Fixes piranhacloud#3799 - Add DefaultPiranhaBuilder implementation (p…

…iranhacloud#3803)

core/impl/src/main/java/cloud/piranha/core/impl/DefaultPiranhaBuilder.java

@@ -0,0 +1,67 @@
+/*
+ * Copyright (c) 2002-2024 Manorrock.com. All Rights Reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ *   1. Redistributions of source code must retain the above copyright notice,
+ *      this list of conditions and the following disclaimer.
+ *   2. Redistributions in binary form must reproduce the above copyright
+ *      notice, this list of conditions and the following disclaimer in the
+ *      documentation and/or other materials provided with the distribution.
+ *   3. Neither the name of the copyright holder nor the names of its
+ *      contributors may be used to endorse or promote products derived from
+ *      this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+package cloud.piranha.core.impl;
+
+import cloud.piranha.core.api.PiranhaBuilder;
+import java.lang.System.Logger;
+import static java.lang.System.Logger.Level.WARNING;
+import java.lang.reflect.InvocationTargetException;
+
+/**
+ * The default PiranhaBuilder.
+ * 
+ * @author Manfred Riem ([email protected])
+ * @param <T> the Piranha type.
+ */
+public class DefaultPiranhaBuilder<T> implements PiranhaBuilder<T> {
+
+    /**
+     * Stores the logger.
+     */
+    private static final Logger LOGGER = System.getLogger(DefaultPiranhaBuilder.class.getName());
+
+    /**
+     * Stores the class type.
+     */
+    private Class<T> clazz;
+
+    @Override
+    public T build() {
+        try {
+            return (T) clazz.getDeclaredConstructor().newInstance();
+        } catch (NoSuchMethodException 
+                | SecurityException
+                | InstantiationException 
+                | IllegalAccessException 
+                | IllegalArgumentException 
+                | InvocationTargetException ex) {
+            LOGGER.log(WARNING, "Unable to create Pirana instance", ex);
+            return null;
+        }
+    }
+}