84 lines
2.9 KiB
Java
84 lines
2.9 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.format;
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import org.apache.poi.ss.format.CellFormatPart.PartHandler;
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import java.util.Locale;
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import java.util.regex.Matcher;
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/**
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* This class implements printing out text.
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*
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* @author Ken Arnold, Industrious Media LLC
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*/
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public class CellTextFormatter extends CellFormatter {
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private final int[] textPos;
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private final String desc;
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static final CellFormatter SIMPLE_TEXT = new CellTextFormatter("@");
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public CellTextFormatter(String format) {
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super(format);
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final int[] numPlaces = new int[1];
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desc = CellFormatPart.parseFormat(format, CellFormatType.TEXT,
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new PartHandler() {
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public String handlePart(Matcher m, String part,
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CellFormatType type, StringBuffer desc) {
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if (part.equals("@")) {
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numPlaces[0]++;
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return "\u0000";
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}
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return null;
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}
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}).toString();
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// Remember the "@" positions in last-to-first order (to make insertion easier)
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textPos = new int[numPlaces[0]];
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int pos = desc.length() - 1;
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for (int i = 0; i < textPos.length; i++) {
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textPos[i] = desc.lastIndexOf("\u0000", pos);
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pos = textPos[i] - 1;
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}
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}
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/** {@inheritDoc} */
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public void formatValue(StringBuffer toAppendTo, Object obj) {
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int start = toAppendTo.length();
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String text = obj.toString();
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if (obj instanceof Boolean) {
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text = text.toUpperCase(Locale.ROOT);
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}
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toAppendTo.append(desc);
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for (int i = 0; i < textPos.length; i++) {
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int pos = start + textPos[i];
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toAppendTo.replace(pos, pos + 1, text);
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}
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}
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/**
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* {@inheritDoc}
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* <p/>
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* For text, this is just printing the text.
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*/
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public void simpleValue(StringBuffer toAppendTo, Object value) {
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SIMPLE_TEXT.formatValue(toAppendTo, value);
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}
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}
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