cc.redberry.core.tensor.iterator

Class FromChildToParentIterator

java.lang.Object

cc.redberry.core.tensor.iterator.FromChildToParentIterator

All Implemented Interfaces:

TreeIterator

public final class FromChildToParentIterator
extends Object

Wrapper for TreeTraverseIterator. Return only Entering elements. Traverse from out.

Since:

1.0

Author:

Dmitriy Bolotin, Stanislav Poslavsky

Constructor Summary

Constructors

Constructor and Description
FromChildToParentIterator(Tensor tensor)
FromChildToParentIterator(Tensor tensor, TraverseGuide guide)

Method Summary

Methods

Modifier and Type	Method and Description
int	depth() Returns the current depth in the tree.
Tensor	next() Returns the next tensor in tree or null if iteration is finished
Tensor	result() Returns the result after iteration finished (or stopped).
void	set(Tensor tensor) Set current tensor in tree.

Methods inherited from class java.lang.Object

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

Constructor Detail

FromChildToParentIterator

public FromChildToParentIterator(Tensor tensor,
                         TraverseGuide guide)

FromChildToParentIterator

public FromChildToParentIterator(Tensor tensor)

Method Detail

depth

public int depth()

Description copied from interface: TreeIterator

Returns the current depth in the tree.

Specified by:

depth in interface TreeIterator

Returns:

current depth in the tree

next

public Tensor next()

Description copied from interface: TreeIterator

Returns the next tensor in tree or null if iteration is finished

Specified by:

next in interface TreeIterator

Returns:

the next tensor in tree or null if iteration is finished

result

public Tensor result()

Description copied from interface: TreeIterator

Returns the result after iteration finished (or stopped). After this step the iterator becomes broken.

Specified by:

result in interface TreeIterator

Returns:

the result after iteration finished (or stopped)

set

public void set(Tensor tensor)

Description copied from interface: TreeIterator

Set current tensor in tree.

Specified by:

set in interface TreeIterator

Parameters:

tensor - tensor