Examples with FlowableException org.flowable.engine.common.api.FlowableException used on opensource projects

Example 1 with FlowableException

use of org.flowable.engine.common.api.FlowableException in project plumdo-work by wengwh.

the class DeployModelCmd method execute.

public Deployment execute(CommandContext commandContext) {
    Deployment deployment = null;
    RepositoryService repositoryService = commandContext.getProcessEngineConfiguration().getRepositoryService();
    Model model = repositoryService.getModel(modelId);
    if (model == null) {
        throw new FlowableObjectNotFoundException("Could not find a model with id '" + modelId + "'.", Model.class);
    }
    byte[] editorSource = commandContext.getModelEntityManager().findEditorSourceByModelId(modelId);
    if (editorSource == null) {
        throw new FlowableObjectNotFoundException("Model with id '" + modelId + "' does not have source available.", String.class);
    }
    try {
        DeploymentBuilder deploymentBuilder = repositoryService.createDeployment();
        ObjectNode modelNode = (ObjectNode) new ObjectMapper().readTree(editorSource);
        BpmnModel bpmnModel = new BpmnJsonConverter().convertToBpmnModel(modelNode);
        byte[] bpmnBytes = new BpmnXMLConverter().convertToXML(bpmnModel);
        String fileName = model.getId() + ".bpmn20.xml";
        ByteArrayInputStream bis = new ByteArrayInputStream(bpmnBytes);
        deploymentBuilder.addInputStream(fileName, bis);
        deploymentBuilder.name(fileName);
        // modelId设置为部署的分类字段作为后续关联的需要
        deploymentBuilder.category(model.getId());
        if (model.getTenantId() != null) {
            deploymentBuilder.tenantId(model.getTenantId());
        }
        deployment = deploymentBuilder.deploy();
        // 设置模型的部署ID
        model.setDeploymentId(deployment.getId());
    } catch (Exception e) {
        if (e instanceof FlowableException) {
            throw (FlowableException) e;
        }
        throw new FlowableException(e.getMessage(), e);
    }
    return deployment;
}

Example 2 with FlowableException

use of org.flowable.engine.common.api.FlowableException in project plumdo-work by wengwh.

the class ProcessDefinitionResource method createProcessDefinition.

@RequestMapping(value = "/process-definition", method = RequestMethod.POST, produces = "application/json", name = "流程定义创建")
@ResponseStatus(value = HttpStatus.CREATED)
public ProcessDefinitionResponse createProcessDefinition(@RequestParam(value = "tenantId", required = false) String tenantId, HttpServletRequest request) {
    if (request instanceof MultipartHttpServletRequest == false) {
        throw new FlowableIllegalArgumentException("Multipart request is required");
    }
    MultipartHttpServletRequest multipartRequest = (MultipartHttpServletRequest) request;
    if (multipartRequest.getFileMap().size() == 0) {
        throw new FlowableIllegalArgumentException("Multipart request with file content is required");
    }
    MultipartFile file = multipartRequest.getFileMap().values().iterator().next();
    try {
        DeploymentBuilder deploymentBuilder = repositoryService.createDeployment();
        String fileName = file.getOriginalFilename();
        if (StringUtils.isEmpty(fileName) || !(fileName.endsWith(".bpmn20.xml") || fileName.endsWith(".bpmn") || fileName.toLowerCase().endsWith(".bar") || fileName.toLowerCase().endsWith(".zip"))) {
            fileName = file.getName();
        }
        if (fileName.endsWith(".bpmn20.xml") || fileName.endsWith(".bpmn")) {
            deploymentBuilder.addInputStream(fileName, file.getInputStream());
        } else if (fileName.toLowerCase().endsWith(".bar") || fileName.toLowerCase().endsWith(".zip")) {
            deploymentBuilder.addZipInputStream(new ZipInputStream(file.getInputStream()));
        } else {
            throw new FlowableIllegalArgumentException("File must be of type .bpmn20.xml, .bpmn, .bar or .zip");
        }
        deploymentBuilder.name(fileName);
        if (tenantId != null) {
            deploymentBuilder.tenantId(tenantId);
        }
        String deploymentId = deploymentBuilder.deploy().getId();
        ProcessDefinition processDefinition = repositoryService.createProcessDefinitionQuery().deploymentId(deploymentId).singleResult();
        return restResponseFactory.createProcessDefinitionResponse(processDefinition);
    } catch (Exception e) {
        if (e instanceof FlowableException) {
            throw (FlowableException) e;
        }
        throw new FlowableException(e.getMessage(), e);
    }
}

Example 3 with FlowableException

use of org.flowable.engine.common.api.FlowableException in project plumdo-work by wengwh.

the class ModelXmlResource method getModelXml.

@RequestMapping(value = "/model/{modelId}/xml", method = RequestMethod.GET, name = "获取模型XML")
public ResponseEntity<byte[]> getModelXml(@PathVariable String modelId) {
    Model model = getModelFromRequest(modelId);
    try {
        BpmnJsonConverter jsonConverter = new BpmnJsonConverter();
        JsonNode editorNode = new ObjectMapper().readTree(repositoryService.getModelEditorSource(model.getId()));
        BpmnModel bpmnModel = jsonConverter.convertToBpmnModel(editorNode);
        BpmnXMLConverter xmlConverter = new BpmnXMLConverter();
        byte[] bpmnBytes = xmlConverter.convertToXML(bpmnModel);
        ByteArrayInputStream in = new ByteArrayInputStream(bpmnBytes);
        HttpHeaders responseHeaders = new HttpHeaders();
        responseHeaders.setContentType(MediaType.TEXT_XML);
        return new ResponseEntity<byte[]>(IOUtils.toByteArray(in), responseHeaders, HttpStatus.OK);
    } catch (Exception e) {
        throw new FlowableException("Error converting resource stream", e);
    }
}

Example 4 with FlowableException

use of org.flowable.engine.common.api.FlowableException in project plumdo-work by wengwh.

the class ProcessDefinitionCopyResource method copyProcessDefinition.

@RequestMapping(value = "/process-definition/{processDefinitionId}/copy", method = RequestMethod.POST, produces = "application/json", name = "复制流程定义")
@ResponseStatus(value = HttpStatus.CREATED)
public ProcessDefinitionResponse copyProcessDefinition(@PathVariable String processDefinitionId, @RequestBody(required = false) ProcessDefinitionCopyRequest processDefinitionCopyRequest) {
    ProcessDefinition processDefinition = getProcessDefinitionFromRequest(processDefinitionId);
    try {
        String name = null;
        if (processDefinitionCopyRequest != null && processDefinitionCopyRequest.getName() != null) {
            name = processDefinitionCopyRequest.getName();
        } else {
            name = "CopyOf" + processDefinition.getName();
        }
        String key = null;
        if (processDefinitionCopyRequest != null && processDefinitionCopyRequest.getKey() != null) {
            key = processDefinitionCopyRequest.getKey();
        } else {
            // 保证key不重复使用时间戳
            key = "CopyOf" + System.currentTimeMillis();
        }
        DeploymentBuilder deploymentBuilder = repositoryService.createDeployment();
        BpmnModel bpmnModel = repositoryService.getBpmnModel(processDefinition.getId());
        bpmnModel.getMainProcess().setName(name);
        bpmnModel.getMainProcess().setId(key);
        byte[] bpmnBytes = new BpmnXMLConverter().convertToXML(bpmnModel);
        String fileName = processDefinition.getResourceName();
        ByteArrayInputStream bis = new ByteArrayInputStream(bpmnBytes);
        deploymentBuilder.addInputStream(fileName, bis);
        deploymentBuilder.name(fileName);
        if (processDefinition.getTenantId() != null) {
            deploymentBuilder.tenantId(processDefinition.getTenantId());
        }
        String deploymentId = deploymentBuilder.deploy().getId();
        ProcessDefinition processDefinitionNew = repositoryService.createProcessDefinitionQuery().deploymentId(deploymentId).singleResult();
        return restResponseFactory.createProcessDefinitionResponse(processDefinitionNew);
    } catch (Exception e) {
        throw new FlowableException("Error copy process-definition", e);
    }
}

Example 5 with FlowableException

use of org.flowable.engine.common.api.FlowableException in project plumdo-work by wengwh.

the class ProcessDefinitionImageResource method getProcessDefinitionImage.

@RequestMapping(value = "/process-definition/{processDefinitionId}/image", method = RequestMethod.GET, name = "流程定义流程图")
public ResponseEntity<byte[]> getProcessDefinitionImage(@PathVariable String processDefinitionId) {
    ProcessDefinition processDefinition = getProcessDefinitionFromRequest(processDefinitionId);
    InputStream imageStream = repositoryService.getProcessDiagram(processDefinition.getId());
    if (imageStream != null) {
        HttpHeaders responseHeaders = new HttpHeaders();
        responseHeaders.setContentType(MediaType.IMAGE_PNG);
        try {
            return new ResponseEntity<byte[]>(IOUtils.toByteArray(imageStream), responseHeaders, HttpStatus.OK);
        } catch (Exception e) {
            throw new FlowableException("Error reading image stream", e);
        }
    } else {
        throw new FlowableIllegalArgumentException("Process definition with id '" + processDefinition.getId() + "' has no image.");
    }
}