WSE_GET_STATUS_RESPONSE,
                    mc, false);
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            // Adding static subscriptions
            List<Subscription> staticSubscriptionList =
                    eventSource.getSubscriptionManager().getStaticSubscriptions();
            for (Iterator<Subscription> iterator = staticSubscriptionList.iterator();
                 iterator.hasNext();) {
                Subscription staticSubscription = iterator.next();
                OMElement staticSubElem =
                        fac.createOMElement("subscription", XMLConfigConstants.SYNAPSE_OMNAMESPACE);
                staticSubElem.addAttribute(
                        fac.createOMAttribute("id", nullNS, staticSubscription.getId()));
                OMElement filterElem =
                        fac.createOMElement("filter", XMLConfigConstants.SYNAPSE_OMNAMESPACE);
                filterElem.addAttribute(fac.createOMAttribute("source", nullNS,
                        (String) staticSubscription.getFilterValue()));
                filterElem.addAttribute(fac.createOMAttribute("dialect", nullNS,
                        (String) staticSubscription.getFilterDialect()));
                staticSubElem.addChild(filterElem);
                OMElement endpointElem =
                        fac.createOMElement("endpoint", XMLConfigConstants.SYNAPSE_OMNAMESPACE);
                OMElement addressElem =
                        fac.createOMElement("address", XMLConfigConstants.SYNAPSE_OMNAMESPACE);
                addressElem.addAttribute(
                        fac.createOMAttribute("uri", nullNS, staticSubscription.getEndpointUrl()));
                endpointElem.addChild(addressElem);
                staticSubElem.addChild(endpointElem);
                if (staticSubscription.getExpires() != null) {
                    OMElement expiresElem =
                            fac.createOMElement("expires", XMLConfigConstants.SYNAPSE_OMNAMESPACE);
                    fac.createOMText(expiresElem,
                            ConverterUtil.convertToString(staticSubscription.getExpires()));
                    staticSubElem.addChild(expiresElem);
                }
                evenSourceElem.addChild(staticSubElem);
            }
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    public SynapseSubscription() {
        this.setId(UIDGenerator.generateURNString());
        this.setDeliveryMode(EventingConstants.WSE_DEFAULT_DELIVERY_MODE);
        SubscriptionData subscriptionData = new SubscriptionData();
        subscriptionData.setProperty(SynapseEventingConstants.STATIC_ENTRY, "false");
        this.setSubscriptionData(subscriptionData);
    }
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                    .getAttribute(new QName(XMLConfigConstants.NULL_NAMESPACE, "class"));
            if (clazz != null) {
                String className = clazz.getAttributeValue();
                try {
                    Class subscriptionManagerClass = Class.forName(className);
                    SubscriptionManager manager =
                            (SubscriptionManager) subscriptionManagerClass.newInstance();
                    Iterator itr = subscriptionManagerElem.getChildrenWithName(PROPERTIES_QNAME);
                    while (itr.hasNext()) {
                        OMElement propElem = (OMElement) itr.next();
                        String propName =
                                propElem.getAttribute(new QName("name")).getAttributeValue();
                        String propValue =
                                propElem.getAttribute(new QName("value")).getAttributeValue();
                        if (propName != null && !"".equals(propName.trim()) &&
                                propValue != null && !"".equals(propValue.trim())) {

                            propName = propName.trim();
                            propValue = propValue.trim();

                            PasswordManager passwordManager =
                                    PasswordManager.getInstance();
                            String key = eventSource.getName() + "." + propName;

                            if (passwordManager.isInitialized()
                                    && passwordManager.isTokenProtected(key)) {
                                eventSource.putConfigurationProperty(propName, propValue);
                                propValue = passwordManager.resolve(propValue);
                            }

                            manager.addProperty(propName, propValue);
                        }
                    }
                    eventSource.setSubscriptionManager(manager);
                    eventSource.getSubscriptionManager()
                            .init(); // Initialise before doing further processing, required for static subscriptions
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