pylucene 3.5.0-3

[pylucene.git] / lucene-java-3.4.0 / lucene / src / java / org / apache / lucene / index / SortedTermVectorMapper.java

diff --git a/lucene-java-3.4.0/lucene/src/java/org/apache/lucene/index/SortedTermVectorMapper.java b/lucene-java-3.4.0/lucene/src/java/org/apache/lucene/index/SortedTermVectorMapper.java
deleted file mode 100644 (file)
index 6fccec8..0000000
--- a/lucene-java-3.4.0/lucene/src/java/org/apache/lucene/index/SortedTermVectorMapper.java
+++ /dev/null
@@ -1,131 +0,0 @@
-package org.apache.lucene.index;
-/**
- * Copyright 2007 The Apache Software Foundation
- *
- * Licensed 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.
- */
-
-import java.util.*;
-
-/**
- * Store a sorted collection of {@link org.apache.lucene.index.TermVectorEntry}s.  Collects all term information
- * into a single, SortedSet.
- * <br/>
- * NOTE: This Mapper ignores all Field information for the Document.  This means that if you are using offset/positions you will not
- * know what Fields they correlate with.
- *  <br/>
- * This is not thread-safe  
- */
-public class SortedTermVectorMapper extends TermVectorMapper{
-
-
-  private SortedSet<TermVectorEntry> currentSet;
-  private Map<String,TermVectorEntry> termToTVE = new HashMap<String,TermVectorEntry>();
-  private boolean storeOffsets;
-  private boolean storePositions;
-  /**
-   * Stand-in name for the field in {@link TermVectorEntry}.
-   */
-  public static final String ALL = "_ALL_";
-
-  /**
-   *
-   * @param comparator A Comparator for sorting {@link TermVectorEntry}s
-   */
-  public SortedTermVectorMapper(Comparator<TermVectorEntry> comparator) {
-    this(false, false, comparator);
-  }
-
-
-  public SortedTermVectorMapper(boolean ignoringPositions, boolean ignoringOffsets, Comparator<TermVectorEntry> comparator) {
-    super(ignoringPositions, ignoringOffsets);
-    currentSet = new TreeSet<TermVectorEntry>(comparator);
-  }
-
-  /**
-   *
-   * @param term The term to map
-   * @param frequency The frequency of the term
-   * @param offsets Offset information, may be null
-   * @param positions Position information, may be null
-   */
-  //We need to combine any previous mentions of the term
-  @Override
-  public void map(String term, int frequency, TermVectorOffsetInfo[] offsets, int[] positions) {
-    TermVectorEntry entry =  termToTVE.get(term);
-    if (entry == null) {
-      entry = new TermVectorEntry(ALL, term, frequency, 
-              storeOffsets == true ? offsets : null,
-              storePositions == true ? positions : null);
-      termToTVE.put(term, entry);
-      currentSet.add(entry);
-    } else {
-      entry.setFrequency(entry.getFrequency() + frequency);
-      if (storeOffsets)
-      {
-        TermVectorOffsetInfo [] existingOffsets = entry.getOffsets();
-        //A few diff. cases here:  offsets is null, existing offsets is null, both are null, same for positions
-        if (existingOffsets != null && offsets != null && offsets.length > 0)
-        {
-          //copy over the existing offsets
-          TermVectorOffsetInfo [] newOffsets = new TermVectorOffsetInfo[existingOffsets.length + offsets.length];
-          System.arraycopy(existingOffsets, 0, newOffsets, 0, existingOffsets.length);
-          System.arraycopy(offsets, 0, newOffsets, existingOffsets.length, offsets.length);
-          entry.setOffsets(newOffsets);
-        }
-        else if (existingOffsets == null && offsets != null && offsets.length > 0)
-        {
-          entry.setOffsets(offsets);
-        }
-        //else leave it alone
-      }
-      if (storePositions)
-      {
-        int [] existingPositions = entry.getPositions();
-        if (existingPositions != null && positions != null && positions.length > 0)
-        {
-          int [] newPositions = new int[existingPositions.length + positions.length];
-          System.arraycopy(existingPositions, 0, newPositions, 0, existingPositions.length);
-          System.arraycopy(positions, 0, newPositions, existingPositions.length, positions.length);
-          entry.setPositions(newPositions);
-        }
-        else if (existingPositions == null && positions != null && positions.length > 0)
-        {
-          entry.setPositions(positions);
-        }
-      }
-    }
-
-
-  }
-
-  @Override
-  public void setExpectations(String field, int numTerms, boolean storeOffsets, boolean storePositions) {
-
-    this.storeOffsets = storeOffsets;
-    this.storePositions = storePositions;
-  }
-
-  /**
-   * The TermVectorEntrySet.  A SortedSet of {@link TermVectorEntry} objects.  Sort is by the comparator passed into the constructor.
-   *<br/>
-   * This set will be empty until after the mapping process takes place.
-   *
-   * @return The SortedSet of {@link TermVectorEntry}.
-   */
-  public SortedSet<TermVectorEntry> getTermVectorEntrySet()
-  {
-    return currentSet;
-  }
-
-}