repo init

commons/pom.xml

@@ -0,0 +1,31 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <parent>
+        <groupId>com.ivmiku.tutorial</groupId>
+        <artifactId>first-tutorial</artifactId>
+        <version>1.0-SNAPSHOT</version>
+    </parent>
+
+    <artifactId>commons</artifactId>
+
+    <properties>
+        <maven.compiler.source>21</maven.compiler.source>
+        <maven.compiler.target>21</maven.compiler.target>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+    </properties>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.projectlombok</groupId>
+            <artifactId>lombok</artifactId>
+            <scope>provided</scope>
+        </dependency>
+        <dependency>
+            <groupId>com.alibaba.fastjson2</groupId>
+            <artifactId>fastjson2</artifactId>
+        </dependency>
+    </dependencies>
+</project>

commons/src/main/java/com/ivmiku/tutorial/response/Result.java

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+package com.ivmiku.tutorial.response;
+
+import com.alibaba.fastjson2.annotation.JSONField;
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import java.io.Serializable;
+
+@Data
+@NoArgsConstructor
+@AllArgsConstructor
+public class Result implements Serializable {
+    @JSONField(ordinal = 1)
+    private int code;
+    @JSONField(ordinal = 2)
+    private String message;
+    @JSONField(ordinal = 3)
+    private Object data = null;
+
+    public Result(ResultCode resultCode) {
+        this.code = resultCode.getCode();
+        this.message = resultCode.getMessage();
+    }
+
+    public Result(ResultCode resultCode, Object data) {
+        this.code = resultCode.getCode();
+        this.message = resultCode.getMessage();
+        this.data = data;
+    }
+
+    public static Result ok(){
+        return new Result(200, "success", null);
+    }
+
+    public static Result error(){
+        return new Result(-1, "error", null);
+    }
+
+    public static Result ok(Object data){
+        return new Result(200, "success", data);
+    }
+
+    public static Result ok(String message){
+        return new Result(200, message, null);
+    }
+
+    public static Result error(String message){
+        return new Result(-1, message, null);
+    }
+
+
+}

commons/src/main/java/com/ivmiku/tutorial/response/ResultCode.java

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+package com.ivmiku.tutorial.response;
+
+import lombok.Getter;
+
+@Getter
+public enum ResultCode {
+    OK(200, "success"),
+    ERROR(-1, "error");
+
+    private int code;
+    private  String message;
+
+    ResultCode(int code, String message) {
+        this.code = code;
+        this.message = message;
+    }
+}