| /* ==================================================================== |
| 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.record; |
| |
| import java.util.Map; |
| import java.util.function.Supplier; |
| |
| import org.apache.poi.util.GenericRecordUtil; |
| import org.apache.poi.util.LittleEndianOutput; |
| |
| /** |
| * Used by Excel and other MS apps to quickly find rows in the sheets. |
| */ |
| public final class DBCellRecord extends StandardRecord { |
| public static final short sid = 0x00D7; |
| public static final int BLOCK_SIZE = 32; |
| |
| /** |
| * offset from the start of this DBCellRecord to the start of the first cell in |
| * the next DBCell block. |
| */ |
| private final int field_1_row_offset; |
| private final short[] field_2_cell_offsets; |
| |
| public DBCellRecord(int rowOffset, short[] cellOffsets) { |
| field_1_row_offset = rowOffset; |
| field_2_cell_offsets = cellOffsets; |
| } |
| |
| public DBCellRecord(RecordInputStream in) { |
| field_1_row_offset = in.readUShort(); |
| int size = in.remaining(); |
| field_2_cell_offsets = new short[ size / 2 ]; |
| |
| for (int i=0;i<field_2_cell_offsets.length;i++) { |
| field_2_cell_offsets[ i ] = in.readShort(); |
| } |
| } |
| |
| public void serialize(LittleEndianOutput out) { |
| out.writeInt(field_1_row_offset); |
| for (short field_2_cell_offset : field_2_cell_offsets) { |
| out.writeShort(field_2_cell_offset); |
| } |
| } |
| protected int getDataSize() { |
| return 4 + field_2_cell_offsets.length * 2; |
| } |
| |
| public short getSid() { |
| return sid; |
| } |
| |
| @Override |
| public DBCellRecord copy() { |
| // safe because immutable |
| return this; |
| } |
| |
| @Override |
| public HSSFRecordTypes getGenericRecordType() { |
| return HSSFRecordTypes.DB_CELL; |
| } |
| |
| @Override |
| public Map<String, Supplier<?>> getGenericProperties() { |
| return GenericRecordUtil.getGenericProperties( |
| "rowOffset", () -> field_1_row_offset, |
| "cellOffsets", () -> field_2_cell_offsets |
| ); |
| } |
| } |