Add QuietLoggerImplementation, which does nothing

base/src/main/java/de/staropensource/sosengine/base/logging/implementation/QuietLoggerImplementation.java

@@ -0,0 +1,49 @@
+/*
+ * STAROPENSOURCE ENGINE SOURCE FILE
+ * Copyright (c) 2024 The StarOpenSource Engine Contributors
+ * Licensed under the GNU Affero General Public License v3
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.staropensource.sosengine.base.logging.implementation;
+
+import de.staropensource.sosengine.base.classes.LoggerImplementation;
+import de.staropensource.sosengine.base.types.logging.LogLevel;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+/**
+ * An implementation of {@link LoggerImplementation}, which does nothing.
+ * Useful if you want to silence engine startup messages.
+ *
+ * @since v1-alpha4
+ */
+public class QuietLoggerImplementation implements LoggerImplementation {
+    /** {@inheritDoc} */
+    @Override
+    public @Nullable String prePlaceholder(@NotNull LogLevel level, @NotNull Class<?> issuerClass, @NotNull String issuerOrigin, @Nullable String issuerMetadata, @NotNull String message, @NotNull String format) {
+        return null;
+    }
+
+    /** {@inheritDoc} */
+    @Override
+    public @NotNull String postPlaceholder(@NotNull LogLevel level, @NotNull Class<?> issuerClass, @NotNull String issuerOrigin, @Nullable String issuerMetadata, @NotNull String message, @NotNull String format) {
+        return format;
+    }
+
+    /** {@inheritDoc} */
+    @Override
+    public void print(@NotNull LogLevel level, @NotNull Class<?> issuerClass, @NotNull String issuerOrigin, @Nullable String issuerMetadata, @NotNull String message, @NotNull String format) {}
+}