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@@ -0,0 +1,177 @@
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+package com.mall.util;
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+
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+import net.sf.jxls.exception.ParsePropertyException;
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+import net.sf.jxls.transformer.XLSTransformer;
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+import org.apache.log4j.Logger;
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+import org.apache.poi.hssf.usermodel.HSSFWorkbook;
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+
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+import javax.servlet.http.HttpServletRequest;
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+import javax.servlet.http.HttpServletResponse;
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+import java.io.*;
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+import java.util.Map;
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+import java.util.UUID;
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+
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+/**
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+ * 根据模板导出excel到服务器本地
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+ *
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+ */
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+public class ExcelBuilder {
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+ private static final String CONTENT_TYPE = "application/x-msdownload;charset=UTF-8";
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+ private Logger log = Logger.getLogger(this.getClass());
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+
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+ /**
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+ *
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+ * @param config templates/s_ana_lus.xls
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+ * @param model Map<String, Object>
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+ * @return fileName
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+ */
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+ public String export(String config, Map<String, Object> model,HttpServletRequest request) throws IllegalAccessException {
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+ String fileName = "ERROR";
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+ InputStream in = null;
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+ OutputStream out = null;
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+ try {
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+ log.debug("准备导出...");
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+ String tmpFileName = UUID.randomUUID() + ".xls";
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+ String output=request.getSession().getServletContext().getRealPath("download/" + tmpFileName);
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+ log.debug("输出路径：" + output);
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+ in = ExcelBuilder.class.getClassLoader().getResourceAsStream(config);
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+ out = new FileOutputStream(output);
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+ XLSTransformer transformer = new XLSTransformer();
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+ transformer.transformXLS(in, model).write(out);
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+ //导出成功后 才设置导出的文件名
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+ fileName = tmpFileName;
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+ } catch (FileNotFoundException e) {
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+ e.printStackTrace();
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+ } catch (ParsePropertyException e) {
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+ e.printStackTrace();
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+ } catch (IOException e) {
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+ e.printStackTrace();
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+ } finally {
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+ try {
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+ if (in != null)
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+ in.close();
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+ if (out != null)
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+ out.close();
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+ } catch (IOException e) {
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+ e.printStackTrace();
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+ }
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+ }
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+ log.debug("返回文件名：" + fileName);
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+ return fileName;
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+ }
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+
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+
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+ public String export(String config, Map<String, Object> model,String filename,HttpServletRequest request) throws IllegalAccessException {
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+ String fileName = "ERROR";
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+ InputStream in = null;
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+ OutputStream out = null;
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+ try {
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+ log.debug("准备导出...");
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+// String tmpFileName = UUID.randomUUID() + ".xls";
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+ String tmpFileName=filename+".xls";
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+ String output=request.getSession().getServletContext().getRealPath("download/" + tmpFileName);
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+ log.debug("输出路径：" + output);
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+ in = ExcelBuilder.class.getClassLoader().getResourceAsStream(config);
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+ out = new FileOutputStream(output);
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+ XLSTransformer transformer = new XLSTransformer();
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+ transformer.transformXLS(in, model).write(out);
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+ //导出成功后 才设置导出的文件名
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+ fileName = tmpFileName;
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+ } catch (FileNotFoundException e) {
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+ e.printStackTrace();
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+ } catch (ParsePropertyException e) {
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+ e.printStackTrace();
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+ } catch (IOException e) {
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+ e.printStackTrace();
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+ } finally {
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+ try {
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+ if (in != null)
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+ in.close();
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+ if (out != null)
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+ out.close();
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+ } catch (IOException e) {
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+ e.printStackTrace();
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+ }
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+ }
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+ log.debug("返回文件名：" + fileName);
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+ return fileName;
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+ }
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+
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+ public String export(String config, Map<String, Object> model,String filename,String path) throws IllegalAccessException {
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+ String fileName = "ERROR";
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+ InputStream in = null;
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+ OutputStream out = null;
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+ try {
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+ String tmpFileName=filename+".xls";
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+ String tmpPath=path+tmpFileName;
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+ in = ExcelBuilder.class.getClassLoader().getResourceAsStream(config);
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+ out = new FileOutputStream(tmpPath);
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+ XLSTransformer transformer = new XLSTransformer();
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+ transformer.transformXLS(in, model).write(out);
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+ //导出成功后 才设置导出的文件名
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+ fileName = tmpFileName;
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+ } catch (Exception e){
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+ e.printStackTrace();
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+ } finally {
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+ try {
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+ if (in != null)
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+ in.close();
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+ if (out != null)
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+ out.close();
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+ } catch (Exception e) {
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+ e.printStackTrace();
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+ }
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+ }
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+ return fileName;
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+ }
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+ //模板导出excel
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+ public String export(String config, Map<String, Object> model,String title,HttpServletRequest request, HttpServletResponse response) throws Exception {
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+ String fileName = "ERROR";
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+ InputStream in = null;
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+ OutputStream out = null;
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+ try {
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+ log.debug("准备导出...");
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+ String tmpFileName = UUID.randomUUID() + ".xls";//随机导出Excel名称
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+ String file_title=title+".xls";
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+ final String path="C:/files/export/";
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+ final File filePath = new File(path);
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+ if(!filePath.exists()) //没有目录的，自动创建目录
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+ filePath.mkdirs();
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+ String tmpPath=path+tmpFileName;//文件完整路径
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+ log.debug("输出路径：" + tmpPath);
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+
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+ in = ExcelBuilder.class.getClassLoader().getResourceAsStream(config);
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+ out = new FileOutputStream(tmpPath);
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+ XLSTransformer transformer = new XLSTransformer();
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+
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+ HSSFWorkbook b = transformer.transformXLS(in, model);
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+ b.write(out);
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+ //导出成功后 才设置导出的文件名
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+ fileName = tmpFileName;
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+
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+ FileUtil fileUtil=new FileUtil();
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+ response.setContentType(CONTENT_TYPE);
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+ //下载生成的Excel
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+ fileUtil.doDownloadFile(tmpPath, file_title, request, response);
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+ //删除生成的Excel
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+ fileUtil.doRemoveFile(tmpPath);
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+ } catch (FileNotFoundException e) {
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+ e.printStackTrace();
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+ } catch (ParsePropertyException e) {
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+ e.printStackTrace();
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+ } catch (IOException e) {
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+ e.printStackTrace();
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+ } finally {
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+ try {
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+ if (in != null)
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+ in.close();
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+ if (out != null)
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+ out.close();
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+ } catch (IOException e) {
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+ e.printStackTrace();
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+ }
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+ }
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+ log.debug("返回文件名：" + fileName);
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+ return fileName;
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+ }
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+}
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