Package org.qubership.atp.dataset.model.utils

Class AbstractDslUiHandler

java.lang.Object

org.qubership.atp.dataset.model.utils.AbstractDslUiHandler

All Implemented Interfaces:

TraverseHandler<DataSetList,Attribute>, TraverseVisitor<DataSetList,Attribute>

Direct Known Subclasses:

DslUiHandler

public abstract class AbstractDslUiHandler
extends Object
implements TraverseVisitor<DataSetList,Attribute>

Constructor Summary

Constructors

Constructor	Description
AbstractDslUiHandler(boolean expandAll)

Method Summary

Modifier and Type	Method	Description
protected abstract void	attributeEnds()
protected abstract void	attributeStarts(Attribute attr)
TraverseVisitor<?,DataSetList>	backToPreviousParent()	Invoked when iteration goes upper to parents in a tree hierarchy.
TraverseVisitor<Attribute,?>	forwardToNewParent(DataSetList parent)	Invoked when iteration goes deeper to children which becomes new parent in a tree hierarchy.
Iterator<? extends Attribute>	getChildren(DataSetList item)	Explains how to get children from parent.
protected abstract void	goBackFromAttribute()	Not invoked for leafs.
protected abstract void	goForwardUnderAttribute()	Not invoked for leafs.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.qubership.atp.dataset.model.utils.tree.TraverseVisitor

notifyChildrenProcessed, notifyItemEnds, notifyItemStarts, notifyProcessingChildren

Constructor Details

AbstractDslUiHandler

public AbstractDslUiHandler(boolean expandAll)

Method Details

attributeStarts

protected abstract void attributeStarts(Attribute attr)

goForwardUnderAttribute

protected abstract void goForwardUnderAttribute()

Not invoked for leafs.

goBackFromAttribute

protected abstract void goBackFromAttribute()

Not invoked for leafs.

attributeEnds

protected abstract void attributeEnds()

getChildren

@Nullable
public Iterator<? extends Attribute> getChildren(@Nonnull
 DataSetList item)

Description copied from interface: TraverseHandler

Explains how to get children from parent. May return null. Invoked when iteration goes deeper.

Specified by:

getChildren in interface TraverseHandler<DataSetList,Attribute>

Parameters:

item - go get children from

Returns:

children

backToPreviousParent

@Nonnull
public TraverseVisitor<?,DataSetList> backToPreviousParent()

Description copied from interface: TraverseHandler

Invoked when iteration goes upper to parents in a tree hierarchy.

Specified by:

backToPreviousParent in interface TraverseHandler<DataSetList,Attribute>

Specified by:

backToPreviousParent in interface TraverseVisitor<DataSetList,Attribute>

Returns:

handler of previous depth.

forwardToNewParent

@Nonnull
public TraverseVisitor<Attribute,?> forwardToNewParent(@Nonnull
 DataSetList parent)

Description copied from interface: TraverseHandler

Invoked when iteration goes deeper to children which becomes new parent in a tree hierarchy.

Specified by:

forwardToNewParent in interface TraverseHandler<DataSetList,Attribute>

Specified by:

forwardToNewParent in interface TraverseVisitor<DataSetList,Attribute>

Returns:

handler of deeper depth level.