[KYLIN-3211] Class IntegerDimEnc shuould give more exception information when the length is exceed the max or less than the min

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: v2.3.0
• Assignee: Yifei Wu
• Reporter: Yifei Wu
• Created: 29/Jan/18 13:11
• Updated: 02/Apr/18 13:42
• Resolved: 04/Feb/18 10:12

Description

the message IllegalArgumentException in Class IntegerDimEnc is empty currently, it may cause confusion when using Kylin or troubleshooting a problem. 

// code placeholder

public IntDimEnc(int len) {
if (len <= 0 || len >= CAP.length)
throw new IllegalArgumentException();
this.fixedLen = len;
}