:art:完善部分新功能

2024-04-21 12:32:10 +00:00 · 2022-07-18 17:12:18 +08:00
parent cec4db6947
commit 9293c0d295
7 changed files with 82 additions and 27 deletions
@@ -0,0 +1,50 @@
+package cn.hellohao.utils;
+
+/**
+ * @author Hellohao
+ * @version 1.0
+ * @date 2022/7/18 9:49
+ */
+public class MyVersion {
+    /**
+     * 版本号比较
+     *
+     * @param v1
+     * @param v2
+     * @return 0代表相等，1代表左边大，-1代表右边大
+     * Utils.compareVersion("1.0.358_20180820090554","1.0.358_20180820090553")=1
+     */
+    public static int compareVersion(String v1, String v2) {
+        if (v1.equals(v2)) {
+            return 0;
+        }
+        String[] version1Array = v1.split("[._]");
+        String[] version2Array = v2.split("[._]");
+        int index = 0;
+        int minLen = Math.min(version1Array.length, version2Array.length);
+        long diff = 0;
+
+        while (index < minLen
+                && (diff = Long.parseLong(version1Array[index])
+                - Long.parseLong(version2Array[index])) == 0) {
+            index++;
+        }
+        if (diff == 0) {
+            for (int i = index; i < version1Array.length; i++) {
+                if (Long.parseLong(version1Array[i]) > 0) {
+                    return 1;
+                }
+            }
+
+            for (int i = index; i < version2Array.length; i++) {
+                if (Long.parseLong(version2Array[i]) > 0) {
+                    return -1;
+                }
+            }
+            return 0;
+        } else {
+            return diff > 0 ? 1 : -1;
+        }
+    }
+
+}