org.elasticsearch.index.fielddata.SingletonSortedNumericDoubleValues Maven / Gradle / Ivy
Show all versions of elasticsearch Show documentation
/*
* Licensed to Elasticsearch under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Elasticsearch 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.elasticsearch.index.fielddata;
import java.io.IOException;
/**
* Exposes multi-valued view over a single-valued instance.
*
* This can be used if you want to have one multi-valued implementation
* that works for single or multi-valued types.
*/
final class SingletonSortedNumericDoubleValues extends SortedNumericDoubleValues {
private final NumericDoubleValues in;
SingletonSortedNumericDoubleValues(NumericDoubleValues in) {
this.in = in;
}
/** Return the wrapped {@link NumericDoubleValues} */
public NumericDoubleValues getNumericDoubleValues() {
return in;
}
@Override
public boolean advanceExact(int target) throws IOException {
return in.advanceExact(target);
}
@Override
public int docValueCount() {
return 1;
}
@Override
public double nextValue() throws IOException {
return in.doubleValue();
}
}