一、导入jar包

两种方式:
1.通过maven导入依赖,在maven repository中查询。
2.下载 Linux:poi-bin-5.0.0-20210120.tar.gz
Windows:poi-bin-5.0.0-20210120.zip

在项目根目录下新建libs文件夹,解压下载的文件,将jar包按如下形式组织。

java poi读取word模板 java读取word文档_System


右键单击libs文件夹==>Add as Library。

二、使用

import org.apache.poi.hwpf.extractor.WordExtractor;
import org.apache.poi.ooxml.POIXMLDocument;
import org.apache.poi.ooxml.extractor.POIXMLTextExtractor;
import org.apache.poi.openxml4j.opc.OPCPackage;
import org.apache.poi.xwpf.extractor.XWPFWordExtractor;

import java.io.File;
import java.io.FileInputStream;
import java.io.InputStream;

public class Test {
    public static void main(String[] args) {
        String path= "resource/test1.doc";
        String path1= "resource/test.docx";
        System.out.println(readWord(path));
        System.out.println(readWord(path1));
    }

    public static String readWord(String path) {
        String buffer = "";
        try {
            if (path.endsWith(".doc")) {
                InputStream is = new FileInputStream(new File(path));

                WordExtractor ex = new WordExtractor(is);
                buffer = ex.getText();
                ex.close();
            } else if (path.endsWith("docx")) {
                OPCPackage opcPackage = POIXMLDocument.openPackage(path);
                POIXMLTextExtractor extractor = new XWPFWordExtractor(opcPackage);
                buffer = extractor.getText();
                extractor.close();
            } else {
                System.out.println("文件不是word文件!");
            }

        } catch (Exception e) {
            e.printStackTrace();
        }
        return buffer;
    }
}

注:需要在项目根目录下建立resource文件夹,将文件放入resource中,否则会出现系统找不到指定文件的问题。