org.apache.shardingsphere.core.parse.antlr.extractor.impl.dml.insert

Class InsertColumnsExtractor

java.lang.Object

org.apache.shardingsphere.core.parse.antlr.extractor.impl.dml.insert.InsertColumnsExtractor

All Implemented Interfaces:

OptionalSQLSegmentExtractor, SQLSegmentExtractor

public final class InsertColumnsExtractor
extends Object
implements OptionalSQLSegmentExtractor

Insert columns extractor.

Author:

zhangliang

Constructor Summary

Constructors

Constructor and Description
InsertColumnsExtractor()

Method Summary

Modifier and Type	Method and Description
com.google.common.base.Optional<InsertColumnsSegment>	extract(org.antlr.v4.runtime.ParserRuleContext ancestorNode) Extract SQL segment from SQL AST.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

InsertColumnsExtractor

public InsertColumnsExtractor()

Method Detail

extract

public com.google.common.base.Optional<InsertColumnsSegment> extract(org.antlr.v4.runtime.ParserRuleContext ancestorNode)

Description copied from interface: OptionalSQLSegmentExtractor

Extract SQL segment from SQL AST.

Specified by:

extract in interface OptionalSQLSegmentExtractor

Parameters:

ancestorNode - ancestor node of AST

Returns:

SQL segment