POI往word模板中写入数据

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POI往word模板中写入数据

2018年03月24日 16:00:22 乄阿斗同學 阅读数：2977

 版权声明：本文为博主原创文章，未经博主允许不得转载。 https://blog.csdn.net/chen497147884/article/details/79678513

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<String, String> 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<String, Object> params) {
        Iterator<XWPFParagraph> 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<String, Object> params) {
        List<XWPFRun> 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<String, Object> params) {
        Iterator<XWPFTable> iterator = doc.getTablesIterator();
        XWPFTable table;
        List<XWPFTableRow> rows;
        List<XWPFTableCell> cells;
        List<XWPFParagraph> 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<String, Object> 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<String, Object> 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<String, Object> 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<String, Object> params = new HashMap<String, Object>();
        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