63 lines
1.7 KiB
Java
63 lines
1.7 KiB
Java
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package cn.keking.utils;
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import org.apache.commons.lang3.exception.ExceptionUtils;
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import org.apache.poi.EncryptedDocumentException;
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import org.apache.poi.extractor.ExtractorFactory;
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import org.apache.poi.hssf.record.crypto.Biff8EncryptionKey;
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import org.springframework.lang.Nullable;
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import java.io.FileInputStream;
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/**
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* Office工具类
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*
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* @author ylyue
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* @since 2022/7/5
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*/
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public class OfficeUtils {
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/**
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* 判断office（word,excel,ppt）文件是否受密码保护
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*
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* @param path office文件路径
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* @return 是否受密码保护
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*/
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public static boolean isPwdProtected(String path) {
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try {
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ExtractorFactory.createExtractor(new FileInputStream(path));
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} catch (EncryptedDocumentException e) {
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return true;
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} catch (Exception e) {
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Throwable[] throwables = ExceptionUtils.getThrowables(e);
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for (Throwable throwable : throwables) {
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if (throwable instanceof EncryptedDocumentException) {
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return true;
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}
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}
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}
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return false;
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}
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/**
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* 判断office文件是否可打开（兼容）
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*
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* @param path office文件路径
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* @param password 文件密码
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* @return 是否可打开（兼容）
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*/
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public static synchronized boolean isCompatible(String path, @Nullable String password) {
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try {
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Biff8EncryptionKey.setCurrentUserPassword(password);
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ExtractorFactory.createExtractor(new FileInputStream(path));
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} catch (Exception e) {
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return false;
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} finally {
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Biff8EncryptionKey.setCurrentUserPassword(null);
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}
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return true;
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}
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}
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