org.apache.shardingsphere.sql.parser.sql.segment.dml.item

Class AggregationSelectItemSegment

java.lang.Object

org.apache.shardingsphere.sql.parser.sql.segment.dml.item.AggregationSelectItemSegment

All Implemented Interfaces:

SelectItemSegment, AliasAvailable, SQLSegment

Direct Known Subclasses:

AggregationDistinctSelectItemSegment

public class AggregationSelectItemSegment
extends Object
implements SelectItemSegment, AliasAvailable

Aggregation select item segment.

Author:

zhangliang

Constructor Summary

Constructors

Constructor and Description
AggregationSelectItemSegment(int startIndex, int stopIndex, String text, AggregationType type, int innerExpressionStartIndex)

Method Summary

Modifier and Type	Method and Description
com.google.common.base.Optional<String>	getAlias() Get alias.
void	setAlias(String alias) Set alias.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.shardingsphere.sql.parser.sql.segment.dml.item.SelectItemSegment

getText

Methods inherited from interface org.apache.shardingsphere.sql.parser.sql.segment.SQLSegment

getStartIndex, getStopIndex

Constructor Detail

AggregationSelectItemSegment

public AggregationSelectItemSegment(int startIndex,
                                    int stopIndex,
                                    String text,
                                    AggregationType type,
                                    int innerExpressionStartIndex)

Method Detail

getAlias

public final com.google.common.base.Optional<String> getAlias()

Description copied from interface: AliasAvailable

Get alias.

Specified by:

getAlias in interface AliasAvailable

Returns:

alias

setAlias

public final void setAlias(String alias)

Description copied from interface: AliasAvailable

Set alias.

Specified by:

setAlias in interface AliasAvailable

Parameters:

alias - alias