From fa2b9250bd671cb61f363c24d6fa2d0d0ab7d9f8 Mon Sep 17 00:00:00 2001
From: 13693261870 <252740454@qq.com>
Date: 星期一, 22 一月 2024 15:36:04 +0800
Subject: [PATCH] 添加 驼峰转换为下划线
---
src/main/java/com/moon/server/service/all/BaseQueryService.java | 37 ++++++++++++++++++++++++++++++-------
1 files changed, 30 insertions(+), 7 deletions(-)
diff --git a/src/main/java/com/moon/server/service/all/BaseQueryService.java b/src/main/java/com/moon/server/service/all/BaseQueryService.java
index 41d19ad..bbef592 100644
--- a/src/main/java/com/moon/server/service/all/BaseQueryService.java
+++ b/src/main/java/com/moon/server/service/all/BaseQueryService.java
@@ -61,7 +61,7 @@
continue;
}
- String field = convertFiled(str.substring(0, start).trim());
+ String field = camelToUnderline(str.substring(0, start).trim());
String express = str.substring(start + 1, end).trim().toLowerCase();
String value = str.substring(end + 1).trim();
@@ -76,20 +76,43 @@
}
/**
- * 瀛楁杞崲
+ * 椹煎嘲杞崲涓轰笅鍒掔嚎
*/
- private String convertFiled(String field) {
+ public static String camelToUnderline(String str) {
StringBuilder sb = new StringBuilder();
- for (int i = 0, c = field.length(); i < c; i++) {
- char ch = field.charAt(i);
+ for (int i = 0, c = str.length(); i < c; i++) {
+ char ch = str.charAt(i);
if (Character.isUpperCase(ch)) {
- sb.append('_');
- sb.append(Character.toLowerCase(ch));
+ sb.append('_').append(Character.toLowerCase(ch));
} else {
sb.append(ch);
}
}
+ return sb.toString().replaceAll("_+", "_");
+ }
+
+ /**
+ * 涓嬪垝绾胯浆鎹负椹煎嘲
+ */
+ public static String underlineToCamel(String str) {
+ StringBuilder sb = new StringBuilder();
+
+ boolean nextIsCapitalized = false;
+ for (int i = 0, c = str.length(); i < c; i++) {
+ char ch = str.charAt(i);
+ if (ch == '_') {
+ nextIsCapitalized = true;
+ continue;
+ }
+ if (nextIsCapitalized) {
+ sb.append(Character.toUpperCase(ch));
+ nextIsCapitalized = false;
+ } else {
+ sb.append(Character.toLowerCase(c));
+ }
+ }
+
return sb.toString();
}
--
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