Examples with CommandChecker org.camunda.bpm.engine.impl.cfg.CommandChecker used on opensource projects

Example 1 with CommandChecker

use of org.camunda.bpm.engine.impl.cfg.CommandChecker in project camunda-bpm-platform by camunda.

the class ResolveIncidentCmd method execute.

@Override
public Void execute(CommandContext commandContext) {
    final Incident incident = commandContext.getIncidentManager().findIncidentById(incidentId);
    EnsureUtil.ensureNotNull(NotFoundException.class, "Cannot find an incident with id '" + incidentId + "'", "incident", incident);
    if (incident.getIncidentType().equals("failedJob") || incident.getIncidentType().equals("failedExternalTask")) {
        throw new BadUserRequestException("Cannot resolve an incident of type " + incident.getIncidentType());
    }
    EnsureUtil.ensureNotNull(BadUserRequestException.class, "", "executionId", incident.getExecutionId());
    ExecutionEntity execution = commandContext.getExecutionManager().findExecutionById(incident.getExecutionId());
    EnsureUtil.ensureNotNull(BadUserRequestException.class, "Cannot find an execution for an incident with id '" + incidentId + "'", "execution", execution);
    for (CommandChecker checker : commandContext.getProcessEngineConfiguration().getCommandCheckers()) {
        checker.checkUpdateProcessInstance(execution);
    }
    execution.resolveIncident(incidentId);
    return null;
}

Example 2 with CommandChecker

use of org.camunda.bpm.engine.impl.cfg.CommandChecker in project camunda-bpm-platform by camunda.

the class GetDeploymentProcessDiagramCmd method execute.

public InputStream execute(final CommandContext commandContext) {
    ProcessDefinitionEntity processDefinition = Context.getProcessEngineConfiguration().getDeploymentCache().findDeployedProcessDefinitionById(processDefinitionId);
    for (CommandChecker checker : commandContext.getProcessEngineConfiguration().getCommandCheckers()) {
        checker.checkReadProcessDefinition(processDefinition);
    }
    final String deploymentId = processDefinition.getDeploymentId();
    final String resourceName = processDefinition.getDiagramResourceName();
    if (resourceName == null) {
        return null;
    } else {
        InputStream processDiagramStream = commandContext.runWithoutAuthorization(new Callable<InputStream>() {

            public InputStream call() throws Exception {
                return new GetDeploymentResourceCmd(deploymentId, resourceName).execute(commandContext);
            }
        });
        return processDiagramStream;
    }
}

Example 3 with CommandChecker

use of org.camunda.bpm.engine.impl.cfg.CommandChecker in project camunda-bpm-platform by camunda.

the class GetRenderedTaskFormCmd method execute.

public Object execute(CommandContext commandContext) {
    TaskManager taskManager = commandContext.getTaskManager();
    TaskEntity task = taskManager.findTaskById(taskId);
    ensureNotNull("Task '" + taskId + "' not found", "task", task);
    for (CommandChecker checker : commandContext.getProcessEngineConfiguration().getCommandCheckers()) {
        checker.checkReadTask(task);
    }
    ensureNotNull("Task form definition for '" + taskId + "' not found", "task.getTaskDefinition()", task.getTaskDefinition());
    TaskFormHandler taskFormHandler = task.getTaskDefinition().getTaskFormHandler();
    if (taskFormHandler == null) {
        return null;
    }
    FormEngine formEngine = Context.getProcessEngineConfiguration().getFormEngines().get(formEngineName);
    ensureNotNull("No formEngine '" + formEngineName + "' defined process engine configuration", "formEngine", formEngine);
    TaskFormData taskForm = taskFormHandler.createTaskForm(task);
    return formEngine.renderTaskForm(taskForm);
}

Example 4 with CommandChecker

use of org.camunda.bpm.engine.impl.cfg.CommandChecker in project camunda-bpm-platform by camunda.

the class MessageEventReceivedCmd method execute.

@Override
public Void execute(CommandContext commandContext) {
    ensureNotNull("executionId", executionId);
    EventSubscriptionManager eventSubscriptionManager = commandContext.getEventSubscriptionManager();
    List<EventSubscriptionEntity> eventSubscriptions = null;
    if (messageName != null) {
        eventSubscriptions = eventSubscriptionManager.findEventSubscriptionsByNameAndExecution(EventType.MESSAGE.name(), messageName, executionId, exclusive);
    } else {
        eventSubscriptions = eventSubscriptionManager.findEventSubscriptionsByExecutionAndType(executionId, EventType.MESSAGE.name(), exclusive);
    }
    ensureNotEmpty("Execution with id '" + executionId + "' does not have a subscription to a message event with name '" + messageName + "'", "eventSubscriptions", eventSubscriptions);
    ensureNumberOfElements("More than one matching message subscription found for execution " + executionId, "eventSubscriptions", eventSubscriptions, 1);
    // there can be only one:
    EventSubscriptionEntity eventSubscriptionEntity = eventSubscriptions.get(0);
    // check authorization
    String processInstanceId = eventSubscriptionEntity.getProcessInstanceId();
    for (CommandChecker checker : commandContext.getProcessEngineConfiguration().getCommandCheckers()) {
        checker.checkUpdateProcessInstanceById(processInstanceId);
    }
    eventSubscriptionEntity.eventReceived(processVariables, false);
    return null;
}

Example 5 with CommandChecker

use of org.camunda.bpm.engine.impl.cfg.CommandChecker in project camunda-bpm-platform by camunda.

the class DeleteDeploymentCmd method execute.

public Void execute(final CommandContext commandContext) {
    ensureNotNull("deploymentId", deploymentId);
    for (CommandChecker checker : commandContext.getProcessEngineConfiguration().getCommandCheckers()) {
        checker.checkDeleteDeployment(deploymentId);
    }
    UserOperationLogManager logManager = commandContext.getOperationLogManager();
    List<PropertyChange> propertyChanges = Arrays.asList(new PropertyChange("cascade", null, cascade));
    logManager.logDeploymentOperation(UserOperationLogEntry.OPERATION_TYPE_DELETE, deploymentId, propertyChanges);
    commandContext.getDeploymentManager().deleteDeployment(deploymentId, cascade, skipCustomListeners, skipIoMappings);
    ProcessApplicationReference processApplicationReference = Context.getProcessEngineConfiguration().getProcessApplicationManager().getProcessApplicationForDeployment(deploymentId);
    DeleteDeploymentFailListener listener = new DeleteDeploymentFailListener(deploymentId, processApplicationReference, Context.getProcessEngineConfiguration().getCommandExecutorTxRequiresNew());
    try {
        commandContext.runWithoutAuthorization(new Callable<Void>() {

            public Void call() throws Exception {
                new UnregisterProcessApplicationCmd(deploymentId, false).execute(commandContext);
                new UnregisterDeploymentCmd(Collections.singleton(deploymentId)).execute(commandContext);
                return null;
            }
        });
    } finally {
        try {
            commandContext.getTransactionContext().addTransactionListener(TransactionState.ROLLED_BACK, listener);
        } catch (Exception e) {
            TX_LOG.debugTransactionOperation("Could not register transaction synchronization. Probably the TX has already been rolled back by application code.");
            listener.execute(commandContext);
        }
    }
    return null;
}