Package org.apache.kafka.streams
Interface TopologyDescription.Node
- All Known Subinterfaces:
TopologyDescription.Processor
,TopologyDescription.Sink
,TopologyDescription.Source
- Enclosing interface:
- TopologyDescription
public static interface TopologyDescription.Node
A node of a topology. Can be a source, sink, or processor node.
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Method Summary
Modifier and TypeMethodDescriptionname()
The name of the node.The predecessors of this node within a sub-topology.The successor of this node within a sub-topology.
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Method Details
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name
String name()The name of the node. Will never benull
.- Returns:
- the name of the node
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predecessors
Set<TopologyDescription.Node> predecessors()The predecessors of this node within a sub-topology. Note, sources do not have any predecessors. Will never benull
.- Returns:
- set of all predecessors
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successors
Set<TopologyDescription.Node> successors()The successor of this node within a sub-topology. Note, sinks do not have any successors. Will never benull
.- Returns:
- set of all successor
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