ruanwenjun commented on code in PR #11682:
URL: https://github.com/apache/dolphinscheduler/pull/11682#discussion_r956725532


##########
dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/ProcessDefinitionServiceImpl.java:
##########
@@ -698,6 +699,43 @@ public Map<String, Object> 
verifyProcessDefinitionName(User loginUser, long proj
         return result;
     }
 
+    @Override

Review Comment:
   We need to add `@Transaction` to rollback the data.



##########
dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/ProcessDefinitionServiceImpl.java:
##########
@@ -698,6 +699,43 @@ public Map<String, Object> 
verifyProcessDefinitionName(User loginUser, long proj
         return result;
     }
 
+    @Override
+    public Map<String, Object> batchDeleteProcessDefinitionByCodes(User 
loginUser,
+                                                                   long 
projectCode,
+                                                                   String 
codes){
+        Map<String, Object> result = new HashMap<>();
+        Set<String> deleteFailedCodeSet = new HashSet<>();
+        if (!StringUtils.isEmpty(codes)) {
+            String[] processDefinitionCodeArray = codes.split(",");
+            for (String strProcessDefinitionCode : processDefinitionCodeArray) 
{
+                long code = Long.parseLong(strProcessDefinitionCode);
+                ProcessDefinition processDefinition = 
processDefinitionMapper.queryByCode(code);
+                // check workflow exists, avoid null exception
+                if (processDefinition == null || projectCode != 
processDefinition.getProjectCode()) {
+                    
deleteFailedCodeSet.add(MessageFormat.format(Status.PROCESS_DEFINE_NOT_EXIST.getMsg(),
 String.valueOf(code)));
+                    continue;
+                }
+                try {
+                    Map<String, Object> deleteResult = 
this.deleteProcessDefinitionByCode(loginUser, projectCode, code);
+                    if 
(!Status.SUCCESS.equals(deleteResult.get(Constants.STATUS))) {
+                        String errorMsg = 
MessageFormat.format(Status.DELETE_PROCESS_DEFINE_BY_CODES_ERROR.getMsg(), 
processDefinition.getName(), deleteResult.get(Constants.MSG));
+                        deleteFailedCodeSet.add(errorMsg);
+                        logger.error(errorMsg);
+                    }
+                } catch (Exception e) {
+                    
deleteFailedCodeSet.add(MessageFormat.format(Status.DELETE_PROCESS_DEFINE_BY_CODES_ERROR.getMsg(),
 processDefinition.getName(), e.getMessage()));
+                }
+            }
+        }
+
+        if (!deleteFailedCodeSet.isEmpty()) {
+            putMsg(result, Status.BATCH_DELETE_PROCESS_DEFINE_BY_CODES_ERROR, 
"\n " + String.join("\n ", deleteFailedCodeSet));

Review Comment:
   In fact, it's better to return the error process name rather than code, but 
the interface receive codes... 



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