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

Class AssignmentExtractor

java.lang.Object

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

public final class AssignmentExtractor
extends Object

Assignment extractor.

Author:

zhangliang

Constructor Summary

Constructors

Constructor and Description
AssignmentExtractor()

Method Summary

Modifier and Type	Method and Description
com.google.common.base.Optional<AssignmentSegment>	extract(Map<org.antlr.v4.runtime.ParserRuleContext,Integer> placeholderIndexes, org.antlr.v4.runtime.ParserRuleContext ancestorNode) Extract.

Methods inherited from class java.lang.Object

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

Constructor Detail

AssignmentExtractor

public AssignmentExtractor()

Method Detail

extract

public com.google.common.base.Optional<AssignmentSegment> extract(Map<org.antlr.v4.runtime.ParserRuleContext,Integer> placeholderIndexes,
                                                                  org.antlr.v4.runtime.ParserRuleContext ancestorNode)

Extract.

Parameters:

placeholderIndexes - placeholder indexes

ancestorNode - ancestor node

Returns:

assignment segment