package com.citic.util;
import java.io.BufferedWriter;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStreamWriter;
import java.io.UnsupportedEncodingException;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;
import javax.xml.transform.OutputKeys;
import javax.xml.transform.Transformer;
import javax.xml.transform.TransformerConfigurationException;
import javax.xml.transform.TransformerException;
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.dom.DOMSource;
import javax.xml.transform.stream.StreamResult;
import org.apache.poi.hssf.converter.ExcelToHtmlConverter;
import org.apache.poi.hssf.usermodel.HSSFWorkbook;
import org.w3c.dom.Document;
public class PoiExcelToHtml2 {
public static void main(String[] args) throws Throwable {
excelToHtml(null, "2017评分表样例.xls");
}
/**
* Excel 转为 HTML
* @param fileName
* @param outputFile
* @throws FileNotFoundException
* @throws IOException
* @throws ParserConfigurationException
* @throws TransformerConfigurationException
* @throws TransformerException
*/
public static void excelToHtml(String fileName, String outputFile)
throws FileNotFoundException, IOException, ParserConfigurationException,
TransformerConfigurationException, TransformerException {
InputStream is = new FileInputStream(fileName);
HSSFWorkbook excelBook = new HSSFWorkbook(is);
ExcelToHtmlConverter ethc = new ExcelToHtmlConverter(
DocumentBuilderFactory.newInstance().newDocumentBuilder().newDocument());
ethc.setOutputColumnHeaders(false);
ethc.setOutputRowNumbers(false);
ethc.processWorkbook(excelBook);
Document htmlDocument = ethc.getDocument();
ByteArrayOutputStream out = new ByteArrayOutputStream();
DOMSource domSource = new DOMSource(htmlDocument);
StreamResult streamResult = new StreamResult(out);
TransformerFactory tf = TransformerFactory.newInstance();
Transformer serializer = tf.newTransformer();
serializer.setOutputProperty(OutputKeys.ENCODING, "gbk");
serializer.setOutputProperty(OutputKeys.INDENT, "yes");
serializer.setOutputProperty(OutputKeys.METHOD, "html");
serializer.transform(domSource, streamResult);
out.close();
String htmlStr = new String(out.toByteArray());
htmlStr = htmlStr.replace("<h2>Sheet1</h2>", "")
.replace("<h2>Sheet2</h2>", "")
.replace("<h2>Sheet3</h2>", "")
.replace("<h2>Sheet4</h2>", "")
.replace("<h2>Sheet5</h2>", "")
.replace("*", "");
writeFile(htmlStr, outputFile);
}
public static void writeFile(String content, String path) {
FileOutputStream fos = null;
BufferedWriter bw = null;
File file = new File(path);
try {
fos = new FileOutputStream(file);
bw = new BufferedWriter(new OutputStreamWriter(fos, "UTF-8"));
bw.write(content);
} catch (FileNotFoundException ex) {
Logger.getLogger(PoiExcelToHtml2.class.getName()).log(Level.SEVERE, null, ex);
} catch (UnsupportedEncodingException ex) {
Logger.getLogger(PoiExcelToHtml2.class.getName()).log(Level.SEVERE, null, ex);
} catch (IOException ex) {
Logger.getLogger(PoiExcelToHtml2.class.getName()).log(Level.SEVERE, null, ex);
} finally {
try {
if (null != bw) {
bw.close();
}
if (null != fos) {
fos.close();
}
} catch (IOException ex) {
Logger.getLogger(PoiExcelToHtml2.class.getName()).log(Level.SEVERE, null, ex);
}
}
}
}
