com.graphdbapi.traversal

Interface TraversalBranch

All Superinterfaces:

java.lang.Iterable<java.lang.Long>, com.graphdbapi.memory.MemoryEstimable, Path

public interface TraversalBranch
extends Path, com.graphdbapi.memory.MemoryEstimable

Method Summary

Modifier and Type	Method and Description
boolean	continues() 是否继续遍历.
void	evaluation(Evaluation eval) 结果判断, 强制剪枝.
boolean	includes() 表示这个分支应该在结果中.
void	initialize(TraversalContext metadata) 初始化关系迭代器.
TraversalBranch	next(PathExpander expander) 从拓展关系中返回下一个拓展源.
TraversalBranch	parent() 查询信息的前驱.
void	prune() 显示说明该分支被剪枝, 易边连续调用.

Methods inherited from interface com.graphdbapi.traversal.Path

edges, endVertexId, iterator, lastEdge, length, toString, vertexIds

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Methods inherited from interface com.graphdbapi.memory.MemoryEstimable

getMemorySize

Method Detail

parent

TraversalBranch parent()

查询信息的前驱.

Returns:

路径扩展分支.

next

TraversalBranch next(PathExpander expander)

从拓展关系中返回下一个拓展源.

Parameters:

expander - 路径扩展器

Returns:

路径扩展分支.

prune

void prune()

显示说明该分支被剪枝, 易边连续调用.

continues

boolean continues()

是否继续遍历.

Returns:

true 继续遍历.

includes

boolean includes()

表示这个分支应该在结果中.

Returns:

true 分支在结果中.

evaluation

void evaluation(Evaluation eval)

结果判断, 强制剪枝.

Parameters:

eval - 结果判断.

initialize

void initialize(TraversalContext metadata)

初始化关系迭代器.

Parameters:

metadata - 关系迭代器.