pylucene 3.5.0-3

[pylucene.git] / lucene-java-3.4.0 / lucene / contrib / analyzers / smartcn / src / java / org / apache / lucene / analysis / cn / smart / hhmm / SegTokenFilter.java

diff --git a/lucene-java-3.4.0/lucene/contrib/analyzers/smartcn/src/java/org/apache/lucene/analysis/cn/smart/hhmm/SegTokenFilter.java b/lucene-java-3.4.0/lucene/contrib/analyzers/smartcn/src/java/org/apache/lucene/analysis/cn/smart/hhmm/SegTokenFilter.java
deleted file mode 100644 (file)
index 1733cab..0000000
--- a/lucene-java-3.4.0/lucene/contrib/analyzers/smartcn/src/java/org/apache/lucene/analysis/cn/smart/hhmm/SegTokenFilter.java
+++ /dev/null
@@ -1,68 +0,0 @@
-/**
- * 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.lucene.analysis.cn.smart.hhmm;
-
-import org.apache.lucene.analysis.cn.smart.Utility;
-import org.apache.lucene.analysis.cn.smart.WordType;
-
-/**
- * <p>
- * Filters a {@link SegToken} by converting full-width latin to half-width, then lowercasing latin.
- * Additionally, all punctuation is converted into {@link Utility#COMMON_DELIMITER}
- * </p>
- * @lucene.experimental
- */
-public class SegTokenFilter {
-
-  /**
-   * Filter an input {@link SegToken}
-   * <p>
-   * Full-width latin will be converted to half-width, then all latin will be lowercased.
-   * All punctuation is converted into {@link Utility#COMMON_DELIMITER}
-   * </p>
-   * 
-   * @param token input {@link SegToken}
-   * @return normalized {@link SegToken}
-   */
-  public SegToken filter(SegToken token) {
-    switch (token.wordType) {
-      case WordType.FULLWIDTH_NUMBER:
-      case WordType.FULLWIDTH_STRING: /* first convert full-width -> half-width */
-        for (int i = 0; i < token.charArray.length; i++) {
-          if (token.charArray[i] >= 0xFF10)
-            token.charArray[i] -= 0xFEE0;
-
-          if (token.charArray[i] >= 0x0041 && token.charArray[i] <= 0x005A) /* lowercase latin */
-            token.charArray[i] += 0x0020;
-        }
-        break;
-      case WordType.STRING:
-        for (int i = 0; i < token.charArray.length; i++) {
-          if (token.charArray[i] >= 0x0041 && token.charArray[i] <= 0x005A) /* lowercase latin */
-            token.charArray[i] += 0x0020;
-        }
-        break;
-      case WordType.DELIMITER: /* convert all punctuation to Utility.COMMON_DELIMITER */
-        token.charArray = Utility.COMMON_DELIMITER;
-        break;
-      default:
-        break;
-    }
-    return token;
-  }
-}