/*
* 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.
*/
package org.apache.lucene.analysis;
import java.nio.charset.StandardCharsets;
import org.apache.lucene.analysis.tokenattributes.CharTermAttributeImpl;
import org.apache.lucene.util.AttributeFactory;
import org.apache.lucene.util.BytesRef;
/**
* Extension of {@link CharTermAttributeImpl} that encodes the term
* text as UTF-16 bytes instead of as UTF-8 bytes.
*/
public class MockUTF16TermAttributeImpl extends CharTermAttributeImpl {
/** Factory that returns an instance of this class for CharTermAttribute */
public static final AttributeFactory UTF16_TERM_ATTRIBUTE_FACTORY =
AttributeFactory.getStaticImplementation(AttributeFactory.DEFAULT_ATTRIBUTE_FACTORY, MockUTF16TermAttributeImpl.class);
@Override
public BytesRef getBytesRef() {
final BytesRef ref = this.builder.get();
ref.bytes = toString().getBytes(StandardCharsets.UTF_16LE);
ref.offset = 0;
ref.length = ref.bytes.length;
return ref;
}
}