55 lines
2.0 KiB
Java
55 lines
2.0 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.eval.*;
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/**
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* Implementation for Excel CODE () function.<p/>
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* <p/>
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* <b>Syntax</b>:<br/> <b>CODE </b>(<b>text</b> )<br/>
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* <p/>
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* Returns a numeric code for the first character in a text string. The returned code corresponds to the character set used by your computer.
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* <p/>
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* text The text for which you want the code of the first character.
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*
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* @author cedric dot walter @ gmail dot com
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*/
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public class Code extends Fixed1ArgFunction {
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public ValueEval evaluate(int srcRowIndex, int srcColumnIndex, ValueEval textArg) {
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ValueEval veText1;
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try {
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veText1 = OperandResolver.getSingleValue(textArg, srcRowIndex, srcColumnIndex);
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} catch (EvaluationException e) {
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return e.getErrorEval();
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}
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String text = OperandResolver.coerceValueToString(veText1);
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if (text.length() == 0) {
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return ErrorEval.VALUE_INVALID;
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}
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int code = (int)text.charAt(0);
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return new StringEval(String.valueOf(code));
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}
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}
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