Guide to ShedLock with Spring

Issue: BAEL-2360

spring-all/pom.xml

@@ -155,6 +155,18 @@
             <groupId>org.apache.logging.log4j</groupId>
             <artifactId>log4j-core</artifactId>
         </dependency>
+
+        <!-- ShedLock -->
+        <dependency>
+            <groupId>net.javacrumbs.shedlock</groupId>
+            <artifactId>shedlock-spring</artifactId>
+            <version>2.1.0</version>
+        </dependency>
+        <dependency>
+            <groupId>net.javacrumbs.shedlock</groupId>
+            <artifactId>shedlock-provider-jdbc-template</artifactId>
+            <version>2.1.0</version>
+        </dependency>
     </dependencies>
 
     <dependencyManagement>

spring-all/src/main/java/org/baeldung/scheduling/shedlock/SchedulerConfiguration.java

@@ -0,0 +1,12 @@
+package com.baeldung.scheduling.shedlock;
+
+import org.springframework.context.annotation.Configuration;
+import net.javacrumbs.shedlock.spring.annotation.EnableSchedulerLock;
+import org.springframework.scheduling.annotation.EnableScheduling;
+
+@Configuration
+@EnableScheduling
+@EnableSchedulerLock(defaultLockAtMostFor = "PT30S")
+public class SchedulerConfiguration {
+
+}

spring-all/src/main/java/org/baeldung/scheduling/shedlock/TaskScheduler.java

@@ -0,0 +1,15 @@
+package com.baeldung.scheduling.shedlock;
+
+import net.javacrumbs.shedlock.core.SchedulerLock;
+import org.springframework.scheduling.annotation.Scheduled;
+import org.springframework.stereotype.Component;
+
+@Component
+class TaskScheduler {
+
+    @Scheduled(cron = "*/15 * * * * *")
+    @SchedulerLock(name = "TaskScheduler_scheduledTask", lockAtLeastForString = "PT5M", lockAtMostForString = "PT14M")
+    public void scheduledTask() {
+        System.out.println("Running ShedLock task");
+    }
+}