修复03版 读取无法指定sheet的问题 #533

src/main/java/com/alibaba/excel/analysis/v03/XlsSaxAnalyser.java

@@ -14,6 +14,8 @@ import org.apache.poi.hssf.eventusermodel.HSSFListener;
 import org.apache.poi.hssf.eventusermodel.HSSFRequest;
 import org.apache.poi.hssf.eventusermodel.MissingRecordAwareHSSFListener;
 import org.apache.poi.hssf.eventusermodel.dummyrecord.LastCellOfRowDummyRecord;
+import org.apache.poi.hssf.record.BOFRecord;
+import org.apache.poi.hssf.record.BoundSheetRecord;
 import org.apache.poi.hssf.record.Record;
 import org.apache.poi.hssf.usermodel.HSSFWorkbook;
 import org.apache.poi.poifs.filesystem.POIFSFileSystem;
@@ -83,6 +85,7 @@ public class XlsSaxAnalyser implements HSSFListener, ExcelExecutor {
 
     @Override
     public void execute() {
+        analysisContext.readSheetHolder().getSheetNo();
         MissingRecordAwareHSSFListener listener = new MissingRecordAwareHSSFListener(this);
         formatListener = new FormatTrackingHSSFListener(listener);
         workbookBuildingListener = new EventWorkbookBuilder.SheetRecordCollectingListener(formatListener);
@@ -121,6 +124,10 @@ public class XlsSaxAnalyser implements HSSFListener, ExcelExecutor {
 
     @Override
     public void processRecord(Record record) {
+        // Not data from the current sheet
+        if (ignoreRecord(record)) {
+            return;
+        }
         int thisRow = -1;
         int thisColumn = -1;
         CellData cellData = null;
@@ -164,6 +171,11 @@ public class XlsSaxAnalyser implements HSSFListener, ExcelExecutor {
         processLastCellOfRow(record);
     }
 
+    private boolean ignoreRecord(Record record) {
+        return analysisContext.readWorkbookHolder().getIgnoreRecord03() && record.getSid() != BoundSheetRecord.sid
+            && record.getSid() != BOFRecord.sid;
+    }
+
     private void processLastCellOfRow(Record record) {
         // Handle end of row
         if (record instanceof LastCellOfRowDummyRecord) {

src/main/java/com/alibaba/excel/analysis/v03/handlers/BofRecordHandler.java

@@ -23,7 +23,6 @@ public class BofRecordHandler extends AbstractXlsRecordHandler {
     private int sheetIndex;
     private List<ReadSheet> sheets;
     private AnalysisContext context;
-    private boolean analyAllSheet;
     private EventWorkbookBuilder.SheetRecordCollectingListener workbookBuildingListener;
 
     public BofRecordHandler(EventWorkbookBuilder.SheetRecordCollectingListener workbookBuildingListener,
@@ -48,21 +47,20 @@ public class BofRecordHandler extends AbstractXlsRecordHandler {
                 if (orderedBsrs == null) {
                     orderedBsrs = BoundSheetRecord.orderByBofPosition(boundSheetRecords);
                 }
-                sheetIndex++;
-                ReadSheet readSheet = new ReadSheet(sheetIndex, orderedBsrs[sheetIndex - 1].getSheetname());
+                ReadSheet readSheet = new ReadSheet(sheetIndex, orderedBsrs[sheetIndex].getSheetname());
                 sheets.add(readSheet);
-                if (this.analyAllSheet) {
-                    context.currentSheet(null, readSheet);
+                if (sheetIndex == context.readSheetHolder().getSheetNo()) {
+                    context.readWorkbookHolder().setIgnoreRecord03(Boolean.FALSE);
+                } else {
+                    context.readWorkbookHolder().setIgnoreRecord03(Boolean.TRUE);
                 }
+                sheetIndex++;
             }
         }
     }
 
     @Override
     public void init() {
-        if (context.readSheetHolder() == null) {
-            this.analyAllSheet = true;
-        }
         sheetIndex = 0;
         orderedBsrs = null;
         boundSheetRecords.clear();

src/main/java/com/alibaba/excel/read/metadata/holder/ReadWorkbookHolder.java

@@ -101,6 +101,12 @@ public class ReadWorkbookHolder extends AbstractReadHolder {
      */
     private POIFSFileSystem poifsFileSystem;
 
+    /**
+     * Excel 2003 cannot read specific sheet. It can only read sheet by sheet.So when you specify one sheet, you ignore
+     * the others.
+     */
+    private Boolean ignoreRecord03;
+
     public ReadWorkbookHolder(ReadWorkbook readWorkbook) {
         super(readWorkbook, null, readWorkbook.getConvertAllFiled());
         this.readWorkbook = readWorkbook;
@@ -144,6 +150,7 @@ public class ReadWorkbookHolder extends AbstractReadHolder {
             this.defaultReturnMap = readWorkbook.getDefaultReturnMap();
         }
         this.hasReadSheet = new HashSet<Integer>();
+        this.ignoreRecord03 = Boolean.FALSE;
     }
 
     public ReadWorkbook getReadWorkbook() {
@@ -258,6 +265,14 @@ public class ReadWorkbookHolder extends AbstractReadHolder {
         this.poifsFileSystem = poifsFileSystem;
     }
 
+    public Boolean getIgnoreRecord03() {
+        return ignoreRecord03;
+    }
+
+    public void setIgnoreRecord03(Boolean ignoreRecord03) {
+        this.ignoreRecord03 = ignoreRecord03;
+    }
+
     @Override
     public HolderEnum holderType() {
         return HolderEnum.WORKBOOK;

src/test/java/com/alibaba/easyexcel/test/temp/simple/RepeatTest.java

@@ -30,10 +30,29 @@ public class RepeatTest {
             EasyExcel.read(new FileInputStream("D:\\test\\hg2.xls"), LockData.class, new RepeatListener())
                 .headRowNumber(0).build();
         ReadSheet r1 = EasyExcel.readSheet(0).build();
-        ReadSheet r2 = EasyExcel.readSheet(1).build();
+        ReadSheet r2 = EasyExcel.readSheet(2).build();
         reader.read(r1);
         reader.read(r2);
         reader.finish();
     }
 
+    @Test
+    public void hh2() throws IOException {
+        ExcelReader reader =
+            EasyExcel.read(new FileInputStream("D:\\test\\sheet.xls"), LockData.class, new RepeatListener())
+                .headRowNumber(0).build();
+        ReadSheet r2 = EasyExcel.readSheet(1).build();
+        reader.read(r2);
+        reader.finish();
+    }
+
+    @Test
+    public void hh1() throws IOException {
+        ExcelReader reader =
+            EasyExcel.read(new FileInputStream("D:\\test\\hg2.xls"), LockData.class, new RepeatListener())
+                .headRowNumber(0).build();
+        ReadSheet r2 = EasyExcel.readSheet(0).build();
+        reader.read(r2);
+        reader.finish();
+    }
 }

update.md

@@ -1,6 +1,7 @@
 # 2.0.0-beta4
 * 修改在传入List<List<Object>>判断行数错误 [Issue #526](https://github.com/alibaba/easyexcel/issues/526)
 * 修复在mac 2016 2017导出的excel 可能存在多余字段的问题
+* 修复03版 读取无法指定sheet的问题 [Issue #533](https://github.com/alibaba/easyexcel/issues/533)
 
 # 2.0.0-beta3
 * 导出完成移除临时目录 [Issue #386](https://github.com/alibaba/easyexcel/issues/386)