org.apache.shardingsphere.sql.parser.core.extractor.impl.dml.select

Class SubqueryPredicateExtractor

java.lang.Object

org.apache.shardingsphere.sql.parser.core.extractor.impl.dml.select.SubqueryPredicateExtractor

All Implemented Interfaces:

CollectionSQLSegmentExtractor, SQLSegmentExtractor

public final class SubqueryPredicateExtractor
extends Object
implements CollectionSQLSegmentExtractor

Subquery predicate extractor.

Author:

duhongjun

Constructor Summary

Constructors

Constructor and Description
SubqueryPredicateExtractor()

Method Summary

Modifier and Type	Method and Description
Collection<SubqueryPredicateSegment>	extract(org.antlr.v4.runtime.ParserRuleContext ancestorNode, Map<org.antlr.v4.runtime.ParserRuleContext,Integer> parameterMarkerIndexes) Extract SQL segments from SQL AST.

Methods inherited from class java.lang.Object

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

Constructor Detail

SubqueryPredicateExtractor

public SubqueryPredicateExtractor()

Method Detail

extract

public Collection<SubqueryPredicateSegment> extract(org.antlr.v4.runtime.ParserRuleContext ancestorNode,
                                                    Map<org.antlr.v4.runtime.ParserRuleContext,Integer> parameterMarkerIndexes)

Description copied from interface: CollectionSQLSegmentExtractor

Extract SQL segments from SQL AST.

Specified by:

extract in interface CollectionSQLSegmentExtractor

Parameters:

ancestorNode - ancestor node of AST

parameterMarkerIndexes - parameter marker indexes

Returns:

SQL segments