org.apache.shardingsphere.infra.merge.result.impl.memory

类 MemoryMergedResult<T extends org.apache.shardingsphere.infra.rule.ShardingSphereRule>

java.lang.Object

org.apache.shardingsphere.infra.merge.result.impl.memory.MemoryMergedResult<T>

类型参数:

T - type of rule

所有已实现的接口:

MergedResult

public abstract class MemoryMergedResult<T extends org.apache.shardingsphere.infra.rule.ShardingSphereRule>
extends Object
implements MergedResult

Memory merged result.

构造器概要

构造器

限定符	构造器和说明
protected	MemoryMergedResult(T rule, org.apache.shardingsphere.infra.metadata.schema.ShardingSphereSchema schema, SQLStatementContext sqlStatementContext, List<QueryResult> queryResults)

方法概要

限定符和类型	方法和说明
Object	getCalendarValue(int columnIndex, Class<?> type, Calendar calendar) Get calendar value.
InputStream	getInputStream(int columnIndex, String type) Get InputStream.
Object	getValue(int columnIndex, Class<?> type) Get data value.
protected abstract List<MemoryQueryResultRow>	init(T rule, org.apache.shardingsphere.infra.metadata.schema.ShardingSphereSchema schema, SQLStatementContext sqlStatementContext, List<QueryResult> queryResults)
boolean	next() Iterate next data.
boolean	wasNull() Judge ResultSet is null or not.

从类继承的方法 java.lang.Object

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

构造器详细资料

MemoryMergedResult

protected MemoryMergedResult(T rule,
                             org.apache.shardingsphere.infra.metadata.schema.ShardingSphereSchema schema,
                             SQLStatementContext sqlStatementContext,
                             List<QueryResult> queryResults)
                      throws SQLException

抛出:

SQLException

方法详细资料

init

protected abstract List<MemoryQueryResultRow> init(T rule,
                                                   org.apache.shardingsphere.infra.metadata.schema.ShardingSphereSchema schema,
                                                   SQLStatementContext sqlStatementContext,
                                                   List<QueryResult> queryResults)
                                            throws SQLException

抛出:

SQLException

next

public final boolean next()

从接口复制的说明: MergedResult

Iterate next data.

指定者:

next 在接口中 MergedResult

返回:

has next data

getValue

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

从接口复制的说明: MergedResult

Get data value.

指定者:

getValue 在接口中 MergedResult

参数:

columnIndex - column index

type - class type of data value

返回:

data value

抛出:

SQLException - SQL Exception

getCalendarValue

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

从接口复制的说明: MergedResult

Get calendar value.

指定者:

getCalendarValue 在接口中 MergedResult

参数:

columnIndex - column index

type - class type of data value

calendar - calendar

返回:

calendar value

getInputStream

public final InputStream getInputStream(int columnIndex,
                                        String type)
                                 throws SQLException

从接口复制的说明: MergedResult

Get InputStream.

指定者:

getInputStream 在接口中 MergedResult

参数:

columnIndex - column index

type - class type of data value

返回:

InputStream

抛出:

SQLException - SQL Exception

wasNull

public final boolean wasNull()

从接口复制的说明: MergedResult

Judge ResultSet is null or not.

指定者:

wasNull 在接口中 MergedResult

返回:

ResultSet is null or not