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- /* ====================================================================
- 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.common.usermodel.GenericRecord;
- import org.apache.poi.hssf.util.RKUtil;
- import org.apache.poi.util.GenericRecordUtil;
- import org.apache.poi.util.LittleEndianOutput;
- import org.apache.poi.util.RecordFormatException;
-
- /**
- * Used to store multiple RK numbers on a row. 1 MulRk = Multiple Cell values.
- * HSSF just converts this into multiple NUMBER records. READ-ONLY SUPPORT!
- *
- * @since 2.0-pre
- */
- public final class MulRKRecord extends StandardRecord {
- public static final short sid = 0x00BD;
-
- private final int field_1_row;
- private final short field_2_first_col;
- private final RkRec[] field_3_rks;
- private final short field_4_last_col;
-
- public int getRow() {
- return field_1_row;
- }
-
- /**
- * starting column (first cell this holds in the row)
- * @return first column number
- */
- public short getFirstColumn() {
- return field_2_first_col;
- }
-
- /**
- * ending column (last cell this holds in the row)
- * @return first column number
- */
- public short getLastColumn() {
- return field_4_last_col;
- }
-
- /**
- * get the number of columns this contains (last-first +1)
- * @return number of columns (last - first +1)
- */
- public int getNumColumns() {
- return field_4_last_col - field_2_first_col + 1;
- }
-
- /**
- * returns the xf index for column (coffset = column - field_2_first_col)
- *
- * @param coffset the coffset = column - field_2_first_col
- *
- * @return the XF index for the column
- */
- public short getXFAt(int coffset) {
- return field_3_rks[coffset].xf;
- }
-
- /**
- * returns the rk number for column (coffset = column - field_2_first_col)
- *
- * @param coffset the coffset = column - field_2_first_col
- *
- * @return the value (decoded into a double)
- */
- public double getRKNumberAt(int coffset) {
- return RKUtil.decodeNumber(field_3_rks[coffset].rk);
- }
-
- /**
- * @param in the RecordInputstream to read the record from
- */
- public MulRKRecord(RecordInputStream in) {
- field_1_row = in.readUShort();
- field_2_first_col = in.readShort();
- field_3_rks = RkRec.parseRKs(in);
- field_4_last_col = in.readShort();
- }
-
- @Override
- public short getSid()
- {
- return sid;
- }
-
- @Override
- public void serialize(LittleEndianOutput out) {
- throw new RecordFormatException( "Sorry, you can't serialize MulRK in this release");
- }
- @Override
- protected int getDataSize() {
- throw new RecordFormatException( "Sorry, you can't serialize MulRK in this release");
- }
-
- private static final class RkRec implements GenericRecord {
- public static final int ENCODED_SIZE = 6;
- public final short xf;
- public final int rk;
-
- private RkRec(RecordInputStream in) {
- xf = in.readShort();
- rk = in.readInt();
- }
-
- public static RkRec[] parseRKs(RecordInputStream in) {
- int nItems = (in.remaining()-2) / ENCODED_SIZE;
- RkRec[] retval = new RkRec[nItems];
- for (int i=0; i<nItems; i++) {
- retval[i] = new RkRec(in);
- }
- return retval;
- }
-
- @Override
- public Map<String, Supplier<?>> getGenericProperties() {
- return GenericRecordUtil.getGenericProperties(
- "xf", () -> xf,
- "rk", () -> rk
- );
- }
- }
-
- @Override
- public MulRKRecord copy() {
- // immutable - so OK to return this
- return this;
- }
-
- @Override
- public HSSFRecordTypes getGenericRecordType() {
- return HSSFRecordTypes.MUL_RK;
- }
-
- @Override
- public Map<String, Supplier<?>> getGenericProperties() {
- return GenericRecordUtil.getGenericProperties(
- "row", this::getRow,
- "firstColumn", this::getFirstColumn,
- "lastColumn", this::getLastColumn,
- "rk", () -> field_3_rks
- );
- }
- }
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