Examples with Lane org.activiti.engine.impl.pvm.process.Lane used on opensource projects

Example 1 with Lane

use of org.activiti.engine.impl.pvm.process.Lane in project Activiti by Activiti.

the class BaseProcessDefinitionDiagramLayoutResource method getDiagramNode.

public ObjectNode getDiagramNode(String processInstanceId, String processDefinitionId) {
    List<String> highLightedFlows = Collections.<String>emptyList();
    List<String> highLightedActivities = Collections.<String>emptyList();
    Map<String, ObjectNode> subProcessInstanceMap = new HashMap<String, ObjectNode>();
    ProcessInstance processInstance = null;
    if (processInstanceId != null) {
        processInstance = runtimeService.createProcessInstanceQuery().processInstanceId(processInstanceId).singleResult();
        if (processInstance == null) {
            throw new ActivitiObjectNotFoundException("Process instance could not be found");
        }
        processDefinitionId = processInstance.getProcessDefinitionId();
        List<ProcessInstance> subProcessInstances = runtimeService.createProcessInstanceQuery().superProcessInstanceId(processInstanceId).list();
        for (ProcessInstance subProcessInstance : subProcessInstances) {
            String subDefId = subProcessInstance.getProcessDefinitionId();
            String superExecutionId = ((ExecutionEntity) subProcessInstance).getSuperExecutionId();
            ProcessDefinitionEntity subDef = (ProcessDefinitionEntity) repositoryService.getProcessDefinition(subDefId);
            ObjectNode processInstanceJSON = new ObjectMapper().createObjectNode();
            processInstanceJSON.put("processInstanceId", subProcessInstance.getId());
            processInstanceJSON.put("superExecutionId", superExecutionId);
            processInstanceJSON.put("processDefinitionId", subDef.getId());
            processInstanceJSON.put("processDefinitionKey", subDef.getKey());
            processInstanceJSON.put("processDefinitionName", subDef.getName());
            subProcessInstanceMap.put(superExecutionId, processInstanceJSON);
        }
    }
    if (processDefinitionId == null) {
        throw new ActivitiObjectNotFoundException("No process definition id provided");
    }
    ProcessDefinitionEntity processDefinition = (ProcessDefinitionEntity) repositoryService.getProcessDefinition(processDefinitionId);
    if (processDefinition == null) {
        throw new ActivitiException("Process definition " + processDefinitionId + " could not be found");
    }
    ObjectNode responseJSON = new ObjectMapper().createObjectNode();
    // Process definition
    JsonNode pdrJSON = getProcessDefinitionResponse(processDefinition);
    if (pdrJSON != null) {
        responseJSON.put("processDefinition", pdrJSON);
    }
    // Highlighted activities
    if (processInstance != null) {
        ArrayNode activityArray = new ObjectMapper().createArrayNode();
        ArrayNode flowsArray = new ObjectMapper().createArrayNode();
        highLightedActivities = runtimeService.getActiveActivityIds(processInstanceId);
        highLightedFlows = getHighLightedFlows(processInstanceId, processDefinition);
        for (String activityName : highLightedActivities) {
            activityArray.add(activityName);
        }
        for (String flow : highLightedFlows) flowsArray.add(flow);
        responseJSON.put("highLightedActivities", activityArray);
        responseJSON.put("highLightedFlows", flowsArray);
    }
    // Pool shape, if process is participant in collaboration
    if (processDefinition.getParticipantProcess() != null) {
        ParticipantProcess pProc = processDefinition.getParticipantProcess();
        ObjectNode participantProcessJSON = new ObjectMapper().createObjectNode();
        participantProcessJSON.put("id", pProc.getId());
        if (StringUtils.isNotEmpty(pProc.getName())) {
            participantProcessJSON.put("name", pProc.getName());
        } else {
            participantProcessJSON.put("name", "");
        }
        participantProcessJSON.put("x", pProc.getX());
        participantProcessJSON.put("y", pProc.getY());
        participantProcessJSON.put("width", pProc.getWidth());
        participantProcessJSON.put("height", pProc.getHeight());
        responseJSON.put("participantProcess", participantProcessJSON);
    }
    if (processDefinition.getLaneSets() != null && !processDefinition.getLaneSets().isEmpty()) {
        ArrayNode laneSetArray = new ObjectMapper().createArrayNode();
        for (LaneSet laneSet : processDefinition.getLaneSets()) {
            ArrayNode laneArray = new ObjectMapper().createArrayNode();
            if (laneSet.getLanes() != null && !laneSet.getLanes().isEmpty()) {
                for (Lane lane : laneSet.getLanes()) {
                    ObjectNode laneJSON = new ObjectMapper().createObjectNode();
                    laneJSON.put("id", lane.getId());
                    if (StringUtils.isNotEmpty(lane.getName())) {
                        laneJSON.put("name", lane.getName());
                    } else {
                        laneJSON.put("name", "");
                    }
                    laneJSON.put("x", lane.getX());
                    laneJSON.put("y", lane.getY());
                    laneJSON.put("width", lane.getWidth());
                    laneJSON.put("height", lane.getHeight());
                    List<String> flowNodeIds = lane.getFlowNodeIds();
                    ArrayNode flowNodeIdsArray = new ObjectMapper().createArrayNode();
                    for (String flowNodeId : flowNodeIds) {
                        flowNodeIdsArray.add(flowNodeId);
                    }
                    laneJSON.put("flowNodeIds", flowNodeIdsArray);
                    laneArray.add(laneJSON);
                }
            }
            ObjectNode laneSetJSON = new ObjectMapper().createObjectNode();
            laneSetJSON.put("id", laneSet.getId());
            if (StringUtils.isNotEmpty(laneSet.getName())) {
                laneSetJSON.put("name", laneSet.getName());
            } else {
                laneSetJSON.put("name", "");
            }
            laneSetJSON.put("lanes", laneArray);
            laneSetArray.add(laneSetJSON);
        }
        if (laneSetArray.size() > 0)
            responseJSON.put("laneSets", laneSetArray);
    }
    ArrayNode sequenceFlowArray = new ObjectMapper().createArrayNode();
    ArrayNode activityArray = new ObjectMapper().createArrayNode();
    for (ActivityImpl activity : processDefinition.getActivities()) {
        getActivity(processInstanceId, activity, activityArray, sequenceFlowArray, processInstance, highLightedFlows, subProcessInstanceMap);
    }
    responseJSON.put("activities", activityArray);
    responseJSON.put("sequenceFlows", sequenceFlowArray);
    return responseJSON;
}