123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101 |
- /* ====================================================================
- 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.xssf.binary;
-
- import java.io.IOException;
- import java.io.InputStream;
- import java.util.ArrayList;
- import java.util.List;
- import java.util.SortedMap;
- import java.util.TreeMap;
-
- import org.apache.poi.POIXMLException;
- import org.apache.poi.ss.usermodel.BuiltinFormats;
- import org.apache.poi.util.Internal;
-
- @Internal
- public class XSSFBStylesTable extends XSSFBParser {
-
- private final SortedMap<Short, String> numberFormats = new TreeMap<Short,String>();
- private final List<Short> styleIds = new ArrayList<Short>();
-
- private boolean inCellXFS = false;
- private boolean inFmts = false;
- public XSSFBStylesTable(InputStream is) throws IOException {
- super(is);
- parse();
- }
-
- String getNumberFormatString(int idx) {
- if (numberFormats.containsKey(styleIds.get((short)idx))) {
- return numberFormats.get(styleIds.get((short)idx));
- }
-
- return BuiltinFormats.getBuiltinFormat(styleIds.get((short)idx));
- }
-
- @Override
- public void handleRecord(int recordType, byte[] data) throws XSSFBParseException {
- XSSFBRecordType type = XSSFBRecordType.lookup(recordType);
- switch (type) {
- case BrtBeginCellXFs:
- inCellXFS = true;
- break;
- case BrtEndCellXFs:
- inCellXFS = false;
- break;
- case BrtXf:
- if (inCellXFS) {
- handleBrtXFInCellXF(data);
- }
- break;
- case BrtBeginFmts:
- inFmts = true;
- break;
- case BrtEndFmts:
- inFmts = false;
- break;
- case BrtFmt:
- if (inFmts) {
- handleFormat(data);
- }
- break;
-
- }
- }
-
- private void handleFormat(byte[] data) {
- int ifmt = data[0] & 0xFF;
- if (ifmt > Short.MAX_VALUE) {
- throw new POIXMLException("Format id must be a short");
- }
- StringBuilder sb = new StringBuilder();
- XSSFBUtils.readXLWideString(data, 2, sb);
- String fmt = sb.toString();
- numberFormats.put((short)ifmt, fmt);
- }
-
- private void handleBrtXFInCellXF(byte[] data) {
- int ifmtOffset = 2;
- //int ifmtLength = 2;
-
- //numFmtId in xml terms
- int ifmt = data[ifmtOffset] & 0xFF;//the second byte is ignored
- styleIds.add((short)ifmt);
- }
- }
|