From ab849f796bdc17236a95ea5fe5c166fb8f24a75c Mon Sep 17 00:00:00 2001
From: sws <15810472099@163.com>
Date: 星期六, 26 十一月 2022 16:12:02 +0800
Subject: [PATCH] 1
---
src/main/java/com/lf/server/helper/Zip4jHelper.java | 115 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 115 insertions(+), 0 deletions(-)
diff --git a/src/main/java/com/lf/server/helper/Zip4jHelper.java b/src/main/java/com/lf/server/helper/Zip4jHelper.java
new file mode 100644
index 0000000..2cf0b41
--- /dev/null
+++ b/src/main/java/com/lf/server/helper/Zip4jHelper.java
@@ -0,0 +1,115 @@
+package com.lf.server.helper;
+
+import com.google.common.base.Strings;
+import net.lingala.zip4j.ZipFile;
+import net.lingala.zip4j.exception.ZipException;
+import net.lingala.zip4j.model.ZipParameters;
+import net.lingala.zip4j.model.enums.AesKeyStrength;
+import net.lingala.zip4j.model.enums.CompressionLevel;
+import net.lingala.zip4j.model.enums.CompressionMethod;
+import net.lingala.zip4j.model.enums.EncryptionMethod;
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+
+import java.io.File;
+import java.nio.charset.Charset;
+
+/**
+ * Zip4j甯姪绫�
+ * @author WWW
+ */
+public class Zip4jHelper {
+ private final static Log log = LogFactory.getLog(Zip4jHelper.class);
+
+ /**
+ * Zip鍘嬬缉
+ *
+ * @param zipFilePath zip鏂囦欢
+ * @param sourcePath 婧愯矾寰�
+ * @param password 瀵嗙爜
+ * @return 鎴愬姛鏄惁
+ */
+ public static boolean zip(String zipFilePath, String sourcePath, String password) {
+ try {
+ ZipFile zip = new ZipFile(zipFilePath);
+ zip.setCharset(Charset.forName("UTF-8"));
+
+ File f = zip.getFile();
+ if (!f.getParentFile().exists()) {
+ f.getParentFile().mkdirs();
+ }
+ if (f.exists()) {
+ f.delete();
+ }
+
+ // 璁剧疆鍘嬬缉鏂囦欢鍙傛暟
+ ZipParameters params = new ZipParameters();
+ // 鍘嬬缉鏂瑰紡
+ params.setCompressionMethod(CompressionMethod.DEFLATE);
+ // 鍘嬬缉绾у埆
+ params.setCompressionLevel(CompressionLevel.NORMAL);
+ // 鏄惁璁剧疆鍔犲瘑鏂囦欢
+ params.setEncryptFiles(true);
+ // 璁剧疆AES鍔犲瘑寮哄害锛欿EY_STRENGTH_256
+ params.setAesKeyStrength(AesKeyStrength.KEY_STRENGTH_128);
+ // 璁剧疆鍔犲瘑绠楁硶
+ params.setEncryptionMethod(EncryptionMethod.AES);
+ // 璁剧疆瀵嗙爜
+ if (!Strings.isNullOrEmpty(password)) {
+ zip.setPassword(password.toCharArray());
+ }
+
+ // 瑕佹墦鍖呯殑鏂囦欢鎴栨枃浠跺す
+ File currentFile = new File(sourcePath);
+ if (currentFile.isDirectory()) {
+ zip.addFolder(currentFile, params);
+ } else {
+ zip.addFile(currentFile, params);
+ }
+
+ return true;
+ } catch (Exception ex) {
+ log.error(ex.getMessage(), ex);
+ return false;
+ }
+ }
+
+ private static void addZipFile(ZipFile zip, ZipParameters params, File file) throws ZipException {
+ if (file.isDirectory()) {
+ File[] files = file.listFiles();
+ for (File f : files) {
+ addZipFile(zip, params, f);
+ }
+ } else {
+ zip.addFile(file, params);
+ }
+ }
+
+ /**
+ * Zip瑙ｅ帇
+ *
+ * @param zipFile zip鏂囦欢
+ * @param toPath 瑙ｅ帇璺緞
+ * @param password 瀵嗙爜
+ * @return 鎴愬姛鏄�/鍚�
+ */
+ public static boolean unzip(String zipFile, String toPath, String password) {
+ try {
+ // 鐢熸垚鐨勫帇缂╂枃浠�
+ ZipFile zip = new ZipFile(zipFile);
+
+ // 璁剧疆瀵嗙爜
+ if (!StringHelper.isEmpty(password)) {
+ zip.setPassword(password.toCharArray());
+ }
+
+ // 瑙ｅ帇缂╂墍鏈夋枃浠朵互鍙婃枃浠跺す
+ zip.extractAll(toPath);
+
+ return true;
+ } catch (Exception ex) {
+ log.error(ex.getMessage(), ex);
+ return false;
+ }
+ }
+}
--
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