优化读写性能

src/main/java/com/alibaba/excel/analysis/v07/XlsxSaxAnalyser.java

@@ -86,9 +86,9 @@ public class XlsxSaxAnalyser implements ExcelReadExecutor {
         // set style table
         setStylesTable(xlsxReadWorkbookHolder, xssfReader);
 
-        sheetList = new ArrayList<ReadSheet>();
+        sheetList = new ArrayList<>();
-        sheetMap = new HashMap<Integer, InputStream>();
+        sheetMap = new HashMap<>();
-        commentsTableMap = new HashMap<Integer, CommentsTable>();
+        commentsTableMap = new HashMap<>();
         XSSFReader.SheetIterator ite = (XSSFReader.SheetIterator)xssfReader.getSheetsData();
         int index = 0;
         if (!ite.hasNext()) {

src/main/java/com/alibaba/excel/read/metadata/holder/xlsx/XlsxReadSheetHolder.java

@@ -7,11 +7,14 @@ import com.alibaba.excel.read.metadata.ReadSheet;
 import com.alibaba.excel.read.metadata.holder.ReadSheetHolder;
 import com.alibaba.excel.read.metadata.holder.ReadWorkbookHolder;
 
+import lombok.Data;
+
 /**
  * sheet holder
  *
  * @author Jiaju Zhuang
  */
+@Data
 public class XlsxReadSheetHolder extends ReadSheetHolder {
     /**
      * Record the label of the current operation to prevent NPE.
@@ -34,36 +37,4 @@ public class XlsxReadSheetHolder extends ReadSheetHolder {
         super(readSheet, readWorkbookHolder);
         this.tagDeque = new LinkedList<String>();
     }
-
-    public Deque<String> getTagDeque() {
-        return tagDeque;
-    }
-
-    public void setTagDeque(Deque<String> tagDeque) {
-        this.tagDeque = tagDeque;
-    }
-
-    public Integer getColumnIndex() {
-        return columnIndex;
-    }
-
-    public void setColumnIndex(Integer columnIndex) {
-        this.columnIndex = columnIndex;
-    }
-
-    public StringBuilder getTempData() {
-        return tempData;
-    }
-
-    public void setTempData(StringBuilder tempData) {
-        this.tempData = tempData;
-    }
-
-    public StringBuilder getTempFormula() {
-        return tempFormula;
-    }
-
-    public void setTempFormula(StringBuilder tempFormula) {
-        this.tempFormula = tempFormula;
-    }
 }