| |
| /* ==================================================================== |
| Copyright 2002-2004 Apache Software Foundation |
| |
| Licensed 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.record; |
| |
| import org.apache.poi.util.LittleEndian; |
| |
| /** |
| * Title: Date Window 1904 Flag record <P> |
| * Description: Flag specifying whether 1904 date windowing is used. |
| * (tick toc tick toc...BOOM!) <P> |
| * REFERENCE: PG 280 Microsoft Excel 97 Developer's Kit (ISBN: 1-57231-498-2)<P> |
| * @author Andrew C. Oliver (acoliver at apache dot org) |
| * @version 2.0-pre |
| */ |
| |
| public class DateWindow1904Record |
| extends Record |
| { |
| public final static short sid = 0x22; |
| private short field_1_window; |
| |
| public DateWindow1904Record() |
| { |
| } |
| |
| /** |
| * Constructs a DateWindow1904 record and sets its fields appropriately. |
| * |
| * @param id id must be 0x22 or an exception will be throw upon validation |
| * @param size the size of the data area of the record |
| * @param data data of the record (should not contain sid/len) |
| */ |
| |
| public DateWindow1904Record(RecordInputStream in) |
| { |
| super(in); |
| } |
| |
| protected void validateSid(short id) |
| { |
| if (id != sid) |
| { |
| throw new RecordFormatException("NOT A 1904 RECORD"); |
| } |
| } |
| |
| protected void fillFields(RecordInputStream in) |
| { |
| field_1_window = in.readShort(); |
| } |
| |
| /** |
| * sets whether or not to use 1904 date windowing (which means you'll be screwed in 2004) |
| * @param window flag - 0/1 (false,true) |
| */ |
| |
| public void setWindowing(short window) |
| { // I hate using numbers in method names so I wont! |
| field_1_window = window; |
| } |
| |
| /** |
| * gets whether or not to use 1904 date windowing (which means you'll be screwed in 2004) |
| * @return window flag - 0/1 (false,true) |
| */ |
| |
| public short getWindowing() |
| { |
| return field_1_window; |
| } |
| |
| public String toString() |
| { |
| StringBuffer buffer = new StringBuffer(); |
| |
| buffer.append("[1904]\n"); |
| buffer.append(" .is1904 = ") |
| .append(Integer.toHexString(getWindowing())).append("\n"); |
| buffer.append("[/1904]\n"); |
| return buffer.toString(); |
| } |
| |
| public int serialize(int offset, byte [] data) |
| { |
| LittleEndian.putShort(data, 0 + offset, sid); |
| LittleEndian.putShort(data, 2 + offset, |
| (( short ) 0x02)); // 2 bytes (6 total) |
| LittleEndian.putShort(data, 4 + offset, getWindowing()); |
| return getRecordSize(); |
| } |
| |
| public int getRecordSize() |
| { |
| return 6; |
| } |
| |
| public short getSid() |
| { |
| return this.sid; |
| } |
| } |