pylucene 3.5.0-3

[pylucene.git] / lucene-java-3.5.0 / lucene / src / java / org / apache / lucene / index / SegmentTermPositionVector.java

diff --git a/lucene-java-3.5.0/lucene/src/java/org/apache/lucene/index/SegmentTermPositionVector.java b/lucene-java-3.5.0/lucene/src/java/org/apache/lucene/index/SegmentTermPositionVector.java
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+++ b/lucene-java-3.5.0/lucene/src/java/org/apache/lucene/index/SegmentTermPositionVector.java
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+package org.apache.lucene.index;
+
+/**
+ * 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.
+ */
+
+class SegmentTermPositionVector extends SegmentTermVector implements TermPositionVector {
+  protected int[][] positions;
+  protected TermVectorOffsetInfo[][] offsets;
+  public static final int[] EMPTY_TERM_POS = new int[0];
+  
+  public SegmentTermPositionVector(String field, String terms[], int termFreqs[], int[][] positions, TermVectorOffsetInfo[][] offsets) {
+    super(field, terms, termFreqs);
+    this.offsets = offsets;
+    this.positions = positions;
+  }
+
+  /**
+   * Returns an array of TermVectorOffsetInfo in which the term is found.
+   *
+   * @param index The position in the array to get the offsets from
+   * @return An array of TermVectorOffsetInfo objects or the empty list
+   * @see org.apache.lucene.analysis.Token
+   */
+  public TermVectorOffsetInfo[] getOffsets(int index) {
+    TermVectorOffsetInfo[] result = TermVectorOffsetInfo.EMPTY_OFFSET_INFO;
+    if(offsets == null)
+      return null;
+    if (index >=0 && index < offsets.length)
+    {
+      result = offsets[index];
+    }
+    return result;
+  }
+  
+  /**
+   * Returns an array of positions in which the term is found.
+   * Terms are identified by the index at which its number appears in the
+   * term String array obtained from the <code>indexOf</code> method.
+   */
+  public int[] getTermPositions(int index) {
+    int[] result = EMPTY_TERM_POS;
+    if(positions == null)
+      return null;
+    if (index >=0 && index < positions.length)
+    {
+      result = positions[index];
+    }
+    
+    return result;
+  }
+}
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