Package org.apache.lucene.index

Examples of org.apache.lucene.index.IndexDeletionPolicy

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    }
  }
 
  public static IndexDeletionPolicy getIndexDeletionPolicy(Config config) {
    String deletionPolicyName = config.get("deletion.policy", "org.apache.lucene.index.KeepOnlyLastCommitDeletionPolicy");
    IndexDeletionPolicy indexDeletionPolicy = null;
    RuntimeException err = null;
    try {
      indexDeletionPolicy = Class.forName(deletionPolicyName).asSubclass(IndexDeletionPolicy.class).newInstance();
    } catch (IllegalAccessException iae) {
      err = new RuntimeException("unable to instantiate class '" + deletionPolicyName + "' as IndexDeletionPolicy");
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    return infoRegistry;
  }

   private void initDeletionPolicy() {
     PluginInfo info = solrConfig.getPluginInfo(IndexDeletionPolicy.class.getName());
     IndexDeletionPolicy delPolicy = null;
     if(info != null){
       delPolicy = createInstance(info.className,IndexDeletionPolicy.class,"Deletion Policy for SOLR");
       if (delPolicy instanceof NamedListInitializedPlugin) {
         ((NamedListInitializedPlugin) delPolicy).init(info.initArgs);
       }
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            indexWriter.close();
            log.debug("closing IndexWriter.");
            indexWriter = null;
        }
        if (indexReader == null) {
            IndexDeletionPolicy idp = getIndexDeletionPolicy();
            IndexReader reader;
            if (idp != null) {
                reader = IndexReader.open(getDirectory(), idp);
            } else {
                reader = IndexReader.open(getDirectory());
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   * Constructor over the given {@link IndexWriter}. Uses the last
   * {@link IndexCommit} found in the {@link Directory} managed by the given
   * writer.
   */
  public IndexRevision(IndexWriter writer) throws IOException {
    IndexDeletionPolicy delPolicy = writer.getConfig().getIndexDeletionPolicy();
    if (!(delPolicy instanceof SnapshotDeletionPolicy)) {
      throw new IllegalArgumentException("IndexWriter must be created with SnapshotDeletionPolicy");
    }
    this.writer = writer;
    this.sdp = (SnapshotDeletionPolicy) delPolicy;
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   * {@link IndexCommit} found in the {@link Directory} managed by the given
   * writer.
   */
  public IndexAndTaxonomyRevision(IndexWriter indexWriter, SnapshotDirectoryTaxonomyWriter taxoWriter)
      throws IOException {
    IndexDeletionPolicy delPolicy = indexWriter.getConfig().getIndexDeletionPolicy();
    if (!(delPolicy instanceof SnapshotDeletionPolicy)) {
      throw new IllegalArgumentException("IndexWriter must be created with SnapshotDeletionPolicy");
    }
    this.indexWriter = indexWriter;
    this.taxoWriter = taxoWriter;
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  public static IndexWriterConfig createWriterConfig(Config config, PerfRunData runData, OpenMode mode, IndexCommit commit) {
    Version version = Version.valueOf(config.get("writer.version", Version.LUCENE_40.toString()));
    IndexWriterConfig iwConf = new IndexWriterConfig(version, runData.getAnalyzer());
    iwConf.setOpenMode(mode);
    IndexDeletionPolicy indexDeletionPolicy = getIndexDeletionPolicy(config);
    iwConf.setIndexDeletionPolicy(indexDeletionPolicy);
    if(commit != null)
      iwConf.setIndexCommit(commit);
   
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  public static IndexWriterConfig createWriterConfig(Config config, PerfRunData runData, OpenMode mode, IndexCommit commit) {
    // :Post-Release-Update-Version.LUCENE_XY:
    Version version = Version.valueOf(config.get("writer.version", Version.LUCENE_47.toString()));
    IndexWriterConfig iwConf = new IndexWriterConfig(version, runData.getAnalyzer());
    iwConf.setOpenMode(mode);
    IndexDeletionPolicy indexDeletionPolicy = getIndexDeletionPolicy(config);
    iwConf.setIndexDeletionPolicy(indexDeletionPolicy);
    if(commit != null)
      iwConf.setIndexCommit(commit);
   
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   *
   * @return SnapshotDeletionPolicy
   * @throws IOException
   */
  private SnapshotDeletionPolicy getSnapshotter() throws IOException{
    IndexDeletionPolicy idp = _writer.getConfig().getIndexDeletionPolicy();
    if (idp instanceof SnapshotDeletionPolicy) {
      SnapshotDeletionPolicy snapshotter = (SnapshotDeletionPolicy)idp;
      return snapshotter;
    } else {
      LOG.error("The index deletion policy for [{0}/{1}] does not support snapshots.",
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    return infoRegistry;
  }

   private void initDeletionPolicy() {
     PluginInfo info = solrConfig.getPluginInfo(IndexDeletionPolicy.class.getName());
     IndexDeletionPolicy delPolicy = null;
     if(info != null){
       delPolicy = createInstance(info.className,IndexDeletionPolicy.class,"Deletion Policy for SOLR");
       if (delPolicy instanceof NamedListInitializedPlugin) {
         ((NamedListInitializedPlugin) delPolicy).init(info.initArgs);
       }
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      // if we only want to replicate on optimize, we need the deletion policy to
      // save the last optimized commit point.
      if (replicateOnOptimize) {
        IndexDeletionPolicyWrapper wrapper = core.getDeletionPolicy();
        IndexDeletionPolicy policy = wrapper == null ? null : wrapper.getWrappedDeletionPolicy();
        if (policy instanceof SolrDeletionPolicy) {
          SolrDeletionPolicy solrPolicy = (SolrDeletionPolicy)policy;
          if (solrPolicy.getMaxOptimizedCommitsToKeep() < 1) {
            solrPolicy.setMaxOptimizedCommitsToKeep(1);
          }
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Related Classes of org.apache.lucene.index.IndexDeletionPolicy

  • org.apache.blur.manager.writer.BlurNRTIndex
  • org.apache.jackrabbit.core.query.lucene.AbstractIndex
  • org.apache.lucene.benchmark.byTask.tasks.CreateIndexTask
  • org.apache.lucene.benchmark.byTask.tasks.OpenReaderTask
  • org.apache.lucene.replicator.IndexAndTaxonomyRevision
  • org.apache.lucene.replicator.IndexRevision
  • org.apache.solr.core.SolrCore
  • org.apache.solr.handler.ReplicationHandler
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