org.apache.shardingsphere.shadow.route.engine.dml

Class AbstractShadowDMLStatementRouteEngine

java.lang.Object

org.apache.shardingsphere.shadow.route.engine.dml.AbstractShadowDMLStatementRouteEngine

All Implemented Interfaces:

ShadowRouteEngine

Direct Known Subclasses:

ShadowDeleteStatementRoutingEngine, ShadowInsertStatementRoutingEngine, ShadowSelectStatementRoutingEngine, ShadowUpdateStatementRoutingEngine

public abstract class AbstractShadowDMLStatementRouteEngine
extends Object
implements ShadowRouteEngine

Abstract shadow DML statement route engine.

Constructor Summary

Constructors

Constructor and Description
AbstractShadowDMLStatementRouteEngine()

Method Summary

Modifier and Type	Method and Description
protected abstract Collection<org.apache.shardingsphere.sql.parser.sql.common.segment.generic.table.SimpleTableSegment>	getAllTables() Get all tables.
protected abstract Iterator<Optional<ShadowColumnCondition>>	getShadowColumnConditionIterator() Get shadow column condition iterator.
protected abstract ShadowOperationType	getShadowOperationType() get shadow operation type.
protected String	getSingleTableName() Get single table tame.
protected abstract Optional<Collection<String>>	parseSQLComments() Parse SQL Comments.
void	route(RouteContext routeContext, ShadowRule shadowRule) Route.

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.shadow.route.engine.ShadowRouteEngine

shadowRouteDecorate

Constructor Detail

AbstractShadowDMLStatementRouteEngine

public AbstractShadowDMLStatementRouteEngine()

Method Detail

route

public void route(RouteContext routeContext,
                  ShadowRule shadowRule)

Description copied from interface: ShadowRouteEngine

Route.

Specified by:

route in interface ShadowRouteEngine

Parameters:

routeContext - route context

shadowRule - shadow rule

getAllTables

protected abstract Collection<org.apache.shardingsphere.sql.parser.sql.common.segment.generic.table.SimpleTableSegment> getAllTables()

Get all tables.

Returns:

all tables

getShadowOperationType

protected abstract ShadowOperationType getShadowOperationType()

get shadow operation type.

Returns:

shadow operation type

parseSQLComments

protected abstract Optional<Collection<String>> parseSQLComments()

Parse SQL Comments.

Returns:

SQL comments

getShadowColumnConditionIterator

protected abstract Iterator<Optional<ShadowColumnCondition>> getShadowColumnConditionIterator()

Get shadow column condition iterator.

Returns:

shadow column condition iterator

getSingleTableName

protected String getSingleTableName()

Get single table tame.

Returns:

table tame