| /* ==================================================================== |
| 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.hssf.util; |
| |
| import org.apache.poi.ss.util.CellRangeAddressBase; |
| import org.apache.poi.util.LittleEndianInput; |
| import org.apache.poi.util.LittleEndianOutput; |
| |
| /** |
| * See OOO documentation: excelfileformat.pdf sec 2.5.14 - 'Cell Range Address'<p> |
| * |
| * Implements a CellRangeAddress with 8-but column fields. |
| */ |
| public final class CellRangeAddress8Bit extends CellRangeAddressBase { |
| |
| public static final int ENCODED_SIZE = 6; |
| |
| public CellRangeAddress8Bit(int firstRow, int lastRow, int firstCol, int lastCol) { |
| super(firstRow, lastRow, firstCol, lastCol); |
| } |
| |
| public CellRangeAddress8Bit(LittleEndianInput in) { |
| super(readUShortAndCheck(in), in.readUShort(), in.readUByte(), in.readUByte()); |
| } |
| |
| private static int readUShortAndCheck(LittleEndianInput in) { |
| if (in.available() < ENCODED_SIZE) { |
| // Ran out of data |
| throw new RuntimeException("Ran out of data reading CellRangeAddress"); |
| } |
| return in.readUShort(); |
| } |
| |
| public void serialize(LittleEndianOutput out) { |
| out.writeShort(getFirstRow()); |
| out.writeShort(getLastRow()); |
| out.writeByte(getFirstColumn()); |
| out.writeByte(getLastColumn()); |
| } |
| |
| @Override |
| public CellRangeAddress8Bit copy() { |
| return new CellRangeAddress8Bit(getFirstRow(), getLastRow(), getFirstColumn(), getLastColumn()); |
| } |
| |
| public static int getEncodedSize(int numberOfItems) { |
| return numberOfItems * ENCODED_SIZE; |
| } |
| } |