org.apache.shardingsphere.core.execute.sql.execute.result

Class AggregationDistinctQueryResult

java.lang.Object

org.apache.shardingsphere.core.execute.sql.execute.result.DistinctQueryResult

org.apache.shardingsphere.core.execute.sql.execute.result.AggregationDistinctQueryResult

All Implemented Interfaces:

QueryResult

public final class AggregationDistinctQueryResult
extends DistinctQueryResult

Aggregation distinct query result.

Author:

panjuan

Constructor Summary

Constructors

Constructor and Description
AggregationDistinctQueryResult(Collection<QueryResult> queryResults, List<org.apache.shardingsphere.core.parse.old.parser.context.selectitem.AggregationDistinctSelectItem> aggregationDistinctSelectItems)

Method Summary

Modifier and Type	Method and Description
List<DistinctQueryResult>	divide() Divide one distinct query result to multiple child ones.
Object	getCalendarValue(int columnIndex, Class<?> type, Calendar calendar) Get calendar value.
Object	getCalendarValue(String columnLabel, Class<?> type, Calendar calendar) Get calendar value.
int	getColumnCount() Get column count.
protected Integer	getColumnIndex(String columnLabel)
String	getColumnLabel(int columnIndex) Get column label.
InputStream	getInputStream(int columnIndex, String type) Get InputStream.
InputStream	getInputStream(String columnLabel, String type) Get InputStream.
Object	getValue(int columnIndex, Class<?> type) Get data value.
Object	getValue(String columnLabel, Class<?> type) Get data value.
boolean	wasNull() Judge ResultSet is null or not.

Methods inherited from class org.apache.shardingsphere.core.execute.sql.execute.result.DistinctQueryResult

getInputStream, next

Methods inherited from class java.lang.Object

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

Constructor Detail

AggregationDistinctQueryResult

public AggregationDistinctQueryResult(Collection<QueryResult> queryResults,
                                      List<org.apache.shardingsphere.core.parse.old.parser.context.selectitem.AggregationDistinctSelectItem> aggregationDistinctSelectItems)

Method Detail

divide

public List<DistinctQueryResult> divide()

Divide one distinct query result to multiple child ones.

Overrides:

divide in class DistinctQueryResult

Returns:

multiple child distinct query results

getValue

public Object getValue(int columnIndex,
                       Class<?> type)

Description copied from interface: QueryResult

Get data value.

Specified by:

getValue in interface QueryResult

Overrides:

getValue in class DistinctQueryResult

Parameters:

columnIndex - column index

type - class type of data value

Returns:

data value

getValue

public Object getValue(String columnLabel,
                       Class<?> type)

Description copied from interface: QueryResult

Get data value.

Specified by:

getValue in interface QueryResult

Overrides:

getValue in class DistinctQueryResult

Parameters:

columnLabel - column label

type - class type of data value

Returns:

data value

getCalendarValue

public Object getCalendarValue(int columnIndex,
                               Class<?> type,
                               Calendar calendar)

Description copied from interface: QueryResult

Get calendar value.

Specified by:

getCalendarValue in interface QueryResult

Overrides:

getCalendarValue in class DistinctQueryResult

Parameters:

columnIndex - column index

type - class type of data value

calendar - calendar

Returns:

calendar value

getCalendarValue

public Object getCalendarValue(String columnLabel,
                               Class<?> type,
                               Calendar calendar)

Description copied from interface: QueryResult

Get calendar value.

Specified by:

getCalendarValue in interface QueryResult

Overrides:

getCalendarValue in class DistinctQueryResult

Parameters:

columnLabel - column label

type - class type of data value

calendar - calendar

Returns:

calendar value

getInputStream

public InputStream getInputStream(int columnIndex,
                                  String type)

Description copied from interface: QueryResult

Get InputStream.

Specified by:

getInputStream in interface QueryResult

Overrides:

getInputStream in class DistinctQueryResult

Parameters:

columnIndex - column index

type - class type of data value

Returns:

InputStream

getInputStream

public InputStream getInputStream(String columnLabel,
                                  String type)

Description copied from interface: QueryResult

Get InputStream.

Specified by:

getInputStream in interface QueryResult

Overrides:

getInputStream in class DistinctQueryResult

Parameters:

columnLabel - column label

type - class type of data value

Returns:

InputStream

wasNull

public boolean wasNull()

Description copied from interface: QueryResult

Judge ResultSet is null or not.

Specified by:

wasNull in interface QueryResult

Overrides:

wasNull in class DistinctQueryResult

Returns:

ResultSet is null or not

getColumnCount

public int getColumnCount()

Description copied from interface: QueryResult

Get column count.

Specified by:

getColumnCount in interface QueryResult

Overrides:

getColumnCount in class DistinctQueryResult

Returns:

column count

getColumnLabel

public String getColumnLabel(int columnIndex)
                      throws SQLException

Description copied from interface: QueryResult

Get column label.

Specified by:

getColumnLabel in interface QueryResult

Overrides:

getColumnLabel in class DistinctQueryResult

Parameters:

columnIndex - column index

Returns:

column label

Throws:

SQLException - SQL Exception

getColumnIndex

protected Integer getColumnIndex(String columnLabel)

Overrides:

getColumnIndex in class DistinctQueryResult