引用 JAVA POI导出EXCEL报表的操作

一、工具类

/**

* EXCEL报表工具类.

*

* @author masw

* @version $Revision:$

*/

public class ExportExcel {

private HSSFWorkbook wb = null;

private HSSFSheet sheet = null;

/**

* @param wb

* @param sheet

*/

public ExportExcel(HSSFWorkbook wb, HSSFSheet sheet) {

super();

this.wb = wb;

this.sheet = sheet;

}

/**

* @return the sheet

*/

public HSSFSheet getSheet() {

return sheet;

}

/**

* @param sheet the sheet to set

*/

public void setSheet(HSSFSheet sheet) {

this.sheet = sheet;

}

/**

* @return the wb

*/

public HSSFWorkbook getWb() {

return wb;

}

/**

* @param wb the wb to set

*/

public void setWb(HSSFWorkbook wb) {

this.wb = wb;

}

/**

* 创建通用EXCEL头部

*

* @param headString 头部显示的字符

* @param colSum 该报表的列数

*/

public void createNormalHead(String headString, int colSum) {

HSSFRow row = sheet.createRow(0);

// 设置第一行

HSSFCell cell = row.createCell(0);

row.setHeight((short) 400);

// 定义单元格为字符串类型

cell.setCellType(HSSFCell.ENCODING_UTF_16);

cell.setCellValue(new HSSFRichTextString("南京城区各网点进件统计报表"));

// 指定合并区域

sheet.addMergedRegion(new Region(0, (short) 0, 0, (short) colSum));

HSSFCellStyle cellStyle = wb.createCellStyle();

cellStyle.setAlignment(HSSFCellStyle.ALIGN_CENTER); // 指定单元格居中对齐

cellStyle.setVerticalAlignment(HSSFCellStyle.VERTICAL_CENTER);// 指定单元格垂直居中对齐

cellStyle.setWrapText(true);// 指定单元格自动换行

// 设置单元格字体

HSSFFont font = wb.createFont();

font.setBoldweight(HSSFFont.BOLDWEIGHT_BOLD);

font.setFontName("宋体");

font.setFontHeight((short) 300);

cellStyle.setFont(font);

cell.setCellStyle(cellStyle);

}

/**

* 创建通用报表第二行

*

* @param params 统计条件数组

* @param colSum 需要合并到的列索引

*/

public void createNormalTwoRow(String[] params, int colSum) {

HSSFRow row1 = sheet.createRow(1);

row1.setHeight((short) 300);

HSSFCell cell2 = row1.createCell(0);

cell2.setCellType(HSSFCell.ENCODING_UTF_16);

cell2.setCellValue(new HSSFRichTextString("统计时间：" + params[0] + "至"

+ params[1]));

// 指定合并区域

sheet.addMergedRegion(new Region(1, (short) 0, 1, (short) colSum));

HSSFCellStyle cellStyle = wb.createCellStyle();

cellStyle.setAlignment(HSSFCellStyle.ALIGN_CENTER); // 指定单元格居中对齐

cellStyle.setVerticalAlignment(HSSFCellStyle.VERTICAL_CENTER);// 指定单元格垂直居中对齐

cellStyle.setWrapText(true);// 指定单元格自动换行

// 设置单元格字体

HSSFFont font = wb.createFont();

font.setBoldweight(HSSFFont.BOLDWEIGHT_BOLD);

font.setFontName("宋体");

font.setFontHeight((short) 250);

cellStyle.setFont(font);

cell2.setCellStyle(cellStyle);

}

/**

* 设置报表标题

*

* @param columHeader 标题字符串数组

*/

public void createColumHeader(String[] columHeader) {

// 设置列头

HSSFRow row2 = sheet.createRow(2);

// 指定行高

row2.setHeight((short) 600);

HSSFCellStyle cellStyle = wb.createCellStyle();

cellStyle.setAlignment(HSSFCellStyle.ALIGN_CENTER); // 指定单元格居中对齐

cellStyle.setVerticalAlignment(HSSFCellStyle.VERTICAL_CENTER);// 指定单元格垂直居中对齐

cellStyle.setWrapText(true);// 指定单元格自动换行

// 单元格字体

HSSFFont font = wb.createFont();

font.setBoldweight(HSSFFont.BOLDWEIGHT_BOLD);

font.setFontName("宋体");

font.setFontHeight((short) 250);

cellStyle.setFont(font);

/*cellStyle.setBorderBottom(HSSFCellStyle.BORDER_THIN); // 设置单无格的边框为粗体

cellStyle.setBottomBorderColor(HSSFColor.BLACK.index); // 设置单元格的边框颜色．

cellStyle.setBorderLeft(HSSFCellStyle.BORDER_THIN);

cellStyle.setLeftBorderColor(HSSFColor.BLACK.index);

cellStyle.setBorderRight(HSSFCellStyle.BORDER_THIN);

cellStyle.setRightBorderColor(HSSFColor.BLACK.index);

cellStyle.setBorderTop(HSSFCellStyle.BORDER_THIN);

cellStyle.setTopBorderColor(HSSFColor.BLACK.index);*/

// 设置单元格背景色

cellStyle.setFillForegroundColor(HSSFColor.GREY_25_PERCENT.index);

cellStyle.setFillPattern(HSSFCellStyle.SOLID_FOREGROUND);

HSSFCell cell3 = null;

for (int i = 0; i < columHeader.length; i++) {

cell3 = row2.createCell(i);

cell3.setCellType(HSSFCell.ENCODING_UTF_16);

cell3.setCellStyle(cellStyle);

cell3.setCellValue(new HSSFRichTextString(columHeader[i]));

}

}

/**

* 创建内容单元格

*

* @param wb HSSFWorkbook

* @param row HSSFRow

* @param col short型的列索引

* @param align 对齐方式

* @param val 列值

*/

public void cteateCell(HSSFWorkbook wb, HSSFRow row, int col,

short align, String val) {

HSSFCell cell = row.createCell(col);

cell.setCellType(HSSFCell.ENCODING_UTF_16);

cell.setCellValue(new HSSFRichTextString(val));

HSSFCellStyle cellstyle = wb.createCellStyle();

cellstyle.setAlignment(align);

cell.setCellStyle(cellstyle);

}

/**

* 创建合计行

* @param colSum 需要合并到的列索引

* @param cellValue

*/

public void createLastSumRow(int colSum, String[] cellValue) {

HSSFCellStyle cellStyle = wb.createCellStyle();

cellStyle.setAlignment(HSSFCellStyle.ALIGN_CENTER); // 指定单元格居中对齐

cellStyle.setVerticalAlignment(HSSFCellStyle.VERTICAL_CENTER);// 指定单元格垂直居中对齐

cellStyle.setWrapText(true);// 指定单元格自动换行

// 单元格字体

HSSFFont font = wb.createFont();

font.setBoldweight(HSSFFont.BOLDWEIGHT_BOLD);

font.setFontName("宋体");

font.setFontHeight((short) 250);

cellStyle.setFont(font);

HSSFRow lastRow = sheet.createRow((short) (sheet.getLastRowNum() + 1));

HSSFCell sumCell = lastRow.createCell(0);

sumCell.setCellValue(new HSSFRichTextString("合计"));

sumCell.setCellStyle(cellStyle);

sheet.addMergedRegion(new Region(sheet.getLastRowNum(), (short) 0,

sheet.getLastRowNum(), (short) colSum));// 指定合并区域

for (int i = 2; i < (cellValue.length + 2); i++) {

sumCell = lastRow.createCell(i);

sumCell.setCellStyle(cellStyle);

sumCell.setCellValue(new HSSFRichTextString(cellValue[i-2]));

}

}

/**

* 输入EXCEL文件

*

* @param fileName 文件名

*/

public void outputExcel(String fileName) {

FileOutputStream fos = null;

try {

fos = new FileOutputStream(new File(fileName));

wb.write(fos);

fos.close();

} catch (FileNotFoundException e) {

e.printStackTrace();

} catch (IOException e) {

e.printStackTrace();

}

}

}

二、创建EXCEL报表的客户端

/**

* 拒绝件报表生成类.

*

* @author caoyb

* @version $Revision:$

*/

public class ComplexExportExcelClient {

private static HSSFWorkbook wb = new HSSFWorkbook();

private static HSSFSheet sheet = wb.createSheet();

public static void main(String[] args) {

ExportExcel exportExcel = new ExportExcel(wb, sheet);

//创建列标头LIST

List fialList = new ArrayList();

fialList.add("申请人未提供任何联系方式");

fialList.add("无工作单位信息且未提供收入来源信息");

fialList.add("有工作单位但未提供单位地址或电话");

fialList.add("家庭地址缺失");

fialList.add("客户身份证明资料缺");

fialList.add("签名缺失或签名不符合要求");

fialList.add("其它");

List errorList = new ArrayList();

errorList.add("客户主动取消");

errorList.add("个人征信不良");

errorList.add("欺诈申请");

errorList.add("申请人基本条件不符");

errorList.add("申请材料不合规");

errorList.add("无法正常完成征信");

errorList.add("重复申请");

errorList.add("其他");

// 计算该报表的列数

int number = 2 + fialList.size() * 2 + errorList.size() * 2;

// 给工作表列定义列宽(实际应用自己更改列数)

for (int i = 0; i < number; i++) {

sheet.setColumnWidth(i, 3000);

}

// 创建单元格样式

HSSFCellStyle cellStyle = wb.createCellStyle();

// 指定单元格居中对齐

cellStyle.setAlignment(HSSFCellStyle.ALIGN_CENTER);

// 指定单元格垂直居中对齐

cellStyle.setVerticalAlignment(HSSFCellStyle.VERTICAL_CENTER);

// 指定当单元格内容显示不下时自动换行

cellStyle.setWrapText(true);

// 设置单元格字体

HSSFFont font = wb.createFont();

font.setBoldweight(HSSFFont.BOLDWEIGHT_BOLD);

font.setFontName("宋体");

font.setFontHeight((short) 200);

cellStyle.setFont(font);

// 创建报表头部

exportExcel.createNormalHead("南京地区申请资料拒件分析统计", number);

// 设置第二行

String[] params = new String[] { " 年 月 日", " 年 月 日" };

exportExcel.createNormalTwoRow(params, number);

// 设置列头

HSSFRow row2 = sheet.createRow(2);

HSSFCell cell0 = row2.createCell(0);

cell0.setCellStyle(cellStyle);

cell0.setCellValue(new HSSFRichTextString("机构代码"));

HSSFCell cell1 = row2.createCell(1);

cell1.setCellStyle(cellStyle);

cell1.setCellValue(new HSSFRichTextString("支行名称"));

HSSFCell cell2 = row2.createCell(2);

cell2.setCellStyle(cellStyle);

cell2.setCellValue(new HSSFRichTextString("无效件"));

HSSFCell cell3 = row2.createCell(2 * fialList.size() + 2);

cell3.setCellStyle(cellStyle);

cell3.setCellValue(new HSSFRichTextString("拒绝件"));

HSSFRow row3 = sheet.createRow(3);

// 设置行高

row3.setHeight((short) 800);

HSSFCell row3Cell = null;

int m = 0;

int n = 0;

// 创建不同的LIST的列标题

for (int i = 2; i < number; i = i + 2) {

if (i < 2 * fialList.size() + 2) {

row3Cell = row3.createCell(i);

row3Cell.setCellStyle(cellStyle);

row3Cell.setCellValue(new HSSFRichTextString(fialList.get(m)

.toString()));

m++;

} else {

row3Cell = row3.createCell(i);

row3Cell.setCellStyle(cellStyle);

row3Cell.setCellValue(new HSSFRichTextString(errorList.get(n)

.toString()));

n++;

}

}

// 创建最后一列的合计列

row3Cell = row3.createCell(number);

row3Cell.setCellStyle(cellStyle);

row3Cell.setCellValue(new HSSFRichTextString("合计"));

// 合并单元格

HSSFRow row4 = sheet.createRow(4);

// 合并第三行到第五行的第一列

sheet.addMergedRegion(new Region(2, (short) 0, 4, (short) 0));

// 合并第三行到第五行的第二列

sheet.addMergedRegion(new Region(2, (short) 1, 4, (short) 1));

// 合并第三行的第三列到第AA指定的列

int aa = 2 * fialList.size() + 1;

sheet.addMergedRegion(new Region(2, (short) 2, 2, (short) aa));

int start = aa + 1;

sheet.addMergedRegion(new Region(2, (short) start, 2,

(short) (number - 1)));

// 循环合并第四行的行，并且是每2列合并成一列

for (int i = 2; i < number; i = i + 2) {

sheet.addMergedRegion(new Region(3, (short) i, 3, (short) (i + 1)));

}

// 根据列数奇偶数的不同创建不同的列标题

for (int i = 2; i < number; i++) {

if (i < 2 * fialList.size() + 2) {

if (i % 2 == 0) {

HSSFCell cell = row4.createCell(i);

cell.setCellStyle(cellStyle);

cell.setCellValue(new HSSFRichTextString("无效量"));

} else {

HSSFCell cell = row4.createCell(i);

cell.setCellStyle(cellStyle);

cell.setCellValue(new HSSFRichTextString("占比"));

}

} else {

if (i % 2 == 0) {

HSSFCell cell = row4.createCell(i);

cell.setCellStyle(cellStyle);

cell.setCellValue(new HSSFRichTextString("拒绝量"));

} else {

HSSFCell cell = row4.createCell(i);

cell.setCellStyle(cellStyle);

cell.setCellValue(new HSSFRichTextString("占比"));

}

}

}

// 循环创建中间的单元格的各项的值

for (int i = 5; i < number; i++) {

HSSFRow row = sheet.createRow((short) i);

for (int j = 0; j <= number; j++) {

exportExcel

.cteateCell(wb, row, (short) j,

HSSFCellStyle.ALIGN_CENTER_SELECTION, String

.valueOf(j));

}

}

// 创建最后一行的合计行

String[] cellValue = new String[number - 1];

for (int i = 0; i < number - 1; i++) {

cellValue[i] = String.valueOf(i);

}

exportExcel.createLastSumRow(1, cellValue);

exportExcel.outputExcel("c://拒绝件统计.xls");

}

}