* parse express maybe： "*" "*\/5" "1,2,3,5-8" */
(express, expressType string)
| 67 | "*" "*\/5" "1,2,3,5-8" |
| 68 | */ |
| 69 | func parseExpress(express, expressType string) (times *ExpressSet) { |
| 70 | V_Max := 0 |
| 71 | V_Min := 0 |
| 72 | |
| 73 | switch expressType { |
| 74 | case ExpressType_WeekDay: |
| 75 | V_Max = Max_WeekDay |
| 76 | V_Min = Min_WeekDay |
| 77 | case ExpressType_Month: |
| 78 | V_Max = Max_Month |
| 79 | V_Min = Min_Month |
| 80 | case ExpressType_Day: |
| 81 | V_Max = Max_Day |
| 82 | V_Min = Min_Day |
| 83 | case ExpressType_Hour: |
| 84 | V_Max = Max_Hour |
| 85 | V_Min = Min_Hour |
| 86 | case ExpressType_Minute: |
| 87 | V_Max = Max_Minute |
| 88 | V_Min = Min_Minute |
| 89 | case ExpressType_Second: |
| 90 | V_Max = Max_Second |
| 91 | V_Min = Min_Second |
| 92 | default: |
| 93 | return nil |
| 94 | } |
| 95 | |
| 96 | times = &ExpressSet{timeMap: make(map[int]int), expressType: expressType, rawExpress: express} |
| 97 | |
| 98 | //if contains "/", reset frequency |
| 99 | frequency := 1 |
| 100 | var err error |
| 101 | if strings.Contains(express, "/") { |
| 102 | frequency, err = strconv.Atoi(subString(express, strings.Index(express, "/")+1, -1)) |
| 103 | if err != nil { |
| 104 | return nil |
| 105 | } |
| 106 | express = subString(express, 0, strings.Index(express, "/")) |
| 107 | } |
| 108 | |
| 109 | //if express like "*" or "*/5" |
| 110 | if express == "*" { |
| 111 | for i := V_Min; i <= V_Max; i = i + frequency { |
| 112 | times.timeMap[i] = i |
| 113 | } |
| 114 | } else { |
| 115 | //if express like "1,2,4,12-20" or "12-2" |
| 116 | //tops:if parse int failed, will be ignore |
| 117 | tmpVals := strings.Split(express, ",") |
| 118 | for i := 0; i < len(tmpVals); i++ { |
| 119 | val := tmpVals[i] |
| 120 | if val == "" { |
| 121 | continue |
| 122 | } |
| 123 | //if not exists "-", parse int and join to times |
| 124 | if !strings.Contains(val, "-") { |
| 125 | atoi, errAtoi := strconv.Atoi(val) |
| 126 | if errAtoi == nil { |