org.tinygroup.fulltext

Enum QueryRelation

java.lang.Object

java.lang.Enum<QueryRelation>

org.tinygroup.fulltext.QueryRelation

All Implemented Interfaces:

Serializable, Comparable<QueryRelation>

public enum QueryRelation
extends Enum<QueryRelation>

查询条件的逻辑关系

Author:

yancheng11334

Enum Constant Summary

Enum Constants

Enum Constant and Description
AND
NOT
OR

Method Summary

Modifier and Type	Method and Description
static QueryRelation	valueOf(String name) Returns the enum constant of this type with the specified name.
static QueryRelation[]	values() Returns an array containing the constants of this enum type, in the order they are declared.

Methods inherited from class java.lang.Enum

clone, compareTo, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Enum Constant Detail

AND

public static final QueryRelation AND

OR

public static final QueryRelation OR

NOT

public static final QueryRelation NOT

Method Detail

values

public static QueryRelation[] values()

Returns an array containing the constants of this enum type, in the order they are declared. This method may be used to iterate over the constants as follows:

for (QueryRelation c : QueryRelation.values())
    System.out.println(c);

Returns:

an array containing the constants of this enum type, in the order they are declared

valueOf

public static QueryRelation valueOf(String name)

Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)

Parameters:

name - the name of the enum constant to be returned.

Returns:

the enum constant with the specified name

Throws:

IllegalArgumentException - if this enum type has no constant with the specified name

NullPointerException - if the argument is null