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

类 AbstractWhereSegmentShadowColumnConditionIterator

java.lang.Object

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

所有已实现的接口:

Iterator<Optional<ShadowColumnCondition>>

public abstract class AbstractWhereSegmentShadowColumnConditionIterator
extends Object
implements Iterator<Optional<ShadowColumnCondition>>

Abstract shadow column condition iterator of where segment.

构造器概要

构造器

构造器和说明
AbstractWhereSegmentShadowColumnConditionIterator()

方法概要

限定符和类型	方法和说明
boolean	hasNext()
Optional<ShadowColumnCondition>	next()
protected abstract Optional<ShadowColumnCondition>	nextShadowColumnCondition(org.apache.shardingsphere.sql.parser.sql.common.segment.dml.expr.ExpressionSegment expressionSegment, org.apache.shardingsphere.sql.parser.sql.common.segment.dml.column.ColumnSegment columnSegment) Next shadow column condition.

从类继承的方法 java.lang.Object

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

从接口继承的方法 java.util.Iterator

forEachRemaining, remove

构造器详细资料

AbstractWhereSegmentShadowColumnConditionIterator

public AbstractWhereSegmentShadowColumnConditionIterator()

方法详细资料

hasNext

public boolean hasNext()

指定者:

hasNext 在接口中 Iterator<Optional<ShadowColumnCondition>>

next

public Optional<ShadowColumnCondition> next()

指定者:

next 在接口中 Iterator<Optional<ShadowColumnCondition>>

nextShadowColumnCondition

protected abstract Optional<ShadowColumnCondition> nextShadowColumnCondition(org.apache.shardingsphere.sql.parser.sql.common.segment.dml.expr.ExpressionSegment expressionSegment,
                                                                             org.apache.shardingsphere.sql.parser.sql.common.segment.dml.column.ColumnSegment columnSegment)

Next shadow column condition.

参数:

expressionSegment - expression segment

columnSegment - column segment

返回:

shadow column condition