Examples with ApplicationException com.netflix.conductor.core.execution.ApplicationException used on opensource projects

Example 6 with ApplicationException

use of com.netflix.conductor.core.execution.ApplicationException in project conductor by Netflix.

the class CassandraExecutionDAO method updateWorkflow.

@Override
public String updateWorkflow(Workflow workflow) {
    try {
        List<Task> tasks = workflow.getTasks();
        workflow.setTasks(new LinkedList<>());
        String payload = toJson(workflow);
        recordCassandraDaoRequests("updateWorkflow", "n/a", workflow.getWorkflowName());
        recordCassandraDaoPayloadSize("updateWorkflow", payload.length(), "n/a", workflow.getWorkflowName());
        session.execute(updateWorkflowStatement.bind(payload, UUID.fromString(workflow.getWorkflowId())));
        workflow.setTasks(tasks);
        return workflow.getWorkflowId();
    } catch (Exception e) {
        Monitors.error(CLASS_NAME, "updateWorkflow");
        String errorMsg = String.format("Failed to update workflow: %s", workflow.getWorkflowId());
        LOGGER.error(errorMsg, e);
        throw new ApplicationException(Code.BACKEND_ERROR, errorMsg);
    }
}

Example 7 with ApplicationException

use of com.netflix.conductor.core.execution.ApplicationException in project conductor by Netflix.

the class CassandraExecutionDAO method updateEventExecution.

@Override
public void updateEventExecution(EventExecution eventExecution) {
    try {
        String jsonPayload = toJson(eventExecution);
        recordCassandraDaoEventRequests("updateEventExecution", eventExecution.getEvent());
        recordCassandraDaoPayloadSize("updateEventExecution", jsonPayload.length(), eventExecution.getEvent(), "n/a");
        session.execute(updateEventExecutionStatement.bind(eventExecutionsTTL, jsonPayload, eventExecution.getMessageId(), eventExecution.getName(), eventExecution.getId()));
    } catch (Exception e) {
        Monitors.error(CLASS_NAME, "updateEventExecution");
        String errorMsg = String.format("Failed to update event execution for event: %s, handler: %s", eventExecution.getEvent(), eventExecution.getName());
        LOGGER.error(errorMsg, e);
        throw new ApplicationException(Code.BACKEND_ERROR, errorMsg);
    }
}

Example 8 with ApplicationException

use of com.netflix.conductor.core.execution.ApplicationException in project conductor by Netflix.

the class CassandraExecutionDAO method getTask.

@Override
public Task getTask(String taskId) {
    try {
        String workflowId = lookupWorkflowIdFromTaskId(taskId);
        if (workflowId == null) {
            return null;
        }
        // TODO: implement for query against multiple shards
        ResultSet resultSet = session.execute(selectTaskStatement.bind(UUID.fromString(workflowId), DEFAULT_SHARD_ID, taskId));
        return Optional.ofNullable(resultSet.one()).map(row -> {
            Task task = readValue(row.getString(PAYLOAD_KEY), Task.class);
            recordCassandraDaoRequests("getTask", task.getTaskType(), task.getWorkflowType());
            recordCassandraDaoPayloadSize("getTask", toJson(task).length(), task.getTaskType(), task.getWorkflowType());
            return task;
        }).orElse(null);
    } catch (ApplicationException ae) {
        throw ae;
    } catch (Exception e) {
        Monitors.error(CLASS_NAME, "getTask");
        String errorMsg = String.format("Error getting task by id: %s", taskId);
        LOGGER.error(errorMsg, e);
        throw new ApplicationException(Code.BACKEND_ERROR, errorMsg);
    }
}

Example 9 with ApplicationException

use of com.netflix.conductor.core.execution.ApplicationException in project conductor by Netflix.

the class CassandraExecutionDAO method createWorkflow.

@Override
public String createWorkflow(Workflow workflow) {
    try {
        List<Task> tasks = workflow.getTasks();
        workflow.setTasks(new LinkedList<>());
        String payload = toJson(workflow);
        recordCassandraDaoRequests("createWorkflow", "n/a", workflow.getWorkflowName());
        recordCassandraDaoPayloadSize("createWorkflow", payload.length(), "n/a", workflow.getWorkflowName());
        session.execute(insertWorkflowStatement.bind(UUID.fromString(workflow.getWorkflowId()), 1, "", payload, 0, 1));
        workflow.setTasks(tasks);
        return workflow.getWorkflowId();
    } catch (Exception e) {
        Monitors.error(CLASS_NAME, "createWorkflow");
        String errorMsg = String.format("Error creating workflow: %s", workflow.getWorkflowId());
        LOGGER.error(errorMsg, e);
        throw new ApplicationException(Code.BACKEND_ERROR, errorMsg, e);
    }
}

Example 10 with ApplicationException

use of com.netflix.conductor.core.execution.ApplicationException in project conductor by Netflix.

the class CassandraExecutionDAO method removeTask.

private boolean removeTask(Task task) {
    // TODO: calculate shard number based on seq and maxTasksPerShard
    try {
        // get total tasks for this workflow
        WorkflowMetadata workflowMetadata = getWorkflowMetadata(task.getWorkflowInstanceId());
        int totalTasks = workflowMetadata.getTotalTasks();
        // remove from task_lookup table
        removeTaskLookup(task);
        recordCassandraDaoRequests("removeTask", task.getTaskType(), task.getWorkflowType());
        // delete task from workflows table and decrement total tasks by 1
        BatchStatement batchStatement = new BatchStatement();
        batchStatement.add(deleteTaskStatement.bind(UUID.fromString(task.getWorkflowInstanceId()), DEFAULT_SHARD_ID, task.getTaskId()));
        batchStatement.add(updateTotalTasksStatement.bind(totalTasks - 1, UUID.fromString(task.getWorkflowInstanceId()), DEFAULT_SHARD_ID));
        ResultSet resultSet = session.execute(batchStatement);
        if (task.getTaskDefinition().isPresent() && task.getTaskDefinition().get().concurrencyLimit() > 0) {
            updateTaskDefLimit(task, true);
        }
        return resultSet.wasApplied();
    } catch (Exception e) {
        Monitors.error(CLASS_NAME, "removeTask");
        String errorMsg = String.format("Failed to remove task: %s", task.getTaskId());
        LOGGER.error(errorMsg, e);
        throw new ApplicationException(Code.BACKEND_ERROR, errorMsg);
    }
}