1 files changed, 41 insertions, 0 deletions
diff --git a/pse-server/src/main/java/org/psesquared/server/util/Scheduler.java b/pse-server/src/main/java/org/psesquared/server/util/Scheduler.java
new file mode 100644
index 0000000..fbe8194
--- /dev/null
+++ b/pse-server/src/main/java/org/psesquared/server/util/Scheduler.java
@@ -0,0 +1,41 @@
+package org.psesquared.server.util;
+
+import java.time.LocalDateTime;
+import java.time.ZoneOffset;
+import lombok.RequiredArgsConstructor;
+import org.psesquared.server.authentication.api.service.AuthenticationService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.scheduling.annotation.Scheduled;
+import org.springframework.stereotype.Component;
+
+/**
+ * A scheduler responsible for running scheduled actions.
+ */
+@Component
+@RequiredArgsConstructor
+public class Scheduler {
+
+  /**
+   * The seconds of one day.
+   */
+  private static final long ONE_DAY = 24 * 60 * (long) 60;
+
+  /**
+   * The service class of the authentication API.
+   */
+  @Autowired
+  private final AuthenticationService authenticationService;
+
+  /**
+   * A scheduled operation that removes all non-verified users from the server,
+   * that haven't been verified since at least 24 hours.
+   * <br>
+   * Standard: Runs every day at 3 AM.
+   */
+  @Scheduled(cron = "0 0 3 * * *")
+  public void clean() {
+    authenticationService.deleteInvalidUsersOlderThan(
+        LocalDateTime.now().toEpochSecond(ZoneOffset.UTC) - ONE_DAY);
+  }
+
+}