1 files changed, 77 insertions, 0 deletions
diff --git a/bundles/org.eclipse.osgi/osgi/src/org/osgi/service/log/LoggerFactory.java b/bundles/org.eclipse.osgi/osgi/src/org/osgi/service/log/LoggerFactory.java
new file mode 100644
index 000000000..df1835468
--- /dev/null
+++ b/bundles/org.eclipse.osgi/osgi/src/org/osgi/service/log/LoggerFactory.java
@@ -0,0 +1,77 @@
+/*
+ * Copyright (c) OSGi Alliance (2016). All Rights Reserved.
+ * 
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.osgi.service.log;
+
+import org.osgi.annotation.versioning.ProviderType;
+
+/**
+ * Logger Factory service for logging information.
+ * <p>
+ * Provides methods for bundles to obtain named {@link Logger}s that can be used
+ * to write messages to the log.
+ * 
+ * @ThreadSafe
+ * @since 1.4
+ * @author $Id$
+ */
+@ProviderType
+public interface LoggerFactory {
+
+	/**
+	 * Return a {@link Logger} named with the specified name.
+	 * 
+	 * @param name The name to use for the logger name.
+	 * @return A {@link Logger} named with the specified name.
+	 */
+	Logger getLogger(String name);
+
+	/**
+	 * Return a {@link Logger} named with the specified class.
+	 * 
+	 * @param clazz The class to use for the logger name.
+	 * @return A {@link Logger} named with the specified class.
+	 */
+	Logger getLogger(Class< ? > clazz);
+
+	/**
+	 * Return a {@link Logger} of the specified type named with the specified
+	 * name.
+	 * 
+	 * @param <L> A Logger type.
+	 * @param name The name to use for the logger name.
+	 * @param loggerType The type of Logger. Can be {@link Logger} or
+	 *            {@link FormatterLogger}.
+	 * @return A {@link Logger} named with the specified name.
+	 * @throws IllegalArgumentException If the specified type is not a supported
+	 *             Logger type.
+	 */
+	<L extends Logger> L getLogger(String name, Class<L> loggerType);
+
+	/**
+	 * Return a {@link Logger} of the specified type named with the specified
+	 * class.
+	 * 
+	 * @param <L> A Logger type.
+	 * @param clazz The class to use for the logger name.
+	 * @param loggerType The type of Logger. Can be {@link Logger} or
+	 *            {@link FormatterLogger}.
+	 * @return A {@link Logger} named with the specified class.
+	 * @throws IllegalArgumentException If the specified type is not a supported
+	 *             Logger type.
+	 */
+	<L extends Logger> L getLogger(Class< ? > clazz, Class<L> loggerType);
+}