+++ /dev/null
-package org.apache.lucene.analysis.payloads;
-/**
- * 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.index.Payload;
-
-import java.nio.ByteBuffer;
-import java.nio.CharBuffer;
-import java.nio.charset.Charset;
-
-
-/**
- * Does nothing other than convert the char array to a byte array using the specified encoding.
- *
- **/
-public class IdentityEncoder extends AbstractEncoder implements PayloadEncoder{
-
- protected Charset charset = Charset.forName("UTF-8");
-
- /** @deprecated This field is no longer used. Use {@link #charset} instead. */
- @Deprecated
- protected String charsetName = charset.name();
-
- public IdentityEncoder() {
- }
-
- public IdentityEncoder(Charset charset) {
- this.charset = charset;
- // @deprecated, remove this in 4.0:
- charsetName = charset.name();
- }
-
-
- public Payload encode(char[] buffer, int offset, int length) {
- final ByteBuffer bb = charset.encode(CharBuffer.wrap(buffer, offset, length));
- if (bb.hasArray()) {
- return new Payload(bb.array(), bb.arrayOffset() + bb.position(), bb.remaining());
- } else {
- // normally it should always have an array, but who knows?
- final byte[] b = new byte[bb.remaining()];
- bb.get(b);
- return new Payload(b);
- }
- }
-}