Initial commit

pom.xml

@@ -25,8 +25,13 @@
 
         <!-- fastjson 被 aliyun 系列 sdk 强依赖,所以定在父 pom,方便统一进行版本管理,方便快速响应 bug 版本升级 -->
         <fastjson.version>1.2.78</fastjson.version>
+
+        <!-- utils -->
+        <jsr305.version>3.0.2</jsr305.version>
         <guava.version>31.0.1-jre</guava.version>
         <hutool.version>5.7.15</hutool.version>
+        <commons-collections4.version>4.4</commons-collections4.version>
+        <commons-io.version>2.11.0</commons-io.version>
 
         <!-- database related -->
         <mybatis-plus.version>3.4.3.4</mybatis-plus.version>
@@ -71,6 +76,21 @@
                 <artifactId>guava</artifactId>
                 <version>${guava.version}</version>
             </dependency>
+            <dependency>
+                <groupId>com.google.code.findbugs</groupId>
+                <artifactId>jsr305</artifactId>
+                <version>${jsr305.version}</version>
+            </dependency>
+            <dependency>
+                <groupId>org.apache.commons</groupId>
+                <artifactId>commons-collections4</artifactId>
+                <version>${commons-collections4.version}</version>
+            </dependency>
+            <dependency>
+                <groupId>commons-io</groupId>
+                <artifactId>commons-io</artifactId>
+                <version>${commons-io.version}</version>
+            </dependency>
             <dependency>
                 <groupId>com.alibaba</groupId>
                 <artifactId>fastjson</artifactId>