@PublicEvolving public enum ExtractionVersion extends Enum<ExtractionVersion>
This enumeration is meant for future backward compatibility. Whenever the extraction logic is changed, old function and structured type classes should still return the same data type as before when versioned accordingly.
| 枚举常量和说明 | 
|---|
UNKNOWN
Default if no version is specified. 
 | 
V1
Initial reflection-based extraction logic according to FLIP-65. 
 | 
public static final ExtractionVersion UNKNOWN
public static final ExtractionVersion V1
public static ExtractionVersion[] values()
for (ExtractionVersion c : ExtractionVersion.values()) System.out.println(c);
public static ExtractionVersion valueOf(String name)
name - 要返回的枚举常量的名称。IllegalArgumentException - 如果该枚举类型没有带有指定名称的常量NullPointerException - 如果参数为空值Copyright © 2014–2020 The Apache Software Foundation. All rights reserved.