| /* ==================================================================== |
| 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.poi.ss.formula.eval; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| /** |
| * Handling of a list of values, e.g. the 2nd argument in RANK(A1,(B1,B2,B3),1) |
| */ |
| public class RefListEval implements ValueEval { |
| private final List<ValueEval> list = new ArrayList<>(); |
| |
| public RefListEval(ValueEval v1, ValueEval v2) { |
| add(v1); |
| add(v2); |
| } |
| |
| private void add(ValueEval v) { |
| // flatten multiple nested RefListEval |
| if(v instanceof RefListEval) { |
| list.addAll(((RefListEval)v).list); |
| } else { |
| list.add(v); |
| } |
| } |
| |
| public List<ValueEval> getList() { |
| return list; |
| } |
| } |