POI往word模板中写入数据

 

POI的XWPFDocument和XWPFTemplate两种方法往word模板中填充数据

import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

import org.apache.poi.POIXMLProperties.CoreProperties;
import org.apache.poi.hwpf.HWPFDocument;
import org.apache.poi.hwpf.usermodel.Range;
import org.apache.poi.xwpf.extractor.XWPFWordExtractor;
import org.apache.poi.xwpf.usermodel.XWPFDocument;
import org.apache.poi.xwpf.usermodel.XWPFParagraph;
import org.apache.poi.xwpf.usermodel.XWPFRun;
import org.apache.poi.xwpf.usermodel.XWPFTable;
import org.apache.poi.xwpf.usermodel.XWPFTableCell;
import org.apache.poi.xwpf.usermodel.XWPFTableRow;

import com.deepoove.poi.XWPFTemplate;
import com.deepoove.poi.data.PictureRenderData;
/**
 * @author Admin
 *
 */
public class WriteWordUtil {

	public void writeDocx(String path, Map map) throws Exception {
		InputStream is = new FileInputStream(path);
		XWPFDocument doc = new XWPFDocument(is);
		// XWPFWordExtractor extractor = new XWPFWordExtractor(doc) ;
		// String text = extractor.getText();
		// System.out.println(text);
		// CoreProperties coreProps = extractor.getCoreProperties();
		// this.printCoreProperties(coreProps);
		// this.close(is);
	}


	/**
	 * 替换段落里面的变量
	 * 
	 * @param doc
	 *            要替换的文档
	 * @param params
	 *            参数
	 */
	private void replaceInPara(XWPFDocument doc, Map params) {
		Iterator iterator = doc.getParagraphsIterator();
		XWPFParagraph para;
		while (iterator.hasNext()) {
			para = iterator.next();
			this.replaceInPara(para, params);
		}
	}

	/**
	 * 替换段落里面的变量
	 * 
	 * @param para
	 *            要替换的段落
	 * @param params
	 *            参数
	 */
	private void replaceInPara(XWPFParagraph para, Map params) {
		List runs;
		Matcher matcher;
		if (this.matcher(para.getParagraphText()).find()) {
			runs = para.getRuns();
			for (int i = 0; i < runs.size(); i++) {
				XWPFRun run = runs.get(i);
				String runText = run.toString();
				matcher = this.matcher(runText);
				if (matcher.find()) {
					while ((matcher = this.matcher(runText)).find()) {
						runText = matcher.replaceFirst(String.valueOf(params.get(matcher.group(1))));
					}
					// 直接调用XWPFRun的setText()方法设置文本时，在底层会重新创建一个XWPFRun，把文本附加在当前文本后面，
					// 所以我们不能直接设值，需要先删除当前run,然后再自己手动插入一个新的run。
					para.removeRun(i);
					if(runText.equals("null")){
						runText="";
					}
					para.insertNewRun(i).setText(runText);
				}
			}
		}
	}

	/**
	 * 替换表格里面的变量
	 * 
	 * @param doc
	 *            要替换的文档
	 * @param params
	 *            参数
	 */
	private void replaceInTable(XWPFDocument doc, Map params) {
		Iterator iterator = doc.getTablesIterator();
		XWPFTable table;
		List rows;
		List cells;
		List paras;
		while (iterator.hasNext()) {
			table = iterator.next();
			rows = table.getRows();
			for (XWPFTableRow row : rows) {
				cells = row.getTableCells();
				for (XWPFTableCell cell : cells) {
					
					String cellTextString = cell.getText();
                    for (Entry e : params.entrySet()) {
                        if (cellTextString.contains("${"+e.getKey()+"}"))
                            cellTextString = cellTextString.replace("${"+e.getKey()+"}", e.getValue().toString());
                    }
                    cell.removeParagraph(0);
                    if(cellTextString.contains("${") && cellTextString.contains("}")){
                    	cellTextString = "";
                    }
                    cell.setText(cellTextString);
//                    paras = cell.getParagraphs();
//					for (XWPFParagraph para : paras) {
//						this.replaceInPara(para, params);
//					}
					
				}
			}
		}
	}

	/**
	 * 正则匹配字符串
	 * 
	 * @param str
	 * @return
	 */
	private Matcher matcher(String str) {
		Pattern pattern = Pattern.compile("\\$\\{(.+?)\\}", Pattern.CASE_INSENSITIVE);
		Matcher matcher = pattern.matcher(str);
		return matcher;
	}

	/**
	 * 关闭输入流
	 * 
	 * @param is
	 */
	private void close(InputStream is) {
		if (is != null) {
			try {
				is.close();
			} catch (IOException e) {
				e.printStackTrace();
			}
		}
	}

	/**
	 * 关闭输出流
	 * 
	 * @param os
	 */
	private void close(OutputStream os) {
		if (os != null) {
			try {
				os.close();
			} catch (IOException e) {
				e.printStackTrace();
			}
		}
	}

	/**
	 * 输出CoreProperties信息
	 * 
	 * @param coreProps
	 */
	private void printCoreProperties(CoreProperties coreProps) {
		System.out.println(coreProps.getCategory()); // 分类
		System.out.println(coreProps.getCreator()); // 创建者
		System.out.println(coreProps.getCreated()); // 创建时间
		System.out.println(coreProps.getTitle()); // 标题
	}
	
	/**
	 * word占位用${object}有缺陷不能填充图片
	 * @param filePath
	 * @param params
	 * @throws Exception
	 */
	public static String templateWrite(String filePath, Map params,String outFilePath)throws Exception{
		InputStream is = new FileInputStream(filePath);
		WriteWordUtil writeWordUtil = new WriteWordUtil();
		XWPFDocument doc = new XWPFDocument(is);
		// 替换段落里面的变量
		writeWordUtil.replaceInPara(doc, params);
		// 替换表格里面的变量
		writeWordUtil.replaceInTable(doc, params);
		OutputStream os = new FileOutputStream(outFilePath);
		doc.write(os);
		writeWordUtil.close(os);
		writeWordUtil.close(is);
		os.flush();
		os.close();
		return "";
	}
	/**
	 * word占位用{{object}}比较完美可以填充图片
	 * @param filePath
	 * @param params
	 * @param outFilePath
	 * @return
	 * @throws Exception
	 */
	public static String templateWrite2(String filePath, Map params,String outFilePath)throws Exception{
		XWPFTemplate template = XWPFTemplate.compile(filePath).render(params);
 		FileOutputStream out = new FileOutputStream(outFilePath);
 		template.write(out);
 		out.flush();
 		out.close();
 		template.close();
		return "";
	}
      public static void main(String[] args) throws Exception {
		Map params = new HashMap();
		params.put("JSDWMC", "项目1\r\na");//  
		params.put("XMMC", "项目2\r\nb");//  
		params.put("1", "1");//
		params.put("2", "2");//
		params.put("object1", "o1");//  
		params.put("object2", "o2");//
                params.put("localPicture", new PictureRenderData(120, 120, "D:\\A.png"));
		templateWrite("D:\\template\\1.docx", params, "D:\\template\\5.docx");
		templateWrite2("D:\\2.docx", params, "D:\\template\\7.docx");

	}
}		Map params = new HashMap();
		params.put("JSDWMC", "项目1\r\na");//  
		params.put("XMMC", "项目2\r\nb");//  
		params.put("1", "1");//
		params.put("2", "2");//
		params.put("object1", "o1");//  
		params.put("object2", "o2");//
                params.put("localPicture", new PictureRenderData(120, 120, "D:\\A.png"));
		templateWrite("D:\\template\\1.docx", params, "D:\\template\\5.docx");
		templateWrite2("D:\\2.docx", params, "D:\\template\\7.docx");

	}
}

用到的jar包

poi-3.17.jar

poi-examples-3.17.jar

poi-excelant-3.17.jar

poi-ooxml-3.17.jar

poi-ooxml-schemas-3.17.jar

poi-scratchpad-3.17.jar

poi-tl.jar

jar下载：下载地址

很多提问 为此 改成了 maven 的一个demo 并且使用了相对流行的技术去实现

https://gitee.com/chen497147884/word-poi-template/