org.apache.shardingsphere.infra.executor.sql.execute.result.query.impl.driver.jdbc.type.memory.loader

Class AbstractQueryResultDataRowLoader

java.lang.Object

org.apache.shardingsphere.infra.executor.sql.execute.result.query.impl.driver.jdbc.type.memory.loader.AbstractQueryResultDataRowLoader

All Implemented Interfaces:

DialectQueryResultDataRowLoader, org.apache.shardingsphere.infra.util.spi.type.required.RequiredSPI, org.apache.shardingsphere.infra.util.spi.type.typed.TypedSPI

Direct Known Subclasses:

DefaultQueryResultDataRowLoader, MySQLQueryResultDataRowLoader, OpenGuassQueryResultDataRowLoader, PostgreSQLQueryResultDataRowLoader

public abstract class AbstractQueryResultDataRowLoader
extends Object
implements DialectQueryResultDataRowLoader

Abstract dialect query result data row loader.

Constructor Summary

Constructors

Constructor and Description
AbstractQueryResultDataRowLoader()

Method Summary

Modifier and Type	Method and Description
protected abstract Object	getDateValue(ResultSet resultSet, int columnIndex) Get date value from result set.
protected abstract Object	getSmallintValue(ResultSet resultSet, int columnIndex) Get smallint value from result set.
Collection<MemoryQueryResultDataRow>	load(int columnCount, ResultSet resultSet) Load rows.

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.infra.util.spi.type.typed.TypedSPI

getType, getTypeAliases

Methods inherited from interface org.apache.shardingsphere.infra.util.spi.type.required.RequiredSPI

isDefault

Constructor Detail

AbstractQueryResultDataRowLoader

public AbstractQueryResultDataRowLoader()

Method Detail

load

public Collection<MemoryQueryResultDataRow> load(int columnCount,
                                                 ResultSet resultSet)
                                          throws SQLException

Description copied from interface: DialectQueryResultDataRowLoader

Load rows.

Specified by:

load in interface DialectQueryResultDataRowLoader

Parameters:

columnCount - column count

resultSet - result set of JDBC

Returns:

query result data rows

Throws:

SQLException - SQL exception

getSmallintValue

protected abstract Object getSmallintValue(ResultSet resultSet,
                                           int columnIndex)
                                    throws SQLException

Get smallint value from result set.

Parameters:

resultSet - result set

columnIndex - column index

Returns:

smallint value

Throws:

SQLException - sql exception

getDateValue

protected abstract Object getDateValue(ResultSet resultSet,
                                       int columnIndex)
                                throws SQLException

Get date value from result set.

Parameters:

resultSet - result set

columnIndex - column index

Returns:

date value

Throws:

SQLException - sql exception