Merge pull request #11 from ALEEF02/feature/logging

Feature/logging

MavenBack/.gitignore

@@ -1,2 +1,4 @@
 /target/
-*.cfg
+*.cfg
+.idea
+/logs

MavenBack/pom.xml

@@ -73,7 +73,19 @@
 		<version>1.10.0</version>
 	</dependency>
 	-->
-
+    <!-- SLF4J API -->
+    <dependency>
+      <groupId>org.slf4j</groupId>
+      <artifactId>slf4j-api</artifactId>
+      <version>2.0.9</version> <!-- Use the latest version -->
+    </dependency>
+
+    <!-- Logback Classic (SLF4J binding) -->
+    <dependency>
+      <groupId>ch.qos.logback</groupId>
+      <artifactId>logback-classic</artifactId>
+      <version>1.4.11</version> <!-- Use the latest version -->
+    </dependency>
   </dependencies>
 
   <build>

MavenBack/src/main/java/ppp/ServerMain.java

@@ -9,6 +9,8 @@
 
 import com.kaaz.configuration.ConfigurationBuilder;
 
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import ppp.service.ServiceHandlerThread;
 //import ppp.ServerConfig;
 import ppp.db.WebDb;
@@ -23,12 +25,14 @@
 
 public class ServerMain {
 
-	public static void main(String[] args) throws Exception {
+	private static final Logger logger = LoggerFactory.getLogger(ServerMain.class);
 
+	public static void main(String[] args) throws Exception {
 		// Create a server that listens on port 8080.
 		Server server = new Server(8080);
 		WebAppContext webAppContext = new WebAppContext();
 		server.setHandler(webAppContext);
+		logger.info("Web server created.");
 
 		// Load static content from the resources directory.
 		URL webAppDir =
@@ -49,27 +53,27 @@ public static void main(String[] args) throws Exception {
         new ConfigurationBuilder(ServerConfig.class, new File("application.cfg")).build(true);
 
 		// Connect to the DB
-		System.out.print("DB connecting...\n\t");
+		logger.info("DB connecting...");
 		WebDb.init();
-		System.out.println("DB connected.");
+		logger.info("DB connected.");
 
 		// Initialize out DB caches
-		System.out.print("Initializing caches... ");
+		logger.info("Initializing caches...");
 		CUser.init();
 		CGames.init();
 		CGlicko.init();
 		GlickoTwo.init();
-		System.out.println("done.");
+		logger.info("Caches initialized.");
 
 		// Initialize the services
-		System.out.print("Initializing services... ");
+		logger.info("Initializing services...");
 		Thread serviceHandler = new ServiceHandlerThread();
         serviceHandler.start();
-		System.out.println("done.");
+		logger.info("Services initialized.");
 
 		// Start the server! 🚀
 		server.start();
-		System.out.println("Server started!");
+		logger.info("Server started!");
 
 		// Keep the main thread alive while the server is running.
 		server.join();

MavenBack/src/main/resources/logback.xml

@@ -0,0 +1,36 @@
+<configuration>
+    <!-- Console Appender -->
+    <appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
+        <encoder>
+            <pattern>%d{yyyy-MM-dd HH:mm:ss} %-5level %logger{36} - %msg%n</pattern>
+        </encoder>
+    </appender>
+
+    <!-- General Log File Appender -->
+    <appender name="FILE" class="ch.qos.logback.core.FileAppender">
+        <file>logs/application.log</file>
+        <append>true</append> <!-- Append to file instead of overwriting -->
+        <encoder>
+            <pattern>%d{yyyy-MM-dd HH:mm:ss} %-5level %logger{36} - %msg%n</pattern>
+        </encoder>
+    </appender>
+
+    <!-- Error Log File Appender -->
+    <appender name="ERROR_FILE" class="ch.qos.logback.core.FileAppender">
+        <file>logs/error.log</file>
+        <append>true</append>
+        <encoder>
+            <pattern>%d{yyyy-MM-dd HH:mm:ss} %-5level %logger{36} - %msg%n</pattern>
+        </encoder>
+        <filter class="ch.qos.logback.classic.filter.ThresholdFilter">
+            <level>ERROR</level> <!-- Only logs at ERROR level will be written -->
+        </filter>
+    </appender>
+
+    <!-- Root Logger Configuration -->
+    <root level="info">
+        <appender-ref ref="STDOUT" /> <!-- Logs to console -->
+        <appender-ref ref="FILE" />   <!-- Logs to general log file -->
+        <appender-ref ref="ERROR_FILE" /> <!-- Logs to error-specific file -->
+    </root>
+</configuration>