//

src/main/java/edu/nju/dao/ItemDao.java

@@ -21,7 +21,6 @@ public class ItemDao {
         return item.getId();
     }
 
-
     public List<Item>findItemsByJob(String job_id){
         Query query = new Query();
         query.addCriteria(Criteria.where("task_id").is(job_id));

src/main/java/edu/nju/dao/JobDao.java

@@ -23,4 +23,9 @@ public class JobDao {
         if(list.size() == 0 || list == null) {return null;}
         return list.get(0);
     }
+
+    public String save(Job job) {
+        mongoOperations.save(job);
+        return job.getId();
+    }
 }

src/main/java/edu/nju/entities/Item.java

@@ -33,8 +33,7 @@ public class Item implements java.io.Serializable {
     private List<String> options;
 
     @PersistenceConstructor
-    public Item(String id, String description, List<String> img_urls, boolean isRequired, boolean isMultiple, List<String> attachment_locations, List<String> options, String job_id) {
-        this.id = id;
+    public Item(String description, List<String> img_urls, boolean isRequired, boolean isMultiple, List<String> attachment_locations, List<String> options, String job_id) {
         this.description = description;
         this.img_urls = img_urls;
         this.isRequired = isRequired;

src/main/java/edu/nju/entities/Job.java

@@ -29,8 +29,7 @@ public class Job implements java.io.Serializable{
 
     private String log_location;
 
-    public Job(String id, String description, String name, String create_time_millis, String device_model, String device_brand, String device_os, String script_location, String report_location, String log_location) {
-        this.id = id;
+    public Job(String description, String name, String create_time_millis, String device_model, String device_brand, String device_os, String script_location, String report_location, String log_location) {
         this.description = description;
         this.name = name;
         this.create_time_millis = create_time_millis;