+++ /dev/null
-package org.apache.lucene.util.encoding;
-
-import java.io.IOException;
-import java.io.InputStream;
-
-/**
- * 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.
- */
-
-/**
- * An {@link IntDecoder} which wraps another {@link IntDecoder} and reverts the
- * d-gap that was encoded by {@link DGapIntEncoder}. The wrapped decoder
- * performs the actual decoding, while this class simply adds the decoded value
- * to the previous value.
- *
- * @lucene.experimental
- */
-public class DGapIntDecoder extends IntDecoder {
-
- private final IntDecoder decoder;
-
- private int prev = 0;
-
- public DGapIntDecoder(IntDecoder decoder) {
- this.decoder = decoder;
- }
-
- @Override
- public long decode() throws IOException {
- long decode = decoder.decode();
- if (decode == EOS) {
- return EOS;
- }
-
- return prev += decode;
- }
-
- @Override
- public void reInit(InputStream in) {
- decoder.reInit(in);
- prev = 0;
- }
-
- @Override
- public String toString() {
- return "DGap (" + decoder.toString() + ")";
- }
-
-}