加签、获取流程参数逻辑优化

ibzwf-core/src/main/java/cn/ibizlab/core/workflow/extensions/listener/ProcessInstanceListener.java

@@ -142,26 +142,13 @@ public class ProcessInstanceListener extends AbstractFlowableEventListener {
                 // 多实例（会签）
                 if(event.getType() == FlowableEngineEventType.MULTI_INSTANCE_ACTIVITY_STARTED){
                     UserTask task = (UserTask) event.getExecution().getCurrentFlowElement();
-                    List fieldList = task.getExtensionElements().get("field");
-                    String strCandidate = "";
-                    if(!ObjectUtils.isEmpty(fieldList)){
-                        for (Object field : fieldList) {
-                            if(!ObjectUtils.isEmpty(((ExtensionElement) field).getAttributes())){
-                                List<ExtensionAttribute> attributes = ((ExtensionElement) field).getAttributes().get("name");
-                                if(attributes.size() > 0){
-                                    if(attributes.get(0).getValue().equals("candidateUsersList")){
-                                        strCandidate = ((ExtensionElement) field).getChildElements().get("string").get(0).getElementText();
-                                        break;
-                                    }
-                                }
-                            }
+                    String strCandidate = wfCoreService.getParam(task,"form","candidateUsersList");
+                    if(StringUtils.isEmpty(strCandidate)){
+                        throw new BadRequestAlertException("获取流程用户失败","","");
                     }
-                    }
-
                     DelegateExecution execution = event.getExecution();
                     Set processRoles = new HashSet();
                     Set processUserIds = new HashSet();
-
                     LinkedHashMap executionMap = (LinkedHashMap) execution.getVariable("activedata");
                     String[] groups = strCandidate.split("\\|\\|");
                     if (groups.length > 0) {
@@ -203,7 +190,6 @@ public class ProcessInstanceListener extends AbstractFlowableEventListener {
                             }
                         }
                     }
-
                     //设置会签用户
                     if(!ObjectUtils.isEmpty(processUserIds)){
                         event.getExecution().setVariableLocal("candidateUsersList",processUserIds);