Examples with RestResponseFactory org.wso2.carbon.bpmn.rest.common.RestResponseFactory used on opensource projects

Example 81 with RestResponseFactory

use of org.wso2.carbon.bpmn.rest.common.RestResponseFactory in project carbon-business-process by wso2.

the class WorkflowTaskService method createAttachmentForBinary.

@POST
@Path("/{taskId}/attachments")
@Produces({ MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML })
@Consumes(MediaType.MULTIPART_FORM_DATA)
public Response createAttachmentForBinary(@PathParam("taskId") String taskId, MultipartBody multipartBody, @Context HttpServletRequest httpServletRequest) {
    boolean debugEnabled = log.isDebugEnabled();
    List<org.apache.cxf.jaxrs.ext.multipart.Attachment> attachments = multipartBody.getAllAttachments();
    int attachmentSize = attachments.size();
    if (attachmentSize <= 0) {
        throw new ActivitiIllegalArgumentException("No Attachments found with the request body");
    }
    AttachmentDataHolder attachmentDataHolder = new AttachmentDataHolder();
    for (int i = 0; i < attachmentSize; i++) {
        org.apache.cxf.jaxrs.ext.multipart.Attachment attachment = attachments.get(i);
        String contentDispositionHeaderValue = attachment.getHeader("Content-Disposition");
        String contentType = attachment.getHeader("Content-Type");
        if (debugEnabled) {
            log.debug("Going to iterate:" + i);
            log.debug("contentDisposition:" + contentDispositionHeaderValue);
        }
        if (contentDispositionHeaderValue != null) {
            contentDispositionHeaderValue = contentDispositionHeaderValue.trim();
            Map<String, String> contentDispositionHeaderValueMap = Utils.processContentDispositionHeader(contentDispositionHeaderValue);
            String dispositionName = contentDispositionHeaderValueMap.get("name");
            DataHandler dataHandler = attachment.getDataHandler();
            OutputStream outputStream = null;
            if ("name".equals(dispositionName)) {
                try {
                    outputStream = Utils.getAttachmentStream(dataHandler.getInputStream());
                } catch (IOException e) {
                    throw new ActivitiIllegalArgumentException("Attachment Name Reading error occured", e);
                }
                if (outputStream != null) {
                    String fileName = outputStream.toString();
                    attachmentDataHolder.setName(fileName);
                }
            } else if ("type".equals(dispositionName)) {
                try {
                    outputStream = Utils.getAttachmentStream(dataHandler.getInputStream());
                } catch (IOException e) {
                    throw new ActivitiIllegalArgumentException("Attachment Type Reading error occured", e);
                }
                if (outputStream != null) {
                    String typeName = outputStream.toString();
                    attachmentDataHolder.setType(typeName);
                }
            } else if ("description".equals(dispositionName)) {
                try {
                    outputStream = Utils.getAttachmentStream(dataHandler.getInputStream());
                } catch (IOException e) {
                    throw new ActivitiIllegalArgumentException("Attachment Description Reading error occured", e);
                }
                if (outputStream != null) {
                    String description = outputStream.toString();
                    attachmentDataHolder.setDescription(description);
                }
            }
            if (contentType != null) {
                if ("file".equals(dispositionName)) {
                    InputStream inputStream = null;
                    try {
                        inputStream = dataHandler.getInputStream();
                    } catch (IOException e) {
                        throw new ActivitiIllegalArgumentException("Error Occured During processing empty body.", e);
                    }
                    if (inputStream != null) {
                        attachmentDataHolder.setContentType(contentType);
                        byte[] attachmentArray = new byte[0];
                        try {
                            attachmentArray = IOUtils.toByteArray(inputStream);
                        } catch (IOException e) {
                            throw new ActivitiIllegalArgumentException("Processing Attachment Body Failed.", e);
                        }
                        attachmentDataHolder.setAttachmentArray(attachmentArray);
                    }
                }
            }
        }
    }
    attachmentDataHolder.printDebug();
    if (attachmentDataHolder.getName() == null) {
        throw new ActivitiIllegalArgumentException("Attachment name is required.");
    }
    if (attachmentDataHolder.getAttachmentArray() == null) {
        throw new ActivitiIllegalArgumentException("Empty attachment body was found in request body after " + "decoding the request" + ".");
    }
    TaskService taskService = BPMNOSGIService.getTaskService();
    Task task = getTaskFromRequest(taskId);
    Response.ResponseBuilder responseBuilder = Response.ok();
    AttachmentResponse result = null;
    try {
        InputStream inputStream = new ByteArrayInputStream(attachmentDataHolder.getAttachmentArray());
        Attachment createdAttachment = taskService.createAttachment(attachmentDataHolder.getContentType(), task.getId(), task.getProcessInstanceId(), attachmentDataHolder.getName(), attachmentDataHolder.getDescription(), inputStream);
        responseBuilder.status(Response.Status.CREATED);
        result = new RestResponseFactory().createAttachmentResponse(createdAttachment, uriInfo.getBaseUri().toString());
    } catch (Exception e) {
        throw new ActivitiException("Error creating attachment response", e);
    }
    return responseBuilder.status(Response.Status.CREATED).entity(result).build();
}

Example 82 with RestResponseFactory

use of org.wso2.carbon.bpmn.rest.common.RestResponseFactory in project carbon-business-process by wso2.

the class WorkflowTaskService method getEvent.

@GET
@Path("/{taskId}/events/{eventId}")
@Produces({ MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML })
public Response getEvent(@PathParam("taskId") String taskId, @PathParam("eventId") String eventId) {
    HistoricTaskInstance task = getHistoricTaskFromRequest(taskId);
    TaskService taskService = BPMNOSGIService.getTaskService();
    Event event = taskService.getEvent(eventId);
    if (event == null || !task.getId().equals(event.getTaskId())) {
        throw new ActivitiObjectNotFoundException("Task '" + task.getId() + "' doesn't have an event with id '" + eventId + "'.", Event.class);
    }
    EventResponse eventResponse = new RestResponseFactory().createEventResponse(event, uriInfo.getBaseUri().toString());
    return Response.ok().entity(eventResponse).build();
}

Example 83 with RestResponseFactory

use of org.wso2.carbon.bpmn.rest.common.RestResponseFactory in project carbon-business-process by wso2.

the class WorkflowTaskService method getComments.

@GET
@Path("/{taskId}/comments")
@Produces({ MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML })
public Response getComments(@PathParam("taskId") String taskId) {
    HistoricTaskInstance task = getHistoricTaskFromRequest(taskId);
    TaskService taskService = BPMNOSGIService.getTaskService();
    List<CommentResponse> commentResponseList = new RestResponseFactory().createRestCommentList(taskService.getTaskComments(task.getId()), uriInfo.getBaseUri().toString());
    CommentResponseCollection commentResponseCollection = new CommentResponseCollection();
    commentResponseCollection.setCommentResponseList(commentResponseList);
    return Response.ok().entity(commentResponseCollection).build();
}

Example 84 with RestResponseFactory

use of org.wso2.carbon.bpmn.rest.common.RestResponseFactory in project carbon-business-process by wso2.

the class WorkflowTaskService method updateTask.

@PUT
@Path("/{taskId}")
@Consumes({ MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML })
@Produces({ MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML })
public Response updateTask(@PathParam("taskId") String taskId, TaskRequest taskRequest) {
    if (taskRequest == null) {
        throw new ActivitiException("A request body was expected when updating the task.");
    }
    Task task = getTaskFromRequest(taskId);
    // Populate the task properties based on the request
    populateTaskFromRequest(task, taskRequest);
    TaskService taskService = BPMNOSGIService.getTaskService();
    // Save the task and fetch agian, it's possible that an assignment-listener has updated
    // fields after it was saved so we can't use the in-memory task
    taskService.saveTask(task);
    task = taskService.createTaskQuery().taskId(task.getId()).singleResult();
    return Response.ok().entity(new RestResponseFactory().createTaskResponse(task, uriInfo.getBaseUri().toString())).build();
}

Example 85 with RestResponseFactory

use of org.wso2.carbon.bpmn.rest.common.RestResponseFactory in project carbon-business-process by wso2.

the class WorkflowTaskService method createIdentityLink.

@POST
@Path("/{taskId}/identitylinks")
@Produces({ MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML })
public Response createIdentityLink(@PathParam("taskId") String taskId, RestIdentityLink identityLink) {
    Task task = getTaskFromRequest(taskId);
    if (identityLink.getGroup() == null && identityLink.getUser() == null) {
        throw new ActivitiIllegalArgumentException("A group or a user is required to create an identity link.");
    }
    if (identityLink.getGroup() != null && identityLink.getUser() != null) {
        throw new ActivitiIllegalArgumentException("Only one of user or group can be used to create an identity link.");
    }
    if (identityLink.getType() == null) {
        throw new ActivitiIllegalArgumentException("The identity link type is required.");
    }
    TaskService taskService = BPMNOSGIService.getTaskService();
    if (identityLink.getGroup() != null) {
        taskService.addGroupIdentityLink(task.getId(), identityLink.getGroup(), identityLink.getType());
    } else {
        taskService.addUserIdentityLink(task.getId(), identityLink.getUser(), identityLink.getType());
    }
    RestIdentityLink restIdentityLink = new RestResponseFactory().createRestIdentityLink(identityLink.getType(), identityLink.getUser(), identityLink.getGroup(), task.getId(), null, null, uriInfo.getBaseUri().toString());
    return Response.ok().status(Response.Status.CREATED).entity(restIdentityLink).build();
}