+++ /dev/null
-package org.apache.lucene.analysis.miscellaneous;
-
-/**
- * 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.Token;
-import org.apache.lucene.analysis.TokenStream;
-
-import java.io.IOException;
-
-/**
- * Links two {@link PrefixAwareTokenFilter}.
- * <p/>
- * <b>NOTE:</b> This filter might not behave correctly if used with custom Attributes, i.e. Attributes other than
- * the ones located in org.apache.lucene.analysis.tokenattributes.
- */
-public class PrefixAndSuffixAwareTokenFilter extends TokenStream {
-
- private PrefixAwareTokenFilter suffix;
-
- public PrefixAndSuffixAwareTokenFilter(TokenStream prefix, TokenStream input, TokenStream suffix) {
- super(suffix);
- prefix = new PrefixAwareTokenFilter(prefix, input) {
- @Override
- public Token updateSuffixToken(Token suffixToken, Token lastInputToken) {
- return PrefixAndSuffixAwareTokenFilter.this.updateInputToken(suffixToken, lastInputToken);
- }
- };
- this.suffix = new PrefixAwareTokenFilter(prefix, suffix) {
- @Override
- public Token updateSuffixToken(Token suffixToken, Token lastInputToken) {
- return PrefixAndSuffixAwareTokenFilter.this.updateSuffixToken(suffixToken, lastInputToken);
- }
- };
- }
-
- public Token updateInputToken(Token inputToken, Token lastPrefixToken) {
- inputToken.setStartOffset(lastPrefixToken.endOffset() + inputToken.startOffset());
- inputToken.setEndOffset(lastPrefixToken.endOffset() + inputToken.endOffset());
- return inputToken;
- }
-
- public Token updateSuffixToken(Token suffixToken, Token lastInputToken) {
- suffixToken.setStartOffset(lastInputToken.endOffset() + suffixToken.startOffset());
- suffixToken.setEndOffset(lastInputToken.endOffset() + suffixToken.endOffset());
- return suffixToken;
- }
-
-
- @Override
- public final boolean incrementToken() throws IOException {
- return suffix.incrementToken();
- }
-
- @Override
- public void reset() throws IOException {
- suffix.reset();
- }
-
-
- @Override
- public void close() throws IOException {
- suffix.close();
- }
-
- @Override
- public void end() throws IOException {
- suffix.end();
- }
-}