Package org.apache.solr.core

Interface SolrEventListener

All Superinterfaces:
NamedListInitializedPlugin
All Known Implementing Classes:
AbstractSolrEventListener, DelegatingEventListener, QuerySenderListener
public interface SolrEventListener extends NamedListInitializedPlugin

  • Method Summary

    Modifier and Type
    Method
    Description
    void
    newSearcher(SolrIndexSearcher newSearcher, SolrIndexSearcher currentSearcher)
    The searchers passed here are only guaranteed to be valid for the duration of this method call, so care should be taken not to spawn threads or asynchronous tasks with references to these searchers.
    void
    postCommit()
     
    void
    postSoftCommit()
     

    Methods inherited from interface org.apache.solr.util.plugin.NamedListInitializedPlugin

    init

  • Method Details

    • postCommit

      void postCommit()

    • postSoftCommit

      void postSoftCommit()

    • newSearcher

      void newSearcher(SolrIndexSearcher newSearcher, SolrIndexSearcher currentSearcher)
      The searchers passed here are only guaranteed to be valid for the duration of this method call, so care should be taken not to spawn threads or asynchronous tasks with references to these searchers.

      Implementations should add the EventParams.EVENT parameter and set it to a value of either:

      • EventParams.FIRST_SEARCHER - First Searcher event
      • EventParams.NEW_SEARCHER - New Searcher event
      Sample: 
       if (currentSearcher != null) {
 nlst.add(CommonParams.EVENT, CommonParams.NEW_SEARCHER);
 } else {
 nlst.add(CommonParams.EVENT, CommonParams.FIRST_SEARCHER);
 }
      Parameters:
      newSearcher - The new SolrIndexSearcher to use
      currentSearcher - The existing SolrIndexSearcher. null if this is a firstSearcher event.
      See Also: