first commit

+# 忽略所有 .idea 目录（包括子目录）
+.idea/
+
+# 忽略所有 target 目录（包括子目录）
+target/
+
+# 其他常见忽略项（可选）
+*.iml          # IDEA 模块文件
+*.log          # 日志文件

+FROM openjdk:8-jdk-alpine
+
+#WORKDIR /app
+
+COPY target/massSync-1.0-SNAPSHOT.jar /mass-sync.jar
+
+EXPOSE 8091
+
+ENTRYPOINT ["sh", "-c", "exec java -Djava.security.egd=file:/dev/./urandom -jar /mass-sync.jar"]

+<?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>
+
+    <groupId>org.example</groupId>
+    <artifactId>massSync</artifactId>
+    <version>1.0-SNAPSHOT</version>
+    <parent>
+        <groupId>org.springframework.boot</groupId>
+        <artifactId>spring-boot-starter-parent</artifactId>
+        <version>2.7.0</version>
+    </parent>
+
+    <properties>
+        <java.version>1.8</java.version>
+    </properties>
+
+    <dependencies>
+        <!-- Spring Boot Web -->
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-web</artifactId>
+        </dependency>
+
+        <!-- Spring Boot JPA -->
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-data-jpa</artifactId>
+        </dependency>
+
+        <!-- MySQL Connector -->
+        <dependency>
+            <groupId>mysql</groupId>
+            <artifactId>mysql-connector-java</artifactId>
+            <version>8.0.24</version>
+        </dependency>
+
+        <!-- Lombok -->
+        <dependency>
+            <groupId>org.projectlombok</groupId>
+            <artifactId>lombok</artifactId>
+            <optional>true</optional>
+        </dependency>
+
+        <!-- Test -->
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-test</artifactId>
+            <scope>test</scope>
+        </dependency>
+    </dependencies>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.springframework.boot</groupId>
+                <artifactId>spring-boot-maven-plugin</artifactId>
+                <configuration>
+                    <excludes>
+                        <exclude>
+                            <groupId>org.projectlombok</groupId>
+                            <artifactId>lombok</artifactId>
+                        </exclude>
+                    </excludes>
+                </configuration>
+            </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <configuration>
+                    <source>8</source>
+                    <target>8</target>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
+</project>

+package com.mass;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.boot.autoconfigure.jdbc.DataSourceAutoConfiguration;
+import org.springframework.boot.autoconfigure.jdbc.DataSourceTransactionManagerAutoConfiguration;
+
+@SpringBootApplication(exclude = {
+        DataSourceAutoConfiguration.class,
+        DataSourceTransactionManagerAutoConfiguration.class
+})
+public class MassSyncApplication {
+    public static void main(String[] args) {
+        SpringApplication.run(MassSyncApplication.class, args);
+    }
+}

+package com.mass.config;
+
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.scheduling.annotation.EnableScheduling;
+import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor;
+
+@Configuration
+@EnableScheduling
+public class TaskExecutorConfig {
+    @Bean
+    public ThreadPoolTaskExecutor taskExecutor() {
+        ThreadPoolTaskExecutor executor = new ThreadPoolTaskExecutor();
+        executor.setCorePoolSize(10);
+        executor.setMaxPoolSize(50);
+        executor.setQueueCapacity(1000);
+        executor.setKeepAliveSeconds(60);
+        executor.setThreadNamePrefix("task-executor-");
+        return executor;
+    }
+}

+package com.mass.service;
+
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.scheduling.annotation.Scheduled;
+import org.springframework.stereotype.Service;
+
+@Service
+@Slf4j
+public class UserSyncService {
+    @Scheduled(cron = "*/5 * * * * ?")
+    public void snyc(){
+        log.info("test");
+    }
+}