public enum QueryOperator extends Enum<QueryOperator>
public static final QueryOperator OR
public static final QueryOperator AND
public static QueryOperator[] values()
for (QueryOperator c : QueryOperator.values()) System.out.println(c);
public static QueryOperator 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 © 2018. All Rights Reserved.