public class XwpfTest { /** * 用一个docx文档作为模板,然后替换其中的内容,再写入目标文档中。 * @throws Exception */ @Test public void testTemplateWrite() throws Exception { Map<String, Object> params = new HashMap<String, Object>(); params.put("reportDate", "2014-02-28"); params.put("appleAmt", "100.00"); params.put("bananaAmt", "200.00"); params.put("totalAmt", "300.00"); String filePath = "D:\\word\\template.docx"; InputStream is = new FileInputStream(filePath); XWPFDocument doc = new XWPFDocument(is); //替换段落里面的变量 this.replaceInPara(doc, params); //替换表格里面的变量 this.replaceInTable(doc, params); OutputStream os = new FileOutputStream("D:\\word\\write.docx"); doc.write(os); this.close(os); 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;
String runText=""; if (this.matcher(para.getParagraphText()).find()) { runs = para.getRuns(); if (runs.size()>0){
int j = runs.size();
for (int i = 0;i<j;i++){
XWPFRun run = runs.get(0);
String i1 = run.toString;
runText+=i1;
para.removeRun(0);
}
} 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.insertNewRun(0).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) { 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(); } } } } |