Refactoring

src/main/java/com/lions/dev/health/KafkaHealthCheck.java

@@ -0,0 +1,54 @@
+package com.lions.dev.health;
+
+import jakarta.enterprise.context.ApplicationScoped;
+import org.eclipse.microprofile.config.inject.ConfigProperty;
+import org.eclipse.microprofile.health.HealthCheck;
+import org.eclipse.microprofile.health.HealthCheckResponse;
+import org.eclipse.microprofile.health.HealthCheckResponseBuilder;
+import org.eclipse.microprofile.health.Readiness;
+
+import java.net.InetSocketAddress;
+import java.net.Socket;
+import java.util.Optional;
+
+/**
+ * Health check pour la connexion Kafka.
+ * Vérifie que le broker Kafka est accessible.
+ * 
+ * @since 2.0 - Production-ready
+ */
+@Readiness
+@ApplicationScoped
+public class KafkaHealthCheck implements HealthCheck {
+
+    @ConfigProperty(name = "kafka.bootstrap.servers", defaultValue = "localhost:9092")
+    String bootstrapServers;
+
+    @Override
+    public HealthCheckResponse call() {
+        HealthCheckResponseBuilder responseBuilder = HealthCheckResponse.named("Kafka Connection");
+        
+        try {
+            // Parse the first bootstrap server
+            String[] servers = bootstrapServers.split(",");
+            String[] hostPort = servers[0].trim().split(":");
+            String host = hostPort[0];
+            int port = hostPort.length > 1 ? Integer.parseInt(hostPort[1]) : 9092;
+            
+            // Try to connect
+            try (Socket socket = new Socket()) {
+                socket.connect(new InetSocketAddress(host, port), 2000);
+                responseBuilder.up()
+                        .withData("bootstrapServers", bootstrapServers)
+                        .withData("status", "Kafka broker is reachable");
+            }
+        } catch (Exception e) {
+            responseBuilder.down()
+                    .withData("bootstrapServers", bootstrapServers)
+                    .withData("error", e.getMessage())
+                    .withData("status", "Kafka broker is NOT reachable");
+        }
+        
+        return responseBuilder.build();
+    }
+}