X-Git-Url: https://git.mdrn.pl/pylucene.git/blobdiff_plain/a2e61f0c04805cfcb8706176758d1283c7e3a55c..aaeed5504b982cf3545252ab528713250aa33eed:/lucene-java-3.4.0/lucene/contrib/facet/src/java/org/apache/lucene/facet/util/PartitionsUtils.java

diff --git a/lucene-java-3.4.0/lucene/contrib/facet/src/java/org/apache/lucene/facet/util/PartitionsUtils.java b/lucene-java-3.4.0/lucene/contrib/facet/src/java/org/apache/lucene/facet/util/PartitionsUtils.java
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--- a/lucene-java-3.4.0/lucene/contrib/facet/src/java/org/apache/lucene/facet/util/PartitionsUtils.java
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@@ -1,104 +0,0 @@
-package org.apache.lucene.facet.util;
-
-import org.apache.lucene.facet.index.params.CategoryListParams;
-import org.apache.lucene.facet.index.params.FacetIndexingParams;
-import org.apache.lucene.facet.search.params.FacetSearchParams;
-import org.apache.lucene.facet.taxonomy.TaxonomyReader;
-
-/**
- * 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.
- */
-
-/**
- * Utilities for partitions - sizes and such
- * 
- * @lucene.experimental
- */
-public final class PartitionsUtils {
-
-  /**
-   * Get the offset for a given partition.  That is, what is the minimum number an
-   * ordinal could be for a particular partition. 
-   */
-  public final static int partitionOffset (  FacetIndexingParams iParams, 
-                        int partitionNumber, 
-                        final TaxonomyReader taxonomyReader) {
-    return partitionNumber * partitionSize(iParams, taxonomyReader);
-  }
-
-  /**
-   * @see #partitionOffset(FacetIndexingParams, int, TaxonomyReader)
-   */
-  public final static int partitionOffset (  FacetSearchParams sParams, 
-                        int partitionNumber, 
-                        final TaxonomyReader taxonomyReader) {
-    return partitionOffset(sParams.getFacetIndexingParams(), partitionNumber, taxonomyReader);
-  }
-
-  /**
-   * Get the partition size in this parameter, or return the size of the taxonomy, which
-   * is smaller.  (Guarantees usage of as little memory as possible at search time).
-   */
-  public final static int partitionSize(FacetIndexingParams indexingParams, final TaxonomyReader taxonomyReader) {
-    return Math.min(indexingParams.getPartitionSize(), taxonomyReader.getSize());
-  }
-
-  /**
-   * @see #partitionSize(FacetIndexingParams, TaxonomyReader)
-   */
-  public final static int partitionSize(FacetSearchParams sParams, final TaxonomyReader taxonomyReader) {
-    return partitionSize(sParams.getFacetIndexingParams(), taxonomyReader);
-  }
-
-  /**
-   * Partition number of an ordinal.
-   * <p>
-   * This allows to locate the partition containing a certain (facet) ordinal.
-   * @see FacetIndexingParams#getPartitionSize()      
-   */
-  public final static int partitionNumber(FacetIndexingParams iParams, int ordinal) {
-    return ordinal / iParams.getPartitionSize();
-  }
-
-  /**
-   * @see #partitionNumber(FacetIndexingParams, int)
-   */
-  public final static int partitionNumber(FacetSearchParams sParams, int ordinal) {
-    return partitionNumber(sParams.getFacetIndexingParams(), ordinal);
-  }
-
-  /**
-   * Partition name by category ordinal
-   */
-  public final static String partitionNameByOrdinal(  FacetIndexingParams iParams, 
-                            CategoryListParams clParams, 
-                            int ordinal) {
-    int partition = partitionNumber(iParams, ordinal); 
-    return partitionName(clParams, partition);
-  }
-
-  /** 
-   * Partition name by its number
-   */
-  public final static String partitionName(CategoryListParams clParams, int partition) {
-    String term = clParams.getTerm().text();
-    if (partition == 0) {
-      return term; // for backwards compatibility we do not add a partition number in this case
-    }
-    return term + partition;
-  }
-
-}