Reapplied DBCell etc etc patch to head after it had been clobbered during the move from the rel_2_branch to head.
Refixes bug 9576 git-svn-id: https://svn.apache.org/repos/asf/jakarta/poi/trunk@353605 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Jason Height
parent
49e1a3d294
commit
f5b0a702a7
@ -46,7 +46,7 @@ import java.util.List;
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* @author Andrew C. Oliver (acoliver at apache dot org)
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* @author Glen Stampoultzis (glens at apache.org)
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* @author Shawn Laubach (slaubach at apache dot org) Gridlines, Headers, Footers, and PrintSetup
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* @author Jason Height (jheight at chariot dot net dot au) Clone support
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* @author Jason Height (jheight at chariot dot net dot au) Clone support. DBCell & Index Record writing support
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* @author Brian Sanders (kestrel at burdell dot org) Active Cell support
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*
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* @see org.apache.poi.hssf.model.Workbook
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@ -272,6 +272,15 @@ public class Sheet implements Model
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{
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retval.windowTwo = (WindowTwoRecord) rec;
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}
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else if ( rec.getSid() == DBCellRecord.sid )
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{
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rec = null;
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}
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else if ( rec.getSid() == IndexRecord.sid )
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{
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rec = null;
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}
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else if ( rec.getSid() == ProtectRecord.sid )
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{
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retval.protect = (ProtectRecord) rec;
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@ -719,51 +728,6 @@ public class Sheet implements Model
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return preoffset;
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}
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/**
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* Serializes all records in the sheet into one big byte array. Use this to write
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* the sheet out.
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*
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* @return byte[] array containing the binary representation of the records in this sheet
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*
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*/
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public byte [] serialize()
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{
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if (log.check( POILogger.DEBUG ))
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log.log(POILogger.DEBUG, "Sheet.serialize");
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// addDBCellRecords();
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byte[] retval = null;
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// ArrayList bytes = new ArrayList(4096);
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int arraysize = getSize();
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int pos = 0;
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// for (int k = 0; k < records.size(); k++)
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// {
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// bytes.add((( Record ) records.get(k)).serialize());
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//
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// }
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// for (int k = 0; k < bytes.size(); k++)
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// {
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// arraysize += (( byte [] ) bytes.get(k)).length;
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// POILogger.DEBUG((new StringBuffer("arraysize=")).append(arraysize)
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// .toString());
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// }
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retval = new byte[ arraysize ];
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for (int k = 0; k < records.size(); k++)
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{
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// byte[] rec = (( byte [] ) bytes.get(k));
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// System.arraycopy(rec, 0, retval, pos, rec.length);
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pos += (( Record ) records.get(k)).serialize(pos,
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retval); // rec.length;
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}
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if (log.check( POILogger.DEBUG ))
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log.log(POILogger.DEBUG, "Sheet.serialize returning " + retval);
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return retval;
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}
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/**
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* Serializes all records in the sheet into one big byte array. Use this to write
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* the sheet out.
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@ -778,47 +742,75 @@ public class Sheet implements Model
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if (log.check( POILogger.DEBUG ))
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log.log(POILogger.DEBUG, "Sheet.serialize using offsets");
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// addDBCellRecords();
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// ArrayList bytes = new ArrayList(4096);
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// int arraysize = getSize(); // 0;
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int pos = 0;
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int pos = offset;
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boolean haveSerializedIndex = false;
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// for (int k = 0; k < records.size(); k++)
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// {
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// bytes.add((( Record ) records.get(k)).serialize());
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//
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// }
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// for (int k = 0; k < bytes.size(); k++)
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// {
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// arraysize += (( byte [] ) bytes.get(k)).length;
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// POILogger.DEBUG((new StringBuffer("arraysize=")).append(arraysize)
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// .toString());
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// }
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for (int k = 0; k < records.size(); k++)
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{
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// byte[] rec = (( byte [] ) bytes.get(k));
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// System.arraycopy(rec, 0, data, offset + pos, rec.length);
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Record record = (( Record ) records.get(k));
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int startPos = pos;
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//Once the rows have been found in the list of records, start
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//writing out the blocked row information. This includes the DBCell references
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if (record instanceof RowRecordsAggregate) {
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pos += ((RowRecordsAggregate)record).serialize(pos, data, cells); // rec.length;
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} else if (record instanceof ValueRecordsAggregate) {
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//Do nothing here. The records were serialized during the RowRecordAggregate block serialization
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} else {
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pos += record.serialize(pos, data ); // rec.length;
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}
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//If the BOF record was just serialized then add the IndexRecord
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if (record.getSid() == BOFRecord.sid) {
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//Can there be more than one BOF for a sheet? If not then we can
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//remove this guard. So be safe it is left here.
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if (!haveSerializedIndex) {
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haveSerializedIndex = true;
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pos += serializeIndexRecord(k, pos, data);
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}
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}
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//// uncomment to test record sizes ////
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// System.out.println( record.getClass().getName() );
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// byte[] data2 = new byte[record.getRecordSize()];
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// record.serialize(0, data2 ); // rec.length;
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// if (LittleEndian.getUShort(data2, 2) != record.getRecordSize() - 4
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// && record instanceof RowRecordsAggregate == false
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// && record instanceof ValueRecordsAggregate == false
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// && record instanceof EscherAggregate == false)
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// {
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// throw new RuntimeException("Blah!!! Size off by " + ( LittleEndian.getUShort(data2, 2) - record.getRecordSize() - 4) + " records.");
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// }
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pos += record.serialize(pos + offset, data ); // rec.length;
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}
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if (log.check( POILogger.DEBUG ))
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log.log(POILogger.DEBUG, "Sheet.serialize returning ");
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return pos;
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return pos-offset;
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}
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private int serializeIndexRecord(final int BOFRecordIndex, final int offset, byte[] data) {
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IndexRecord index = new IndexRecord();
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index.setFirstRow(rows.getFirstRowNum());
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index.setLastRowAdd1(rows.getLastRowNum()+1);
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//Calculate the size of the records from the end of the BOF
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//and up to the RowRecordsAggregate...
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int sheetRecSize = 0;
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for (int j = BOFRecordIndex+1; j < records.size(); j++)
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{
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Record tmpRec = (( Record ) records.get(j));
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if (tmpRec instanceof RowRecordsAggregate)
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break;
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sheetRecSize+= tmpRec.getRecordSize();
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}
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//Add the references to the DBCells in the IndexRecord (one for each block)
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int blockCount = rows.getRowBlockCount();
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//Calculate the size of this IndexRecord
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int indexRecSize = index.getRecordSizeForBlockCount(blockCount);
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int rowBlockOffset = 0;
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int cellBlockOffset = 0;
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int dbCellOffset = 0;
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for (int block=0;block<blockCount;block++) {
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rowBlockOffset += rows.getRowBlockSize(block);
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cellBlockOffset += cells.getRowCellBlockSize(rows.getStartRowNumberForBlock(block),
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rows.getEndRowNumberForBlock(block));
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//Note: The offsets are relative to the Workbook BOF. Assume that this is
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//0 for now.....
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index.addDbcell(offset + indexRecSize + sheetRecSize + dbCellOffset + rowBlockOffset + cellBlockOffset);
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//Add space required to write the dbcell record(s) (whose references were just added).
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dbCellOffset += (8 + (rows.getRowCountForBlock(block) * 2));
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}
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return index.serialize(offset, data);
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}
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/**
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* Create a row record. (does not add it to the records contained in this sheet)
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@ -1378,118 +1370,6 @@ public class Sheet implements Model
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// return null;
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}
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/**
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* Not currently used method to calculate and add dbcell records
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*
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*/
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public void addDBCellRecords()
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{
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int offset = 0;
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int recnum = 0;
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int rownum = 0;
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//int lastrow = 0;
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//long lastrowoffset = 0;
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IndexRecord index = null;
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// ArrayList rowOffsets = new ArrayList();
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IntList rowOffsets = new IntList();
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for (recnum = 0; recnum < records.size(); recnum++)
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{
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Record rec = ( Record ) records.get(recnum);
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if (rec.getSid() == IndexRecord.sid)
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{
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index = ( IndexRecord ) rec;
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}
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if (rec.getSid() != RowRecord.sid)
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{
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offset += rec.serialize().length;
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}
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else
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{
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break;
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}
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}
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// First Row Record
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for (; recnum < records.size(); recnum++)
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{
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Record rec = ( Record ) records.get(recnum);
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if (rec.getSid() == RowRecord.sid)
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{
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rownum++;
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rowOffsets.add(offset);
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if ((rownum % 32) == 0)
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{
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// if this is the last rec in a dbcell block
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// find the next row or last value record
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for (int rn = recnum; rn < records.size(); rn++)
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{
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rec = ( Record ) records.get(rn);
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if ((!rec.isInValueSection())
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|| (rec.getSid() == RowRecord.sid))
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{
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// here is the next row or last value record
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records.add(rn,
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createDBCell(offset, rowOffsets,
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index));
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recnum = rn;
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break;
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}
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}
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}
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else
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{
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}
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}
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if (!rec.isInValueSection())
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{
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records.add(recnum, createDBCell(offset, rowOffsets, index));
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break;
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}
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offset += rec.serialize().length;
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}
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}
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/** not currently used */
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private DBCellRecord createDBCell(int offset, IntList rowoffsets,
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IndexRecord index)
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{
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DBCellRecord rec = new DBCellRecord();
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rec.setRowOffset(offset - rowoffsets.get(0));
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// test hack
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rec.addCellOffset(( short ) 0x0);
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// end test hack
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addDbCellToIndex(offset, index);
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return rec;
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}
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/** not currently used */
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private void addDbCellToIndex(int offset, IndexRecord index)
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{
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int numdbcells = index.getNumDbcells() + 1;
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index.addDbcell(offset + preoffset);
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// stupid but whenever we add an offset that causes everything to be shifted down 4
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for (int k = 0; k < numdbcells; k++)
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{
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int dbval = index.getDbcellAt(k);
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index.setDbcell(k, dbval + 4);
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}
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}
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/**
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* creates the BOF record
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* @see org.apache.poi.hssf.record.BOFRecord
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@ -2148,6 +2028,21 @@ public class Sheet implements Model
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{
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retval += (( Record ) records.get(k)).getRecordSize();
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}
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//Add space for the IndexRecord
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final int blocks = rows.getRowBlockCount();
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retval += IndexRecord.getRecordSizeForBlockCount(blocks);
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//Add space for the DBCell records
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//Once DBCell per block.
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//8 bytes per DBCell (non variable section)
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//2 bytes per row reference
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int startRetVal = retval;
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retval += (8 * blocks);
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for (Iterator itr = rows.getIterator(); itr.hasNext();) {
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RowRecord row = (RowRecord)itr.next();
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if (cells.rowHasCells(row.getRowNumber()))
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retval += 2;
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}
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return retval;
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}
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@ -21,16 +21,18 @@ package org.apache.poi.hssf.record;
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import org.apache.poi.util.LittleEndian;
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/**
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* Title: DBCell Record (Currently read only. Not required.)
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* Description: Used to find rows in blocks...TODO<P>
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* Title: DBCell Record
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* Description: Used by Excel and other MS apps to quickly find rows in the sheets.<P>
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* REFERENCE: PG 299/440 Microsoft Excel 97 Developer's Kit (ISBN: 1-57231-498-2)<P>
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* @author Andrew C. Oliver (acoliver at apache dot org)
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* @author Jason Height
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* @version 2.0-pre
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*/
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public class DBCellRecord
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extends Record
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{
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public final static int BLOCK_SIZE = 32;
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public final static short sid = 0xd7;
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private int field_1_row_offset;
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private short[] field_2_cell_offsets;
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@ -180,7 +182,7 @@ public class DBCellRecord
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LittleEndian.putInt(data, 4 + offset, getRowOffset());
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for (int k = 0; k < getNumCellOffsets(); k++)
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{
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LittleEndian.putShort(data, 8 + k + offset, getCellOffsetAt(k));
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LittleEndian.putShort(data, 8 + 2*k + offset, getCellOffsetAt(k));
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}
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return getRecordSize();
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}
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@ -189,6 +191,11 @@ public class DBCellRecord
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{
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return 8 + (getNumCellOffsets() * 2);
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}
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/** Returns the size of a DBCellRecord when it needs to reference a certain number of rows*/
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public static int getRecordSizeForRows(int rows) {
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return 8 + (rows * 2);
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}
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public short getSid()
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{
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@ -184,6 +184,13 @@ public class IndexRecord
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{
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return 20 + (getNumDbcells() * 4);
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}
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/** Returns the size of an INdexRecord when it needs to index the specified number of blocks
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*
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*/
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public static int getRecordSizeForBlockCount(int blockCount) {
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return 20 + (4 * blockCount);
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}
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public short getSid()
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{
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@ -18,6 +18,7 @@
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package org.apache.poi.hssf.record.aggregates;
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import org.apache.poi.hssf.record.DBCellRecord;
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import org.apache.poi.hssf.record.Record;
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import org.apache.poi.hssf.record.RowRecord;
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@ -94,30 +95,90 @@ public class RowRecordsAggregate
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{
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return lastrow;
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}
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/*
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* No need to go through all the records as we're just collecting RowRecords
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public int construct(int offset, List records)
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{
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int k = 0;
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for (k = offset; k < records.size(); k++)
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{
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Record rec = ( Record ) records.get(k);
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if (!rec.isInValueSection() && !(rec instanceof UnknownRecord))
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{
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break;
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}
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if (rec.getSid() == RowRecord.sid)
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{
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insertRow(( RowRecord ) rec);
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}
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}
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return k;
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/** Returns the number of row blocks.
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* <p/>The row blocks are goupings of rows that contain the DBCell record
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* after them
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*/
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public int getRowBlockCount() {
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int size = records.size()/DBCellRecord.BLOCK_SIZE;
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if ((records.size() % DBCellRecord.BLOCK_SIZE) != 0)
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size++;
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return size;
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}
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*/
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public int getRowBlockSize(int block) {
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return 20 * getRowCountForBlock(block);
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}
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/** Returns the number of physical rows within a block*/
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public int getRowCountForBlock(int block) {
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int startIndex = block * DBCellRecord.BLOCK_SIZE;
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int endIndex = startIndex + DBCellRecord.BLOCK_SIZE - 1;
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if (endIndex >= records.size())
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endIndex = records.size()-1;
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return endIndex-startIndex+1;
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}
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/** Returns the physical row number of the first row in a block*/
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public int getStartRowNumberForBlock(int block) {
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//JMH Given that we basically iterate through the rows in order,
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//For a performance improvement, it would be better to return an instance of
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//an iterator and use that instance throughout, rather than recreating one and
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//having to move it to the right position.
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int startIndex = block * DBCellRecord.BLOCK_SIZE;
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Iterator rowIter = records.values().iterator();
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RowRecord row = null;
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//Position the iterator at the start of the block
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for (int i=0; i<=startIndex;i++) {
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row = (RowRecord)rowIter.next();
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}
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return row.getRowNumber();
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}
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/** Returns the physical row number of the end row in a block*/
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public int getEndRowNumberForBlock(int block) {
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int endIndex = ((block + 1)*DBCellRecord.BLOCK_SIZE)-1;
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if (endIndex >= records.size())
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endIndex = records.size()-1;
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Iterator rowIter = records.values().iterator();
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RowRecord row = null;
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for (int i=0; i<=endIndex;i++) {
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row = (RowRecord)rowIter.next();
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}
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return row.getRowNumber();
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}
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/** Serializes a block of the rows */
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private int serializeRowBlock(final int block, final int offset, byte[] data) {
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final int startIndex = block*DBCellRecord.BLOCK_SIZE;
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final int endIndex = startIndex + DBCellRecord.BLOCK_SIZE;
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Iterator rowIterator = records.values().iterator();
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int pos = offset;
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//JMH Given that we basically iterate through the rows in order,
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//For a performance improvement, it would be better to return an instance of
|
||||
//an iterator and use that instance throughout, rather than recreating one and
|
||||
//having to move it to the right position.
|
||||
int i=0;
|
||||
for (;i<startIndex;i++)
|
||||
rowIterator.next();
|
||||
while(rowIterator.hasNext() && (i++ < endIndex)) {
|
||||
RowRecord row = (RowRecord)rowIterator.next();
|
||||
pos += row.serialize(pos, data);
|
||||
}
|
||||
return pos - offset;
|
||||
}
|
||||
|
||||
public int serialize(int offset, byte [] data) {
|
||||
throw new RuntimeException("The serialize method that passes in cells should be used");
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* called by the class that is responsible for writing this sucker.
|
||||
@ -129,14 +190,38 @@ public class RowRecordsAggregate
|
||||
* @return number of bytes written
|
||||
*/
|
||||
|
||||
public int serialize(int offset, byte [] data)
|
||||
public int serialize(int offset, byte [] data, ValueRecordsAggregate cells)
|
||||
{
|
||||
Iterator itr = records.values().iterator();
|
||||
int pos = offset;
|
||||
int pos = offset;
|
||||
|
||||
//DBCells are serialized before row records.
|
||||
final int blockCount = getRowBlockCount();
|
||||
for (int block=0;block<blockCount;block++) {
|
||||
//Serialize a block of rows.
|
||||
//Hold onto the position of the first row in the block
|
||||
final int rowStartPos = pos;
|
||||
//Hold onto the size of this block that was serialized
|
||||
final int rowBlockSize = serializeRowBlock(block, pos, data);
|
||||
pos += rowBlockSize;
|
||||
//Serialize a block of cells for those rows
|
||||
final int startRowNumber = getStartRowNumberForBlock(block);
|
||||
final int endRowNumber = getEndRowNumberForBlock(block);
|
||||
DBCellRecord cellRecord = new DBCellRecord();
|
||||
//Note: Cell references start from the second row...
|
||||
int cellRefOffset = (rowBlockSize-20);
|
||||
for (int row=startRowNumber;row<=endRowNumber;row++) {
|
||||
if (cells.rowHasCells(row)) {
|
||||
final int rowCellSize = cells.serializeCellRow(row, pos, data);
|
||||
pos += rowCellSize;
|
||||
//Add the offset to the first cell for the row into the DBCellRecord.
|
||||
cellRecord.addCellOffset((short)cellRefOffset);
|
||||
cellRefOffset = rowCellSize;
|
||||
}
|
||||
}
|
||||
//Calculate Offset from the start of a DBCellRecord to the first Row
|
||||
cellRecord.setRowOffset(pos - rowStartPos);
|
||||
pos += cellRecord.serialize(pos, data);
|
||||
|
||||
while (itr.hasNext())
|
||||
{
|
||||
pos += (( Record ) itr.next()).serialize(pos, data);
|
||||
}
|
||||
return pos - offset;
|
||||
}
|
||||
|
||||
@ -22,8 +22,10 @@ import org.apache.poi.hssf.record.*;
|
||||
|
||||
import java.util.Iterator;
|
||||
import java.util.List;
|
||||
import java.util.SortedMap;
|
||||
import java.util.TreeMap;
|
||||
|
||||
|
||||
/**
|
||||
*
|
||||
* Aggregate value records together. Things are easier to handle that way.
|
||||
@ -40,8 +42,114 @@ public class ValueRecordsAggregate
|
||||
int firstcell = -1;
|
||||
int lastcell = -1;
|
||||
TreeMap records = null;
|
||||
// int size = 0;
|
||||
|
||||
/** This class is used to find a row in the TreeMap.
|
||||
*
|
||||
* This instance of which is used by the rowHasCells method as the key.
|
||||
*/
|
||||
private class RowComparator implements CellValueRecordInterface, Comparable {
|
||||
private int row;
|
||||
|
||||
public void setRow(int row) {
|
||||
this.row = row;
|
||||
}
|
||||
|
||||
public int compareTo(Object obj) {
|
||||
CellValueRecordInterface cell = (CellValueRecordInterface) obj;
|
||||
|
||||
if (row == cell.getRow()) {
|
||||
return 0;
|
||||
}
|
||||
else if (row < cell.getRow()) {
|
||||
return -1;
|
||||
}
|
||||
else if (row > cell.getRow()){
|
||||
return 1;
|
||||
}
|
||||
return -1;
|
||||
}
|
||||
public int getRow() { return row;}
|
||||
public short getColumn() { return 0;}
|
||||
public void setColumn(short col){}
|
||||
public void setXFIndex(short xf){}
|
||||
public short getXFIndex(){return 0;}
|
||||
public boolean isBefore(CellValueRecordInterface i){ return false; }
|
||||
public boolean isAfter(CellValueRecordInterface i){ return false; }
|
||||
public boolean isEqual(CellValueRecordInterface i){ return false; }
|
||||
public Object clone(){ return null;}
|
||||
}
|
||||
|
||||
/**
|
||||
* Iterates the cell records that exist between the startRow and endRow (inclusive).
|
||||
*
|
||||
* User must ensure that hasNext & next are called insequence for correct
|
||||
* operation. Could fix, but since this is only used internally to the
|
||||
* ValueRecordsAggregate class there doesnt seem much point.
|
||||
*/
|
||||
private class RowCellIterator implements Iterator {
|
||||
private int startRow;
|
||||
private int endRow;
|
||||
private Iterator internalIterator;
|
||||
private CellValueRecordInterface atCell;
|
||||
|
||||
public class RowCellComparator extends RowComparator {
|
||||
public int compareTo(Object obj) {
|
||||
CellValueRecordInterface cell = (CellValueRecordInterface) obj;
|
||||
|
||||
if (getRow() == cell.getRow() && cell.getColumn() == 0) {
|
||||
return 0;
|
||||
}
|
||||
else if (getRow() < cell.getRow()) {
|
||||
return -1;
|
||||
}
|
||||
else if (getRow() > cell.getRow()){
|
||||
return 1;
|
||||
}
|
||||
if (cell.getColumn() > 0)
|
||||
{
|
||||
return -1;
|
||||
}
|
||||
if (cell.getColumn() < 0)
|
||||
{
|
||||
return 1;
|
||||
}
|
||||
return -1;
|
||||
}
|
||||
}
|
||||
|
||||
private RowCellComparator rowCellCompare;
|
||||
|
||||
|
||||
public RowCellIterator(int startRow, int endRow) {
|
||||
this.startRow = startRow;
|
||||
this.endRow = endRow;
|
||||
rowCellCompare = new RowCellComparator();
|
||||
rowCellCompare.setRow(startRow);
|
||||
}
|
||||
|
||||
public boolean hasNext() {
|
||||
if (internalIterator == null) {
|
||||
internalIterator = records.tailMap(rowCellCompare).values().iterator();
|
||||
}
|
||||
if (internalIterator.hasNext()) {
|
||||
atCell = (CellValueRecordInterface) internalIterator.next();
|
||||
return (atCell.getRow() <= endRow);
|
||||
} else return false;
|
||||
}
|
||||
|
||||
public Object next() {
|
||||
return atCell;
|
||||
}
|
||||
|
||||
public void remove() {
|
||||
//Do Nothing (Not called)
|
||||
}
|
||||
}
|
||||
|
||||
//Only need a single instance of this class, but the row fields
|
||||
//will probably change each use. Instance is only used in the rowHasCells method.
|
||||
public final RowComparator compareRow = new RowComparator();
|
||||
|
||||
/** Creates a new instance of ValueRecordsAggregate */
|
||||
|
||||
public ValueRecordsAggregate()
|
||||
@ -51,17 +159,6 @@ public class ValueRecordsAggregate
|
||||
|
||||
public void insertCell(CellValueRecordInterface cell)
|
||||
{
|
||||
/* if (records.get(cell) == null)
|
||||
{
|
||||
size += (( Record ) cell).getRecordSize();
|
||||
}
|
||||
else
|
||||
{
|
||||
size += (( Record ) cell).getRecordSize()
|
||||
- (( Record ) records.get(cell)).getRecordSize();
|
||||
}*/
|
||||
|
||||
// XYLocator xy = new XYLocator(cell.getRow(), cell.getColumn());
|
||||
Object o = records.put(cell, cell);
|
||||
|
||||
if ((cell.getColumn() < firstcell) || (firstcell == -1))
|
||||
@ -76,9 +173,6 @@ public class ValueRecordsAggregate
|
||||
|
||||
public void removeCell(CellValueRecordInterface cell)
|
||||
{
|
||||
// size -= (( Record ) cell).getRecordSize();
|
||||
|
||||
// XYLocator xy = new XYLocator(cell.getRow(), cell.getColumn());
|
||||
records.remove(cell);
|
||||
}
|
||||
|
||||
@ -145,15 +239,49 @@ public class ValueRecordsAggregate
|
||||
|
||||
public int serialize(int offset, byte [] data)
|
||||
{
|
||||
Iterator itr = records.values().iterator();
|
||||
throw new RuntimeException("This method shouldnt be called. ValueRecordsAggregate.serializeCellRow() should be called from RowRecordsAggregate.");
|
||||
}
|
||||
|
||||
/** Tallies a count of the size of the cell records
|
||||
* that are attached to the rows in the range specified.
|
||||
*/
|
||||
public int getRowCellBlockSize(int startRow, int endRow) {
|
||||
RowCellIterator itr = new RowCellIterator(startRow, endRow);
|
||||
int size = 0;
|
||||
while (itr.hasNext()) {
|
||||
CellValueRecordInterface cell = (CellValueRecordInterface)itr.next();
|
||||
int row = cell.getRow();
|
||||
if (row > endRow)
|
||||
break;
|
||||
if ((row >=startRow) && (row <= endRow))
|
||||
size += ((Record)cell).getRecordSize();
|
||||
}
|
||||
return size;
|
||||
}
|
||||
|
||||
/** Returns true if the row has cells attached to it */
|
||||
public boolean rowHasCells(int row) {
|
||||
compareRow.setRow(row);
|
||||
return records.containsKey(compareRow);
|
||||
}
|
||||
|
||||
/** Serializes the cells that are allocated to a certain row range*/
|
||||
public int serializeCellRow(final int row, int offset, byte [] data)
|
||||
{
|
||||
RowCellIterator itr = new RowCellIterator(row, row);
|
||||
int pos = offset;
|
||||
|
||||
while (itr.hasNext())
|
||||
{
|
||||
pos += (( Record ) itr.next()).serialize(pos, data);
|
||||
CellValueRecordInterface cell = (CellValueRecordInterface)itr.next();
|
||||
if (cell.getRow() != row)
|
||||
break;
|
||||
pos += (( Record ) cell).serialize(pos, data);
|
||||
}
|
||||
return pos - offset;
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* called by the constructor, should set class level fields. Should throw
|
||||
* runtime exception for bad/icomplete data.
|
||||
@ -197,7 +325,6 @@ public class ValueRecordsAggregate
|
||||
}
|
||||
|
||||
return size;
|
||||
// return size;
|
||||
}
|
||||
|
||||
public Iterator getIterator()
|
||||
@ -214,59 +341,4 @@ public class ValueRecordsAggregate
|
||||
}
|
||||
return rec;
|
||||
}
|
||||
}
|
||||
|
||||
/*
|
||||
* class XYLocator implements Comparable {
|
||||
* private int row = 0;
|
||||
* private int col = 0;
|
||||
* public XYLocator(int row, int col) {
|
||||
* this.row = row;
|
||||
* this.col = col;
|
||||
* }
|
||||
*
|
||||
* public int getRow() {
|
||||
* return row;
|
||||
* }
|
||||
*
|
||||
* public int getCol() {
|
||||
* return col;
|
||||
* }
|
||||
*
|
||||
* public int compareTo(Object obj) {
|
||||
* XYLocator loc = (XYLocator)obj;
|
||||
*
|
||||
* if (this.getRow() == loc.getRow() &&
|
||||
* this.getCol() == loc.getCol() )
|
||||
* return 0;
|
||||
*
|
||||
* if (this.getRow() < loc.getRow())
|
||||
* return -1;
|
||||
*
|
||||
* if (this.getRow() > loc.getRow())
|
||||
* return 1;
|
||||
*
|
||||
* if (this.getCol() < loc.getCol())
|
||||
* return -1;
|
||||
*
|
||||
* if (this.getCol() > loc.getCol())
|
||||
* return 1;
|
||||
*
|
||||
* return -1;
|
||||
*
|
||||
* }
|
||||
*
|
||||
* public boolean equals(Object obj) {
|
||||
* if (!(obj instanceof XYLocator)) return false;
|
||||
*
|
||||
* XYLocator loc = (XYLocator)obj;
|
||||
* if (this.getRow() == loc.getRow()
|
||||
* &&
|
||||
* this.getCol() == loc.getCol()
|
||||
* ) return true;
|
||||
* return false;
|
||||
* }
|
||||
*
|
||||
*
|
||||
* }
|
||||
*/
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user