X-Git-Url: https://git.mdrn.pl/pylucene.git/blobdiff_plain/a2e61f0c04805cfcb8706176758d1283c7e3a55c..aaeed5504b982cf3545252ab528713250aa33eed:/lucene-java-3.4.0/lucene/contrib/queries/src/java/org/apache/lucene/search/regex/RegexTermEnum.java?ds=sidebyside diff --git a/lucene-java-3.4.0/lucene/contrib/queries/src/java/org/apache/lucene/search/regex/RegexTermEnum.java b/lucene-java-3.4.0/lucene/contrib/queries/src/java/org/apache/lucene/search/regex/RegexTermEnum.java deleted file mode 100644 index ae814aa..0000000 --- a/lucene-java-3.4.0/lucene/contrib/queries/src/java/org/apache/lucene/search/regex/RegexTermEnum.java +++ /dev/null @@ -1,83 +0,0 @@ -package org.apache.lucene.search.regex; - -/** - * 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.search.FilteredTermEnum; -import org.apache.lucene.index.IndexReader; -import org.apache.lucene.index.Term; - -import java.io.IOException; - -/** - * Subclass of FilteredTermEnum for enumerating all terms that match the - * specified regular expression term using the specified regular expression - * implementation. - *

- * Term enumerations are always ordered by Term.compareTo(). Each term in - * the enumeration is greater than all that precede it. - */ - -public class RegexTermEnum extends FilteredTermEnum { - private String field = ""; - private String pre = ""; - private boolean endEnum = false; - private RegexCapabilities regexImpl; - - public RegexTermEnum(IndexReader reader, Term term, RegexCapabilities regexImpl) throws IOException { - super(); - field = term.field(); - String text = term.text(); - this.regexImpl = regexImpl; - - regexImpl.compile(text); - - pre = regexImpl.prefix(); - if (pre == null) pre = ""; - - setEnum(reader.terms(new Term(term.field(), pre))); - } - - @Override - protected final boolean termCompare(Term term) { - if (field == term.field()) { - String searchText = term.text(); - if (searchText.startsWith(pre)) { - return regexImpl.match(searchText); - } - } - endEnum = true; - return false; - } - - @Override - public final float difference() { -// TODO: adjust difference based on distance of searchTerm.text() and term().text() - return 1.0f; - } - - @Override - public final boolean endEnum() { - return endEnum; - } - - @Override - public void close() throws IOException { - super.close(); - field = null; - } -}