+++ /dev/null
-package org.apache.lucene.facet.index;
-
-import java.io.ByteArrayOutputStream;
-import java.io.IOException;
-
-import org.apache.lucene.util.encoding.IntEncoder;
-
-/**
- * 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.
- */
-
-/**
- * Accumulates category IDs for a single document, for writing in byte array
- * form, for example, to a Lucene Payload.
- *
- * @lucene.experimental
- */
-public class CategoryListPayloadStream {
-
- private ByteArrayOutputStream baos = new ByteArrayOutputStream(50);
- private IntEncoder encoder;
-
- /** Creates a Payload stream using the specified encoder. */
- public CategoryListPayloadStream(IntEncoder encoder) {
- this.encoder = encoder;
- this.encoder.reInit(baos);
- }
-
- /** Appends an integer to the stream. */
- public void appendIntToStream(int intValue) throws IOException {
- encoder.encode(intValue);
- }
-
- /** Returns the streamed bytes so far accumulated, as an array of bytes. */
- public byte[] convertStreamToByteArray() {
- try {
- encoder.close();
- return baos.toByteArray();
- } catch (IOException e) {
- // This cannot happen, because of BAOS (no I/O).
- return new byte[0];
- }
- }
-
- /** Resets this stream to begin building a new payload. */
- public void reset() throws IOException {
- encoder.close();
- baos.reset();
- encoder.reInit(baos);
- }
-
-}