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A Search Engine microservice with indexing and search features based on Apache Lucene

There is a newer version: 1.5.2

/**
 * Copyright 2015-2016 Emmanuel Keller / QWAZR
 * 
 * Licensed 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 com.qwazr.search.function;

import com.qwazr.search.index.QueryContext;
import org.apache.lucene.queries.function.ValueSource;
import org.apache.lucene.queryparser.classic.ParseException;
import org.apache.lucene.queryparser.flexible.core.QueryNodeException;

import java.io.IOException;
import java.util.Objects;

public class PowFloatFunction extends AbstractValueSource {

	public final AbstractValueSource a;
	public final AbstractValueSource b;

	public PowFloatFunction() {
		a = null;
		b = null;
	}

	public PowFloatFunction(AbstractValueSource a, AbstractValueSource b) {
		this.a = a;
		this.b = b;
	}

	@Override
	public ValueSource getValueSource(QueryContext queryContext)
			throws ParseException, IOException, QueryNodeException, ReflectiveOperationException {
		Objects.requireNonNull(a, "a value source is missing");
		Objects.requireNonNull(b, "b value source is missing");
		return new org.apache.lucene.queries.function.valuesource.PowFloatFunction(a.getValueSource(queryContext),
				b.getValueSource(queryContext));
	}
}