Ensure that MariaDB never uses JNA

Author: geoand

extensions/jdbc/jdbc-mariadb/runtime/src/main/java/io/quarkus/jdbc/mariadb/runtime/graal/SharedMemorySocket_Removal.java

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+package io.quarkus.jdbc.mariadb.runtime.graal;
+
+import com.oracle.svm.core.annotate.Delete;
+import com.oracle.svm.core.annotate.TargetClass;
+
+@TargetClass(className = "org.mariadb.jdbc.internal.io.socket.SharedMemorySocket")
+@Delete
+public final class SharedMemorySocket_Removal {
+
+}

extensions/jdbc/jdbc-mariadb/runtime/src/main/java/io/quarkus/jdbc/mariadb/runtime/graal/SimpleSocketHandlerFunction.java

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+package io.quarkus.jdbc.mariadb.runtime.graal;
+
+import java.io.IOException;
+import java.net.Socket;
+
+import org.mariadb.jdbc.internal.io.socket.SocketHandlerFunction;
+import org.mariadb.jdbc.internal.util.Utils;
+import org.mariadb.jdbc.util.Options;
+
+public class SimpleSocketHandlerFunction implements SocketHandlerFunction {
+    @Override
+    public Socket apply(Options options, String host) throws IOException {
+        return Utils.standardSocket(options, host);
+    }
+}

extensions/jdbc/jdbc-mariadb/runtime/src/main/java/io/quarkus/jdbc/mariadb/runtime/graal/SocketUtility_Substitutions.java

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+package io.quarkus.jdbc.mariadb.runtime.graal;
+
+import org.mariadb.jdbc.internal.io.socket.SocketHandlerFunction;
+
+import com.oracle.svm.core.annotate.Substitute;
+import com.oracle.svm.core.annotate.TargetClass;
+
+@TargetClass(org.mariadb.jdbc.internal.io.socket.SocketUtility.class)
+public final class SocketUtility_Substitutions {
+
+    // Ensure that JNA is never used
+    @Substitute
+    public static SocketHandlerFunction getSocketHandler() {
+        return new SimpleSocketHandlerFunction();
+    }
+}

extensions/jdbc/jdbc-mariadb/runtime/src/main/java/io/quarkus/jdbc/mariadb/runtime/graal/Utils_socketHandler.java

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+package io.quarkus.jdbc.mariadb.runtime.graal;
+
+import org.mariadb.jdbc.internal.io.socket.SocketHandlerFunction;
+import org.mariadb.jdbc.internal.util.Utils;
+
+import com.oracle.svm.core.annotate.Alias;
+import com.oracle.svm.core.annotate.RecomputeFieldValue;
+import com.oracle.svm.core.annotate.TargetClass;
+
+@TargetClass(org.mariadb.jdbc.internal.util.Utils.class)
+public final class Utils_socketHandler {
+
+    @Alias
+    @RecomputeFieldValue(kind = RecomputeFieldValue.Kind.FromAlias)
+    private static SocketHandlerFunction socketHandler = new SimpleSocketHandlerFunction();
+}