支持通过模板填充数据

src/main/java/com/alibaba/excel/ExcelWriter.java

@@ -155,6 +155,18 @@ public class ExcelWriter {
         return this;
     }
 
+    /**
+     * Fill value to a sheet
+     *
+     * @param data
+     * @param writeSheet
+     * @return
+     */
+    public ExcelWriter fill(Object data, WriteSheet writeSheet) {
+        excelBuilder.fill(data, writeSheet);
+        return this;
+    }
+
     /**
      * Write data to a sheet
      *

src/main/java/com/alibaba/excel/util/WorkBookUtil.java

@@ -37,6 +37,7 @@ public class WorkBookUtil {
             // When using SXSSFWorkbook, you can't get the actual last line.But we need to read the last line when we
             // are using the template, so we cache it
             if (xssfWorkbook != null) {
+                writeWorkbookHolder.setXssfWorkbook(xssfWorkbook);
                 for (int i = 0; i < xssfWorkbook.getNumberOfSheets(); i++) {
                     writeWorkbookHolder.getTemplateLastRowMap().put(i, xssfWorkbook.getSheetAt(i).getLastRowNum());
                 }

src/main/java/com/alibaba/excel/write/ExcelBuilder.java

@@ -35,6 +35,14 @@ public interface ExcelBuilder {
      */
     void addContent(List data, WriteSheet writeSheet, WriteTable writeTable);
 
+    /**
+     * WorkBook fill value
+     *
+     * @param data
+     * @param writeSheet
+     */
+    void fill(Object data, WriteSheet writeSheet);
+
     /**
      * Creates new cell range. Indexes are zero-based.
      *

src/main/java/com/alibaba/excel/write/ExcelBuilderImpl.java

@@ -2,12 +2,13 @@ package com.alibaba.excel.write;
 
 import java.lang.reflect.Field;
 import java.util.ArrayList;
+import java.util.Collection;
 import java.util.Collections;
-import java.util.HashMap;
 import java.util.HashSet;
 import java.util.List;
 import java.util.Map;
 import java.util.Set;
+import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
 import org.apache.poi.hssf.usermodel.HSSFWorkbook;
@@ -15,7 +16,6 @@ import org.apache.poi.ss.usermodel.Cell;
 import org.apache.poi.ss.usermodel.ClientAnchor;
 import org.apache.poi.ss.usermodel.CreationHelper;
 import org.apache.poi.ss.usermodel.Drawing;
-import org.apache.poi.ss.usermodel.RichTextString;
 import org.apache.poi.ss.usermodel.Row;
 import org.apache.poi.ss.usermodel.Sheet;
 import org.apache.poi.ss.util.CellRangeAddress;
@@ -109,6 +109,7 @@ public class ExcelBuilderImpl implements ExcelBuilder {
         }
     }
 
+    @Override
     public void fill(Object data, WriteSheet writeSheet) {
         try {
             if (context.writeWorkbookHolder().getTemplateFile() == null
@@ -127,17 +128,14 @@ public class ExcelBuilderImpl implements ExcelBuilder {
     }
 
     private void doFill(Object data) {
-        BeanMap beanMap = BeanMap.create(data);
         WriteSheetHolder writeSheetHolder = context.writeSheetHolder();
-
         Sheet sheet = writeSheetHolder.getSheet();
         Map<Integer, Integer> templateLastRowMap = context.writeWorkbookHolder().getTemplateLastRowMap();
-        if (!templateLastRowMap.containsKey(writeSheetHolder.getSheetNo())) {
+        if (sheet == null) {
             throw new ExcelGenerateException(
                 "The corresponding table cannot be found,sheetNo:" + writeSheetHolder.getSheetNo());
         }
-        Map<String, AnalysisCell> analysisCellMap = new HashMap<String, AnalysisCell>(16);
-
+        List<AnalysisCell> analysisCellList = new ArrayList<AnalysisCell>();
         for (int i = 0; i < templateLastRowMap.get(writeSheetHolder.getSheetNo()); i++) {
             Row row = sheet.getRow(i);
             for (int j = 0; j < row.getLastCellNum(); j++) {
@@ -150,29 +148,49 @@ public class ExcelBuilderImpl implements ExcelBuilder {
                     List<String> variableList = new ArrayList<String>();
                     analysisCell.setVariableList(variableList);
                     boolean matches = true;
+                    int index = 0;
                     while (matches) {
-
+                        Matcher matcher = FILL_PATTERN.matcher(value);
+                        String variable = value.substring(matcher.start(), matcher.end());
+                        variableList.add(variable);
+                        value = matcher.replaceFirst("{" + index++ + "}");
                         matches = FILL_PATTERN.matcher(value).matches();
+                        analysisCellList.add(analysisCell);
                     }
-
                 }
             }
-
         }
 
-        if (CollectionUtils.isEmpty(data)) {
-            return;
-        }
-        WriteSheetHolder writeSheetHolder = context.writeSheetHolder();
-        int newRowIndex = writeSheetHolder.getNewRowIndexAndStartDoWrite();
-        if (writeSheetHolder.isNew() && !writeSheetHolder.getExcelWriteHeadProperty().hasHead()) {
-            newRowIndex += context.currentWriteHolder().relativeHeadRowIndex();
+        if (data instanceof Collection) {
+
+        } else if (data instanceof Map) {
+
+        } else {
+
         }
-        // BeanMap is out of order,so use fieldList
-        List<Field> fieldList = new ArrayList<Field>();
-        for (int relativeRowIndex = 0; relativeRowIndex < data.size(); relativeRowIndex++) {
-            int n = relativeRowIndex + newRowIndex;
-            addOneRowOfDataToExcel(data.get(relativeRowIndex), n, relativeRowIndex, fieldList);
+        BeanMap beanMap = BeanMap.create(data);
+
+        for (AnalysisCell analysisCell : analysisCellList) {
+            Cell cell = sheet.getRow(analysisCell.getRowIndex()).getCell(analysisCell.getColumnIndex());
+            if (analysisCell.getVariableList().size() == 1) {
+                Object value = beanMap.get(analysisCell.getVariableList().get(0));
+                if (value == null) {
+                    continue;
+                }
+                converterAndSet(writeSheetHolder, value.getClass(), cell, value, null);
+            } else {
+                List<String> fileDataStringList = new ArrayList<String>();
+                for (String variable : analysisCell.getVariableList()) {
+                    Object value = beanMap.get(variable);
+                    CellData cellData = convert(writeSheetHolder, String.class, cell, value, null);
+                    String fillDataString = cellData.getStringValue();
+                    if (fillDataString == null) {
+                        fillDataString = "";
+                    }
+                    fileDataStringList.add(fillDataString);
+                }
+                cell.setCellValue(String.format(analysisCell.getPrepareData(), fileDataStringList));
+            }
         }
     }
 

src/main/java/com/alibaba/excel/write/builder/ExcelWriterSheetBuilder.java

@@ -135,6 +135,14 @@ public class ExcelWriterSheetBuilder {
         excelWriter.finish();
     }
 
+    public void doFill(Object data) {
+        if (excelWriter == null) {
+            throw new ExcelGenerateException("Must use 'EasyExcelFactory.write().sheet()' to call this method");
+        }
+        excelWriter.fill(data, build());
+        excelWriter.finish();
+    }
+
     public ExcelWriterTableBuilder table() {
         return table(null);
     }

src/main/java/com/alibaba/excel/write/metadata/holder/WriteWorkbookHolder.java

@@ -10,6 +10,7 @@ import java.util.HashMap;
 import java.util.Map;
 
 import org.apache.poi.ss.usermodel.Workbook;
+import org.apache.poi.xssf.usermodel.XSSFWorkbook;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -24,12 +25,15 @@ import com.alibaba.excel.write.metadata.WriteWorkbook;
  * @author Jiaju Zhuang
  */
 public class WriteWorkbookHolder extends AbstractWriteHolder {
-    private static final Logger LOGGER = LoggerFactory.getLogger(WriteWorkbookHolder.class);
     /***
      * poi Workbook
      */
     private Workbook workbook;
-
+    /**
+     * When reading version 07 with the template, the <code>workbook</code> cannot get the specific line number, so it
+     * needs to get the specific line number.
+     */
+    private XSSFWorkbook xssfWorkbook;
     /**
      * current param
      */
@@ -130,6 +134,14 @@ public class WriteWorkbookHolder extends AbstractWriteHolder {
         this.workbook = workbook;
     }
 
+    public XSSFWorkbook getXssfWorkbook() {
+        return xssfWorkbook;
+    }
+
+    public void setXssfWorkbook(XSSFWorkbook xssfWorkbook) {
+        this.xssfWorkbook = xssfWorkbook;
+    }
+
     public Map<Integer, WriteSheetHolder> getHasBeenInitializedSheet() {
         return hasBeenInitializedSheet;
     }

src/test/java/com/alibaba/easyexcel/test/core/fill/FillData.java

@@ -0,0 +1,15 @@
+package com.alibaba.easyexcel.test.core.fill;
+
+import com.alibaba.excel.annotation.format.NumberFormat;
+
+import lombok.Data;
+
+/**
+ * @author Jiaju Zhuang
+ */
+@Data
+public class FillData {
+    private String name;
+    @NumberFormat("0#")
+    private double number;
+}

src/test/java/com/alibaba/easyexcel/test/core/fill/FillDataTest.java

@@ -0,0 +1,90 @@
+package com.alibaba.easyexcel.test.core.fill;
+
+import java.io.File;
+import java.util.ArrayList;
+import java.util.List;
+
+import org.apache.poi.ss.usermodel.BorderStyle;
+import org.apache.poi.ss.usermodel.FillPatternType;
+import org.apache.poi.ss.usermodel.Font;
+import org.apache.poi.ss.usermodel.HorizontalAlignment;
+import org.apache.poi.ss.usermodel.IndexedColors;
+import org.apache.poi.ss.usermodel.VerticalAlignment;
+import org.junit.BeforeClass;
+import org.junit.FixMethodOrder;
+import org.junit.Test;
+import org.junit.runners.MethodSorters;
+
+import com.alibaba.easyexcel.test.core.style.StyleData;
+import com.alibaba.easyexcel.test.core.style.StyleDataListener;
+import com.alibaba.easyexcel.test.util.TestFileUtil;
+import com.alibaba.excel.EasyExcel;
+import com.alibaba.excel.metadata.Head;
+import com.alibaba.excel.write.merge.LoopMergeStrategy;
+import com.alibaba.excel.write.merge.OnceAbsoluteMergeStrategy;
+import com.alibaba.excel.write.metadata.style.WriteCellStyle;
+import com.alibaba.excel.write.metadata.style.WriteFont;
+import com.alibaba.excel.write.style.AbstractVerticalCellStyleStrategy;
+import com.alibaba.excel.write.style.HorizontalCellStyleStrategy;
+import com.alibaba.excel.write.style.column.SimpleColumnWidthStyleStrategy;
+import com.alibaba.excel.write.style.row.SimpleRowHeightStyleStrategy;
+
+/**
+ *
+ * @author Jiaju Zhuang
+ */
+@FixMethodOrder(MethodSorters.NAME_ASCENDING)
+public class FillDataTest {
+
+    private static File file07;
+    private static File file03;
+    private static File simpleTemplate07;
+
+    @BeforeClass
+    public static void init() {
+        file07 = TestFileUtil.createNewFile("fill07.xlsx");
+        file03 = TestFileUtil.createNewFile("fill03.xls");
+        simpleTemplate07 = TestFileUtil.readFile("fill" + File.separator + "simple.xlsx");
+    }
+
+    @Test
+    public void t01Fill07() {
+        fill(file07);
+    }
+
+    @Test
+    public void t02Fill03() {
+        fill(file03);
+    }
+
+    private void fill(File file) {
+        FillData fillData = new FillData();
+        fillData.setName("张三");
+        fillData.setNumber(5.2);
+        EasyExcel.write(file).withTemplate(simpleTemplate07).sheet().doFill(fillData);
+    }
+
+    private List<StyleData> data() {
+        List<StyleData> list = new ArrayList<StyleData>();
+        StyleData data = new StyleData();
+        data.setString("字符串0");
+        data.setString1("字符串01");
+        StyleData data1 = new StyleData();
+        data1.setString("字符串1");
+        data1.setString1("字符串11");
+        list.add(data);
+        list.add(data1);
+        return list;
+    }
+
+    private List<StyleData> data10() {
+        List<StyleData> list = new ArrayList<StyleData>();
+        for (int i = 0; i < 10; i++) {
+            StyleData data = new StyleData();
+            data.setString("字符串0");
+            data.setString1("字符串01");
+            list.add(data);
+        }
+        return list;
+    }
+}

src/test/java/com/alibaba/easyexcel/test/temp/poi/PoiTest.java

@@ -1,8 +1,12 @@
 package com.alibaba.easyexcel.test.temp.poi;
 
 import java.io.File;
+import java.io.FileOutputStream;
 import java.io.IOException;
 
+import org.apache.poi.ss.usermodel.Cell;
+import org.apache.poi.ss.usermodel.Sheet;
+import org.apache.poi.ss.usermodel.Workbook;
 import org.apache.poi.xssf.streaming.SXSSFRow;
 import org.apache.poi.xssf.streaming.SXSSFSheet;
 import org.apache.poi.xssf.streaming.SXSSFWorkbook;
@@ -49,4 +53,69 @@ public class PoiTest {
         xssfSheet.createRow(20);
         LOGGER.info("一共行数:{}", xssfSheet.getLastRowNum());
     }
+
+    @Test
+    public void lastRowNum233() throws IOException {
+        String file = TestFileUtil.getPath() + "fill" + File.separator + "simple.xlsx";
+        Workbook xx=new XSSFWorkbook(file);
+
+        SXSSFWorkbook xssfWorkbook = new SXSSFWorkbook();
+        Sheet xssfSheet = xssfWorkbook.getXSSFWorkbook().getSheetAt(0);
+
+        Cell cell = xssfSheet.getRow(0).createCell(9);
+        cell.setCellValue("testssdf是士大夫否t");
+
+        FileOutputStream fileout = new FileOutputStream("d://test/r2" + System.currentTimeMillis() + ".xlsx");
+        xssfWorkbook.write(fileout);
+        xssfWorkbook.close();
+    }
+
+
+    @Test
+    public void lastRowNum2332222() throws IOException {
+        String file = TestFileUtil.getPath() + "fill" + File.separator + "simple.xlsx";
+        Workbook xx=new XSSFWorkbook(file);
+        SXSSFWorkbook xssfWorkbook = new SXSSFWorkbook();
+        Sheet xssfSheet = xssfWorkbook.getXSSFWorkbook().getSheetAt(0);
+
+        Cell cell = xssfSheet.getRow(0).createCell(9);
+        cell.setCellValue("testssdf是士大夫否t");
+
+        FileOutputStream fileout = new FileOutputStream("d://test/r2" + System.currentTimeMillis() + ".xlsx");
+        xssfWorkbook.write(fileout);
+    }
+
+    @Test
+    public void lastRowNum23443() throws IOException {
+        String file = TestFileUtil.getPath() + "fill" + File.separator + "simple.xlsx";
+        SXSSFWorkbook xssfWorkbook = new SXSSFWorkbook(new XSSFWorkbook(file));
+        Sheet xssfSheet = xssfWorkbook.getSheetAt(0);
+
+        FileOutputStream fileout = new FileOutputStream("d://test/r2" + System.currentTimeMillis() + ".xlsx");
+        xssfWorkbook.write(fileout);
+        xssfWorkbook.close();
+    }
+
+    @Test
+    public void lastRowNum2() throws IOException {
+        String file = TestFileUtil.getPath() + "fill" + File.separator + "simple.xlsx";
+        SXSSFWorkbook xssfWorkbook = new SXSSFWorkbook(new XSSFWorkbook(file));
+        Sheet xssfSheet = xssfWorkbook.getXSSFWorkbook().getSheetAt(0);
+        LOGGER.info("一共行数:{}", xssfSheet.getPhysicalNumberOfRows());
+        LOGGER.info("一共行数:{}", xssfSheet.getLastRowNum());
+        LOGGER.info("一共行数:{}", xssfSheet.getFirstRowNum());
+
+    }
+
+    @Test
+    public void lastRowNumXSSF2() throws IOException {
+        String file = TestFileUtil.getPath() + "fill" + File.separator + "simple.xlsx";
+        XSSFWorkbook xssfWorkbook = new XSSFWorkbook(file);
+        LOGGER.info("一共:{}个sheet", xssfWorkbook.getNumberOfSheets());
+        XSSFSheet xssfSheet = xssfWorkbook.getSheetAt(0);
+        LOGGER.info("一共行数:{}", xssfSheet.getLastRowNum());
+        XSSFRow row = xssfSheet.getRow(0);
+        LOGGER.info("第一行数据:{}", row);
+    }
+
 }