POI操作Office导出Html文档

更新日期：2015-10-12

package com.hrhx.mcc.util;

import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.InputStream;
import java.util.List;

import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.transform.OutputKeys;
import javax.xml.transform.Transformer;
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.dom.DOMSource;
import javax.xml.transform.stream.StreamResult;

import org.apache.commons.io.FileUtils;
import org.apache.poi.hssf.converter.ExcelToHtmlConverter;
import org.apache.poi.hssf.usermodel.HSSFWorkbook;
import org.apache.poi.hwpf.HWPFDocument;
import org.apache.poi.hwpf.converter.PicturesManager;
import org.apache.poi.hwpf.converter.WordToHtmlConverter;
import org.apache.poi.hwpf.usermodel.Picture;
import org.apache.poi.hwpf.usermodel.PictureType;
import org.w3c.dom.Document;

public class PoiToHtmlUtil {
	/**
	 * 
	 * @param path 所在的文件夹
	 * @param inFileName 输入Word文档
	 * @param outFileName 输出Html文档
	 * @throws Throwable
	 */
	public static void wordToHtml(String path,String inFileName,String outFileName) throws Throwable {
		
		InputStream input = new FileInputStream(path + inFileName);
		HWPFDocument wordDocument = new HWPFDocument(input);
		WordToHtmlConverter wordToHtmlConverter = new WordToHtmlConverter(DocumentBuilderFactory.newInstance().newDocumentBuilder().newDocument());
		
		wordToHtmlConverter.setPicturesManager(new PicturesManager() {
			public String savePicture(byte[] content, PictureType pictureType,
					String suggestedName, float widthInches, float heightInches) {
				return suggestedName;
			}
		});
		
		wordToHtmlConverter.processDocument(wordDocument);
		List<Picture> pics = wordDocument.getPicturesTable().getAllPictures();
		if (pics != null) {
			for (int i = 0; i < pics.size(); i++) {
				Picture pic = (Picture) pics.get(i);
				try {
					pic.writeImageContent(new FileOutputStream(path
							+ pic.suggestFullFileName()));
				} catch (FileNotFoundException e) {
					e.printStackTrace();
				}
			}
		}
		
		Document htmlDocument = wordToHtmlConverter.getDocument();
		ByteArrayOutputStream outStream = new ByteArrayOutputStream();
		DOMSource domSource = new DOMSource(htmlDocument);
		StreamResult streamResult = new StreamResult(outStream);

		TransformerFactory tf = TransformerFactory.newInstance();
		Transformer serializer = tf.newTransformer();
		serializer.setOutputProperty(OutputKeys.ENCODING, "gb2312");
		serializer.setOutputProperty(OutputKeys.INDENT, "yes");
		serializer.setOutputProperty(OutputKeys.METHOD, "html");
		serializer.transform(domSource, streamResult);
		outStream.close();

		String content = new String(outStream.toByteArray());

		FileUtils.write(new File(path, outFileName), content, "gb2312");
	}
	/**
	 * 
	 * @param path 所在的文件夹
	 * @param inFileName 输入Excel文档
	 * @param outFileName 输出Html文档
	 * @throws Throwable
	 */
	@SuppressWarnings("rawtypes")
	public static String  excelToHtml(String path,String inFileName) throws Throwable {
		
		InputStream input = new FileInputStream(path +"/"+ inFileName);
		HSSFWorkbook excelBook = new HSSFWorkbook(input);
		ExcelToHtmlConverter excelToHtmlConverter = new ExcelToHtmlConverter(DocumentBuilderFactory.newInstance().newDocumentBuilder().newDocument());
		
		//去掉Excel头行
		excelToHtmlConverter.setOutputColumnHeaders(false);
		//去掉Excel行号
		excelToHtmlConverter.setOutputRowNumbers(false);
		
		excelToHtmlConverter.processWorkbook(excelBook);
		List pics = excelBook.getAllPictures();
		if (pics != null) {
			for (int i = 0; i < pics.size(); i++) {
				Picture pic = (Picture) pics.get(i);
				try {
					pic.writeImageContent(new FileOutputStream(path
							+ pic.suggestFullFileName()));
				} catch (FileNotFoundException e) {
					e.printStackTrace();
				}
			}
		}
		
		Document htmlDocument = excelToHtmlConverter.getDocument();

		ByteArrayOutputStream outStream = new ByteArrayOutputStream();
		DOMSource domSource = new DOMSource(htmlDocument);
		StreamResult streamResult = new StreamResult(outStream);
		TransformerFactory tf = TransformerFactory.newInstance();
		Transformer serializer = tf.newTransformer();
		serializer.setOutputProperty(OutputKeys.ENCODING, "gb2312");
		serializer.setOutputProperty(OutputKeys.INDENT, "yes");
		serializer.setOutputProperty(OutputKeys.METHOD, "html");
		//excelToHtmlConverter.OutputColumnHeaders = false;
		serializer.transform(domSource, streamResult);
		outStream.close();

		String content = new String(outStream.toByteArray());
		//去掉Excel中的列A B C D
		//content = StringUtil.regexReplaceStr(content,"<thead>[^<]*[^d]*[^i]*[^v]*[^>]*</thead>", "");
		//去掉Excel中的行1 2 3
		//content = StringUtil.regexReplaceStr(content,"<th class=\"rownumber\">.*?</th>","<th class=\"rownumber\"></th>");
		return content;
		//FileUtils.write(new File(path, outFileName), content, "gb2312");
	}
}

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