From 2d2d9138fbe5c9c43f070be59a2d10f18fbf4c3b Mon Sep 17 00:00:00 2001
From: 13693261870 <252740454@qq.com>
Date: 星期三, 23 十一月 2022 09:05:06 +0800
Subject: [PATCH] 1
---
src/main/java/com/lf/server/helper/FileHelper.java | 105 ++++++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 105 insertions(+), 0 deletions(-)
diff --git a/src/main/java/com/lf/server/helper/FileHelper.java b/src/main/java/com/lf/server/helper/FileHelper.java
index 920f250..85bfbd4 100644
--- a/src/main/java/com/lf/server/helper/FileHelper.java
+++ b/src/main/java/com/lf/server/helper/FileHelper.java
@@ -1,11 +1,15 @@
package com.lf.server.helper;
+import com.lf.server.entity.data.MetaFileEntity;
import org.apache.commons.codec.digest.DigestUtils;
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.text.DecimalFormat;
+import java.util.List;
/**
* 鏂囦欢甯姪绫�
@@ -17,6 +21,23 @@
public static final double D1024 = 1024.0;
public static final double D1050 = 1050.0;
+
+ private final static Log log = LogFactory.getLog(FileHelper.class);
+
+ /**
+ * 鑾峰彇鏂囦欢鍚�
+ *
+ * @param file
+ * @return
+ */
+ public static String getFileName(String file) {
+ int idx = file.lastIndexOf(File.separator);
+ if (idx > -1) {
+ return file.substring(idx + 1);
+ }
+
+ return "";
+ }
/**
* 鑾峰彇鏂囦欢鎵╁睍鍚�
@@ -186,4 +207,88 @@
return md5;
}
+
+ /**
+ * 鍒犻櫎鏂囦欢
+ */
+ public static void deleteFiles(List<MetaFileEntity> list) {
+ try {
+ for (MetaFileEntity mf : list) {
+ File f = new File(mf.getPath());
+ if (f.exists()) {
+ f.delete();
+ }
+ }
+ } catch (Exception ex) {
+ log.error(ex.getMessage(), ex);
+ }
+ }
+
+ /**
+ * 鍒犻櫎鏂囦欢澶�
+ *
+ * @param dir 鏂囦欢澶�
+ */
+ public static void deleteDir(String dir) {
+ File file = new File(dir);
+
+ deleteFiles(file);
+ }
+
+ /**
+ * 绾ц仈鍒犻櫎鏂囦欢
+ *
+ * @param file 鏂囦欢
+ */
+ public static void deleteFiles(File file) {
+ if (file == null || !file.exists()) {
+ return;
+ }
+
+ if (file.isDirectory()) {
+ File[] files = file.listFiles();
+ for (File f : files) {
+ if (f.isDirectory()) {
+ deleteFiles(f);
+ } else {
+ f.delete();
+ }
+ }
+ }
+
+ file.delete();
+ }
+
+ /**
+ * 鑾峰彇鐩稿璺緞
+ *
+ * @param file 鏂囦欢
+ * @return 鐩稿璺緞
+ */
+ public static String getRelativePath(String file) {
+ if (StringHelper.isEmpty(file)) {
+ return null;
+ }
+
+ int idx = file.lastIndexOf(File.separator);
+ int start = file.lastIndexOf(File.separator, idx - 1);
+
+ return file.substring(start + 1);
+ }
+
+ /**
+ * 鑾峰彇璺緞
+ *
+ * @param file 鏂囦欢
+ * @return 鏂囦欢璺緞
+ */
+ public static String getPath(String file) {
+ if (StringHelper.isEmpty(file)) {
+ return null;
+ }
+
+ int end = file.lastIndexOf(File.separator);
+
+ return file.substring(0, end);
+ }
}
--
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