svn commit: r739247 - in /lucene/solr/trunk: CHANGES.txt src/java/org/apache/solr/analysis/PositionFilterFactory.java

[sh...@apache.org]

Author: shalin
Date: Fri Jan 30 11:38:23 2009
New Revision: 739247

URL: http://svn.apache.org/viewvc?rev=739247&view=rev
Log:
SOLR-763 -- Add support for Lucene's PositionFilter

Added:
    lucene/solr/trunk/src/java/org/apache/solr/analysis/PositionFilterFactory.java   (with props)
Modified:
    lucene/solr/trunk/CHANGES.txt

Modified: lucene/solr/trunk/CHANGES.txt
URL: http://svn.apache.org/viewvc/lucene/solr/trunk/CHANGES.txt?rev=739247&r1=739246&r2=739247&view=diff
==============================================================================
--- lucene/solr/trunk/CHANGES.txt (original)
+++ lucene/solr/trunk/CHANGES.txt Fri Jan 30 11:38:23 2009
@@ -141,6 +141,8 @@
 30. SOLR-865: Adding support for document updates in binary format and corresponding support in Solrj client.
     (Noble Paul via shalin)
 
+31. SOLR-763: Add support for Lucene's PositionFilter (Mck SembWever via shalin)
+
 
 Optimizations
 ----------------------

Added: lucene/solr/trunk/src/java/org/apache/solr/analysis/PositionFilterFactory.java
URL: http://svn.apache.org/viewvc/lucene/solr/trunk/src/java/org/apache/solr/analysis/PositionFilterFactory.java?rev=739247&view=auto
==============================================================================
--- lucene/solr/trunk/src/java/org/apache/solr/analysis/PositionFilterFactory.java (added)
+++ lucene/solr/trunk/src/java/org/apache/solr/analysis/PositionFilterFactory.java Fri Jan 30 11:38:23 2009
@@ -0,0 +1,45 @@
+/**
+ * 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.solr.analysis;
+
+import org.apache.lucene.analysis.TokenStream;
+import org.apache.lucene.analysis.position.PositionFilter;
+
+import java.util.Map;
+
+/**
+ * Set the positionIncrement of all tokens to the "positionIncrement", except the first return token which retains its
+ * original positionIncrement value. The default positionIncrement value is zero.
+ *
+ * @version $Id$
+ * @see org.apache.lucene.analysis.position.PositionFilter
+ * @since solr 1.4
+ */
+public class PositionFilterFactory extends BaseTokenFilterFactory {
+  private int positionIncrement;
+
+  public void init(Map<String, String> args) {
+    super.init(args);
+    positionIncrement = getInt("positionIncrement", 0);
+  }
+
+  public PositionFilter create(TokenStream input) {
+    return new PositionFilter(input, positionIncrement);
+  }
+}
+

Propchange: lucene/solr/trunk/src/java/org/apache/solr/analysis/PositionFilterFactory.java
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Propchange: lucene/solr/trunk/src/java/org/apache/solr/analysis/PositionFilterFactory.java
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