org.apache.lucene.facet.taxonomy.PrintTaxonomyStats Maven / Gradle / Ivy

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Package for Faceted Indexing and Search

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/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.lucene.facet.taxonomy;

import java.io.IOException;
import java.io.PrintStream;
import java.nio.file.Paths;

import org.apache.lucene.facet.taxonomy.TaxonomyReader.ChildrenIterator;
import org.apache.lucene.facet.taxonomy.directory.DirectoryTaxonomyReader;
import org.apache.lucene.store.Directory;
import org.apache.lucene.store.FSDirectory;
import org.apache.lucene.util.SuppressForbidden;

/** Prints how many ords are under each dimension. */

// java -cp ../build/core/classes/java:../build/facet/classes/java org.apache.lucene.facet.util.PrintTaxonomyStats -printTree /s2/scratch/indices/wikibig.trunk.noparents.facets.Lucene41.nd1M/facets
public class PrintTaxonomyStats {

  /** Sole constructor. */
  public PrintTaxonomyStats() {
  }

  /** Command-line tool. */
  @SuppressForbidden(reason = "System.out required: command line tool")
  public static void main(String[] args) throws IOException {
    boolean printTree = false;
    String path = null;
    for(int i=0;i