拆分模块

common/src/main/java/com/ecep/contract/util/FileUtils.java

@@ -1,4 +1,32 @@
 package com.ecep.contract.util;
 
 public class FileUtils {
+    public final static String PDF = ".pdf";
+    public final static String DOC = ".doc";
+    public final static String DOCX = ".docx";
+    public final static String XLS = ".xls";
+    public final static String XLSX = ".xlsx";
+    public final static String PNG = ".png";
+    public final static String JPG = ".jpg";
+    public final static String JPEG = ".jpeg";
+    public final static String JSON = ".json";
+    public final static String FILE_DB_THUMBS = "Thumbs.db";
+    public final static String FILE_DB_JSON = "db.json";
+    public final static String FILE_BLACK_LIST_JSON = "black_list.json";
+    public final static String FILE_B1001_JSON = "b1001.json";
+
+    /**
+     * 检查文件是否符合后缀要求
+     *
+     * @param name           文件名
+     * @param fileExtensions 后缀
+     */
+    public static boolean withExtensions(String name, String... fileExtensions) {
+        for (String fn : fileExtensions) {
+            if (name.endsWith(fn)) {
+                return true;
+            }
+        }
+        return false;
+    }
 }