Class NamedTopicFilter
- java.lang.Object
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- org.apache.storm.kafka.spout.subscription.NamedTopicFilter
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- All Implemented Interfaces:
Serializable
,TopicFilter
public class NamedTopicFilter extends Object implements TopicFilter
Filter that returns all partitions for the specified topics.- See Also:
- Serialized Form
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Constructor Summary
Constructors Constructor Description NamedTopicFilter(String... topics)
Convenience constructor.NamedTopicFilter(Set<String> topics)
Create filter based on a set of topic names.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description Set<org.apache.kafka.common.TopicPartition>
getAllSubscribedPartitions(org.apache.kafka.clients.consumer.Consumer<?,?> consumer)
Get the Kafka TopicPartitions subscribed to by this set of spouts.String
getTopicsString()
Get the topics string.
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Constructor Detail
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NamedTopicFilter
public NamedTopicFilter(Set<String> topics)
Create filter based on a set of topic names.- Parameters:
topics
- The topic names the filter will pass.
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NamedTopicFilter
public NamedTopicFilter(String... topics)
Convenience constructor.- Parameters:
topics
- The topic names the filter will pass.
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Method Detail
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getAllSubscribedPartitions
public Set<org.apache.kafka.common.TopicPartition> getAllSubscribedPartitions(org.apache.kafka.clients.consumer.Consumer<?,?> consumer)
Description copied from interface:TopicFilter
Get the Kafka TopicPartitions subscribed to by this set of spouts.- Specified by:
getAllSubscribedPartitions
in interfaceTopicFilter
- Parameters:
consumer
- The Kafka consumer to use to read the list of existing partitions- Returns:
- The Kafka partitions this set of spouts should subscribe to
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getTopicsString
public String getTopicsString()
Description copied from interface:TopicFilter
Get the topics string.- Specified by:
getTopicsString
in interfaceTopicFilter
- Returns:
- A human-readable string representing the topics that pass the filter.
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