Logger

Author: ZorTik

…src/main/java/me/zort/sqllib/Logger.java …ain/java/me/zort/sqllib/LocalLogger.javacore/src/main/java/me/zort/sqllib/Logger.java renamed to core/src/main/java/me/zort/sqllib/LocalLogger.java core/src/main/java/me/zort/sqllib/Logger.java renamed to core/src/main/java/me/zort/sqllib/LocalLogger.java

@@ -2,9 +2,9 @@
 
 import java.sql.Connection;
 
-public final class Logger {
+public final class LocalLogger {
 
-    private Logger() {
+    private LocalLogger() {
     }
 
     public static void debug(Connection connection, String message) {

core/src/main/java/me/zort/sqllib/SQLDatabaseConnection.java

@@ -20,6 +20,7 @@
  *
  * @author ZorTik
  */
+@SuppressWarnings("unused")
 public abstract class SQLDatabaseConnection implements SQLConnection {
 
     private final SQLConnectionFactory connectionFactory;

core/src/main/java/me/zort/sqllib/SQLDatabaseConnectionImpl.java

@@ -1,10 +1,7 @@
 package me.zort.sqllib;
 
 import com.google.gson.Gson;
-import lombok.AllArgsConstructor;
-import lombok.Data;
-import lombok.Getter;
-import lombok.RequiredArgsConstructor;
+import lombok.*;
 import me.zort.sqllib.api.ObjectMapper;
 import me.zort.sqllib.api.Query;
 import me.zort.sqllib.api.StatementFactory;
@@ -41,6 +38,7 @@
 import java.sql.*;
 import java.util.*;
 import java.util.concurrent.CopyOnWriteArrayList;
+import java.util.logging.Logger;
 
 /**
  * Main database client object implementation.
@@ -69,6 +67,8 @@ public class SQLDatabaseConnectionImpl extends SQLDatabaseConnection {
     @ApiStatus.Experimental
     private final transient StatementMappingResultAdapter mappingResultAdapter;
     private transient ObjectMapper objectMapper;
+    @Setter
+    private transient Logger logger;
 
     /**
      * Constructs new instance of this implementation with default
@@ -101,6 +101,7 @@ public SQLDatabaseConnectionImpl(SQLConnectionFactory connectionFactory, @Nullab
         this.objectMapper = new DefaultObjectMapper(this);
         this.mappingFactory = new DefaultStatementMappingFactory();
         this.mappingResultAdapter = new DefaultResultAdapter();
+        this.logger = Logger.getGlobal();
 
         // Default backup value resolvers.
         registerBackupValueResolver(new LinkedOneFieldResolver());
@@ -470,9 +471,7 @@ public UpsertQuery save(Object obj) {
     }
 
     public void debug(String message) {
-        if(options.isDebug()) {
-            System.out.println(message);
-        }
+        if(options.isDebug()) logger.info(message);
     }
 
     @Override
@@ -513,7 +512,7 @@ private static class DefaultStatementFactory implements StatementFactory<Prepare
         public PreparedStatement prepare(Connection connection) throws SQLException {
             String queryString = query.getAncestor().buildQuery();
 
-            Logger.debug(connection, "Query: " + queryString);
+            LocalLogger.debug(connection, "Query: " + queryString);
             return connection.prepareStatement(queryString);
         }
     }

core/src/main/java/me/zort/sqllib/internal/query/QueryDetails.java

@@ -1,7 +1,7 @@
 package me.zort.sqllib.internal.query;
 
 import lombok.*;
-import me.zort.sqllib.Logger;
+import me.zort.sqllib.LocalLogger;
 import me.zort.sqllib.util.Pair;
 import me.zort.sqllib.util.Util;
 
@@ -52,8 +52,8 @@ protected PreparedStatement prepare(Connection connection) throws SQLException {
         Pair<String, Object[]> requirements = buildStatementDetails();
 
         // Shows plain query for prepared statement.
-        Logger.debug(connection, String.format("P-Query: %s", requirements.getFirst()));
-        Logger.debug(connection, String.format("P-Values: %s", Arrays.toString(requirements.getSecond())));
+        LocalLogger.debug(connection, String.format("P-Query: %s", requirements.getFirst()));
+        LocalLogger.debug(connection, String.format("P-Values: %s", Arrays.toString(requirements.getSecond())));
 
         PreparedStatement statement = connection.prepareStatement(requirements.getFirst());
         Object[] values = requirements.getSecond();