加入阅卷方式转换方法

exam-work-domain/src/main/java/cn/com/qmth/examcloud/service/examwork/enums/MarkingType.java

@@ -10,6 +10,18 @@ public enum MarkingType {
     LAST_SUBMIT("最后一次提交");
 
     private String name;
+    
+    public static MarkingType toMarkingType(String str){
+    	if(str==null || "".equals(str)){
+    		return null;
+    	}
+    	for(MarkingType type:MarkingType.values()){
+    		if(str.equals(type.name())){
+    			return type;
+    		}
+    	}
+    	return null;
+    }
 
     private MarkingType(String name) {
         this.name = name;