org.apache.shardingsphere.infra.distsql.preprocess

接口 RuleDefinitionAlterPreprocessor<T extends org.apache.shardingsphere.sql.parser.sql.common.statement.SQLStatement,R extends RuleConfiguration>

类型参数:

T - type of SQL statement

R - type of rule configuration

所有超级接口:

TypedSPI

public interface RuleDefinitionAlterPreprocessor<T extends org.apache.shardingsphere.sql.parser.sql.common.statement.SQLStatement,R extends RuleConfiguration>
extends TypedSPI

Rule definition alter preprocessor.

方法概要

限定符和类型	方法和说明
R	preprocess(R currentRuleConfig, R toBeAlteredRuleConfig) Preprocess current rule configuration.

从接口继承的方法 org.apache.shardingsphere.spi.typed.TypedSPI

getProps, getType, setProps

方法详细资料

preprocess

R preprocess(R currentRuleConfig,
             R toBeAlteredRuleConfig)

Preprocess current rule configuration.

参数:

currentRuleConfig - current rule configuration to be updated

toBeAlteredRuleConfig - to be altered rule configuration

返回:

altered current rule configuration