pylucene 3.5.0-3

[pylucene.git] / lucene-java-3.5.0 / lucene / contrib / analyzers / common / src / java / org / apache / lucene / analysis / sinks / TokenTypeSinkFilter.java

diff --git a/lucene-java-3.5.0/lucene/contrib/analyzers/common/src/java/org/apache/lucene/analysis/sinks/TokenTypeSinkFilter.java b/lucene-java-3.5.0/lucene/contrib/analyzers/common/src/java/org/apache/lucene/analysis/sinks/TokenTypeSinkFilter.java
new file mode 100644 (file)
index 0000000..f618bc5
--- /dev/null
+++ b/lucene-java-3.5.0/lucene/contrib/analyzers/common/src/java/org/apache/lucene/analysis/sinks/TokenTypeSinkFilter.java
@@ -0,0 +1,42 @@
+package org.apache.lucene.analysis.sinks;
+
+/**
+ * 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.
+ */
+
+import org.apache.lucene.analysis.TeeSinkTokenFilter.SinkFilter;
+import org.apache.lucene.analysis.tokenattributes.TypeAttribute;
+import org.apache.lucene.util.AttributeSource;
+
+public class TokenTypeSinkFilter extends SinkFilter {
+  private String typeToMatch;
+  private TypeAttribute typeAtt;
+
+  public TokenTypeSinkFilter(String typeToMatch) {
+    this.typeToMatch = typeToMatch;
+  }
+
+  @Override
+  public boolean accept(AttributeSource source) {
+    if (typeAtt == null) {
+      typeAtt = source.addAttribute(TypeAttribute.class);
+    }
+    
+    //check to see if this is a Category
+    return (typeToMatch.equals(typeAtt.type()));
+  }
+
+}