56 lines
2.2 KiB
Java
56 lines
2.2 KiB
Java
/* ====================================================================
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Licensed to the Apache Software Foundation (ASF) under one or more
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contributor license agreements. See the NOTICE file distributed with
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this work for additional information regarding copyright ownership.
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The ASF licenses this file to You under the Apache License, Version 2.0
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(the "License"); you may not use this file except in compliance with
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the License. You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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==================================================================== */
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package org.apache.poi.ss.formula.functions;
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import org.apache.poi.ss.formula.OperationEvaluationContext;
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import org.apache.poi.ss.formula.eval.ErrorEval;
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import org.apache.poi.ss.formula.eval.NumberEval;
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import org.apache.poi.ss.formula.eval.ValueEval;
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/**
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* Implementation for the function COUNTIFS
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* <p>
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* Syntax: COUNTIFS(criteria_range1, criteria1, [criteria_range2, criteria2])
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* </p>
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*/
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public class Countifs implements FreeRefFunction {
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public static final FreeRefFunction instance = new Countifs();
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public ValueEval evaluate(ValueEval[] args, OperationEvaluationContext ec) {
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Double result = null;
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if (args.length == 0 || args.length % 2 > 0) {
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return ErrorEval.VALUE_INVALID;
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}
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for (int i = 0; i < args.length; ) {
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ValueEval firstArg = args[i];
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ValueEval secondArg = args[i + 1];
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i += 2;
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NumberEval evaluate = (NumberEval) new Countif().evaluate(new ValueEval[]{firstArg, secondArg}, ec.getRowIndex(), ec.getColumnIndex());
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if (result == null) {
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result = evaluate.getNumberValue();
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} else if (evaluate.getNumberValue() < result) {
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result = evaluate.getNumberValue();
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}
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}
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return new NumberEval(result == null ? 0 : result);
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}
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}
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