Dict headless opt (#764)

* [improvement](headless) Enhance dictionary execution function,support clear dict data recording

* [fix](headless) fix dict value support space

---------

Co-authored-by: kanedai <kanedai@tencent.com>

common/src/main/java/com/tencent/supersonic/common/pojo/Constants.java

@@ -11,6 +11,7 @@ public class Constants {
     public static final String AT_SYMBOL = "@";
     public static final String DOT = ".";
     public static String SPACE = " ";
+    public static String POUND = "#";
     public static final String COLON = ":";
     public static final String MINUS = "-";
     public static final String UNDERLINE = "_";

common/src/main/java/com/tencent/supersonic/common/pojo/enums/TaskStatusEnum.java

@@ -2,6 +2,8 @@ package com.tencent.supersonic.common.pojo.enums;
 
 public enum TaskStatusEnum {
 
+    INITIAL("initial", -2),
+
     ERROR("error", -1),
 
     PENDING("pending", 0),
@@ -10,7 +12,7 @@ public enum TaskStatusEnum {
 
     SUCCESS("success", 2),
 
-    UNKNOWN("UNKNOWN", 3);
+    UNKNOWN("unknown", 3);
 
     private String status;
     private Integer code;