接口文档的支持

yzg-util-db/src/main/java/com/yanzuoguang/excel/ExcelConsole.java

@@ -7,10 +7,8 @@ import com.yanzuoguang.util.helper.StringHelper;
 import com.yanzuoguang.util.table.TableHead;
 import com.yanzuoguang.util.table.TableHeadHelper;
 import com.yanzuoguang.util.table.TableHeadItem;
-import org.apache.poi.ss.usermodel.Cell;
-import org.apache.poi.ss.usermodel.Row;
-import org.apache.poi.ss.usermodel.Sheet;
-import org.apache.poi.ss.usermodel.Workbook;
+import org.apache.poi.hssf.util.HSSFColor;
+import org.apache.poi.ss.usermodel.*;
 import org.apache.poi.ss.util.CellRangeAddress;
 import org.apache.poi.xssf.usermodel.XSSFWorkbook;
 
@@ -49,6 +47,11 @@ public class ExcelConsole<T extends Object> implements DbRow<T> {
      */
     private Sheet sheet;
 
+    /**
+     * 单元格央视
+     */
+    private CellStyle style;
+
     /**
      * 行号
      */
@@ -161,6 +164,9 @@ public class ExcelConsole<T extends Object> implements DbRow<T> {
         // 创建工作簿对象
         workbook = new XSSFWorkbook();
         sheet = workbook.createSheet();
+
+        style = initColumnCenterstyle(workbook);
+
         // 行和列都是从0开始计数，且起始结束都会合并
 
         // 写入标题、子标题
@@ -171,6 +177,7 @@ public class ExcelConsole<T extends Object> implements DbRow<T> {
 
         writeHead(head);
         rowIndex += head.getTotalRow();
+
     }
 
     /**
@@ -185,8 +192,7 @@ public class ExcelConsole<T extends Object> implements DbRow<T> {
         // 创建一行
         Row row = sheet.createRow(rowIndex);
         row.setHeight(getUnit(rowHeight));
-        Cell cell = row.createCell(0);
-        cell.setCellValue(content);
+        Cell cell = createCell(row, 0, content);
         // 这里是合并excel中多列为1列
         CellRangeAddress region = new CellRangeAddress(rowIndex, rowIndex, 0, columnLength);
         sheet.addMergedRegion(region);
@@ -208,8 +214,7 @@ public class ExcelConsole<T extends Object> implements DbRow<T> {
         // 写入列头
         for (TableHeadItem headItem : head.getColumns()) {
             Row row = rows[headItem.getRow()];
-            Cell cell = row.createCell(headItem.getColumn());
-            cell.setCellValue(headItem.getName());
+            Cell cell = createCell(row, headItem.getColumn(), headItem.getName());
 
             // 判断是否需要合并列头
             if (headItem.getColumnCell() > 1 || headItem.getRowCell() > 1) {
@@ -300,19 +305,11 @@ public class ExcelConsole<T extends Object> implements DbRow<T> {
                     mergerData(mergerData, columnPos);
                 } else {
                     // 当不需要合并历史记录时，则创建新的内容
-                    Cell cell = row.createCell(columnPos);
-                    cell.setCellValue(value);
+                    Cell cell = createCell(row, columnPos, value);
                 }
-//                if (mergerData.getRowIndexHistory() != mergerData.getRowIndex() - 1) {
-//                    // 合并历史记录单元格
-//                    mergerData(mergerData, columnPos);
-//                }
-
-
             } else {
                 // 不合并时直接写入单元格内容
-                Cell cell = row.createCell(columnPos);
-                cell.setCellValue(value);
+                Cell cell = createCell(row, columnPos, value);
             }
         }
 
@@ -330,6 +327,8 @@ public class ExcelConsole<T extends Object> implements DbRow<T> {
         int rowEnd = rowStart + mergerColumn.getRowCell() - 1;
         CellRangeAddress region = new CellRangeAddress(rowStart, rowEnd, columnPos, columnPos);
         sheet.addMergedRegion(region);
+
+        Cell cell = sheet.getRow(rowStart).getCell(columnPos);
     }
 
     /**
@@ -385,4 +384,53 @@ public class ExcelConsole<T extends Object> implements DbRow<T> {
         String fileName = String.format("%s/%s", this.config.getServerPath(), this.config.getFileName());
         return fileName;
     }
+
+    /**
+     * 创建单元格
+     *
+     * @param row
+     * @param column
+     * @param content
+     * @return
+     */
+    private Cell createCell(Row row, int column, String content) {
+        Cell cell = row.createCell(column);
+        cell.setCellStyle(style);
+        cell.setCellValue(content);
+        return cell;
+    }
+
+    /**
+     * <br>
+     * <b>功能：</b>单元格的默认样式<br>
+     * <b>作者：</b>yixq<br>
+     * <b>@param wb
+     * <b>@return</b>
+     */
+    public CellStyle initColumnCenterstyle(Workbook wb) {
+
+        CellStyle cellStyle = wb.createCellStyle();
+
+        Font font = wb.createFont();
+        font.setFontName("宋体");
+        font.setFontHeightInPoints((short) 10);
+        cellStyle.setFont(font);
+
+        // 左右居中
+        cellStyle.setAlignment(CellStyle.ALIGN_CENTER);
+        // 上下居中
+        cellStyle.setVerticalAlignment(CellStyle.VERTICAL_CENTER);
+        cellStyle.setWrapText(true);
+        cellStyle.setLeftBorderColor(HSSFColor.BLACK.index);
+        cellStyle.setBorderLeft((short) 1);
+        cellStyle.setRightBorderColor(HSSFColor.BLACK.index);
+        cellStyle.setBorderRight((short) 1);
+        // 设置单元格的边框为粗体
+        cellStyle.setBorderBottom(CellStyle.BORDER_THIN);
+        // 设置单元格的边框颜色．
+        cellStyle.setBottomBorderColor(HSSFColor.BLACK.index);
+        // 设置单元格的背景颜色．
+        cellStyle.setFillForegroundColor(HSSFColor.WHITE.index);
+        return cellStyle;
+    }
 }