Examples with Operation org.wso2.ballerinalang.compiler.semantics.model.iterable.Operation used on opensource projects

Example 41 with Operation

use of org.wso2.ballerinalang.compiler.semantics.model.iterable.Operation in project carbon-business-process by wso2.

the class InstanceManagementServiceSkeleton method isOperationIsValidForTheCurrentTenant.

/**
 * Check whether the instance belongs to the current tenant. If not, don't allow any operations.
 *
 * @param iid instance id
 * @throws IllegalAccessException if instance doesn't belong to the current tenant
 * @throws ProcessingException    if there a error getting instance data
 * @throws InstanceManagementException if the processId does not exist
 */
private void isOperationIsValidForTheCurrentTenant(final long iid) throws IllegalAccessException, ProcessingException, InstanceManagementException {
    QName processId = getProcess(iid);
    TenantProcessStoreImpl processStore = getTenantProcessForCurrentSession();
    if (processId != null) {
        if (!processStore.containsProcess(processId)) {
            log.error("Trying to invoke a illegal operation. Instance ID:" + iid);
            throw new IllegalAccessException("Operation is not permitted.");
        }
    } else {
        throw new InstanceManagementException("Process instance for instance ID " + iid + " does not exist");
    }
}

Example 42 with Operation

use of org.wso2.ballerinalang.compiler.semantics.model.iterable.Operation in project carbon-business-process by wso2.

the class TaskOperationsImpl method getCaller.

private String getCaller() {
    // TODO - remove hard coded user name value once moved to task view page.
    String userName = "admin";
    PeopleQueryEvaluator pqe = HumanTaskServiceComponent.getHumanTaskServer().getTaskEngine().getPeopleQueryEvaluator();
    if (StringUtils.isNotEmpty(pqe.getLoggedInUser())) {
        userName = pqe.getLoggedInUser();
    }
    // logged in user.
    if (StringUtils.isEmpty(userName)) {
        throw new HumanTaskRuntimeException("Cannot determine the user name of the user " + "performing the task operation!");
    }
    return userName;
}

Example 43 with Operation

use of org.wso2.ballerinalang.compiler.semantics.model.iterable.Operation in project carbon-business-process by wso2.

the class TaskOperationsImpl method setOutput.

/**
 * Set the data for the part of the task's output message.
 *
 * @param taskIdURI : task identifier
 * @param ncName    : PartName
 * @param o
 * @throws IllegalStateFault
 * @throws IllegalOperationFault
 * @throws IllegalArgumentFault
 * @throws IllegalAccessFault
 */
public void setOutput(URI taskIdURI, NCName ncName, Object o) throws IllegalStateFault, IllegalOperationFault, IllegalArgumentFault, IllegalAccessFault {
    try {
        final Long taskId = validateTaskId(taskIdURI);
        if (ncName != null && o != null) {
            final String outputName = ncName.toString();
            final Element outputData = DOMUtils.stringToDOM((String) o);
            HumanTaskServiceComponent.getHumanTaskServer().getTaskEngine().getScheduler().execTransaction(new Callable<Object>() {

                public Object call() throws Exception {
                    SetOutput setOutputCommand = new SetOutput(getCaller(), taskId, outputName, outputData);
                    setOutputCommand.execute();
                    return null;
                }
            });
        } else {
            log.error("The output data for setOutput operation cannot be empty");
            throw new IllegalArgumentFault("The output data cannot be empty!");
        }
    } catch (Exception ex) {
        handleException(ex);
    }
}

Example 44 with Operation

use of org.wso2.ballerinalang.compiler.semantics.model.iterable.Operation in project carbon-business-process by wso2.

the class TaskOperationsImpl method addAttachment.

/**
 * Add attachment to a task. Returns an identifier for the attachment.
 * @param taskIdentifier : task identifier
 * @param name : attachment name
 * @param accessType : access type
 * @param contentType : content type
 * @param attachment : attachment ID (String)
 * @return
 * @throws IllegalStateFault
 * @throws IllegalOperationFault
 * @throws IllegalArgumentFault
 * @throws IllegalAccessFault
 */
public boolean addAttachment(URI taskIdentifier, String name, String accessType, String contentType, Object attachment) throws IllegalStateFault, IllegalOperationFault, IllegalArgumentFault, IllegalAccessFault {
    final Long taskId = validateTaskId(taskIdentifier);
    final String attachmentID = (String) attachment;
    try {
        Boolean isAdded = HumanTaskServiceComponent.getHumanTaskServer().getTaskEngine().getScheduler().execTransaction(new Callable<Boolean>() {

            public Boolean call() throws Exception {
                HumanTaskEngine engine = HumanTaskServiceComponent.getHumanTaskServer().getTaskEngine();
                HumanTaskDAOConnection daoConn = engine.getDaoConnectionFactory().getConnection();
                TaskDAO taskDAO = daoConn.getTask(taskId);
                validateTaskTenant(taskDAO);
                try {
                    boolean isAdded = taskDAO.addAttachment(TransformerUtils.generateAttachmentDAOFromID(taskDAO, attachmentID));
                    if (!isAdded) {
                        throw new HumanTaskException("Attachment with id: " + attachmentID + "was not associated " + "task with id:" + taskId);
                    }
                    return isAdded;
                } catch (HumanTaskException ex) {
                    String errMsg = "getAttachmentInfos operation failed. Reason: ";
                    log.error(errMsg + ex.getLocalizedMessage(), ex);
                    throw ex;
                }
            }
        });
        return isAdded;
    } catch (Exception ex) {
        handleException(ex);
    }
    return false;
}

Example 45 with Operation

use of org.wso2.ballerinalang.compiler.semantics.model.iterable.Operation in project carbon-business-process by wso2.

the class TaskOperationsImpl method authoriseToLoadTask.

/**
 * Throws an exception if the current user is not allowed to perform loadTask() operation
 * @param taskId
 */
private void authoriseToLoadTask(TaskDAO task) throws Exception {
    List<GenericHumanRoleDAO.GenericHumanRoleType> allowedRoles = new ArrayList<GenericHumanRoleDAO.GenericHumanRoleType>();
    allowedRoles.add(GenericHumanRoleDAO.GenericHumanRoleType.ACTUAL_OWNER);
    allowedRoles.add(GenericHumanRoleDAO.GenericHumanRoleType.BUSINESS_ADMINISTRATORS);
    allowedRoles.add(GenericHumanRoleDAO.GenericHumanRoleType.NOTIFICATION_RECIPIENTS);
    allowedRoles.add(GenericHumanRoleDAO.GenericHumanRoleType.POTENTIAL_OWNERS);
    allowedRoles.add(GenericHumanRoleDAO.GenericHumanRoleType.STAKEHOLDERS);
    allowedRoles.add(GenericHumanRoleDAO.GenericHumanRoleType.TASK_INITIATOR);
    HumanTaskEngine taskEngine = HumanTaskServiceComponent.getHumanTaskServer().getTaskEngine();
    PeopleQueryEvaluator pqe = taskEngine.getPeopleQueryEvaluator();
    OrganizationalEntityDAO invoker = taskEngine.getScheduler().execTransaction(new Callable<OrganizationalEntityDAO>() {

        @Override
        public OrganizationalEntityDAO call() throws Exception {
            return HumanTaskServiceComponent.getHumanTaskServer().getDaoConnectionFactory().getConnection().createNewOrgEntityObject(getCaller(), OrganizationalEntityDAO.OrganizationalEntityType.USER);
        }
    });
    if (!OperationAuthorizationUtil.authoriseUser(task, invoker, allowedRoles, pqe)) {
        String errorMsg = String.format("The user[%s] cannot perform loadTask()" + " operation as either he is in EXCLUDED_OWNERS role or he is not in task roles [%s]", invoker.getName(), allowedRoles);
        log.error(errorMsg);
        throw new HumanTaskIllegalAccessException("Access Denied. You are not authorized to perform this task");
    }
}