JAL-3026 srcjar files for VARNA and log4j

[jalview.git] / srcjar / org / apache / log4j / spi / RepositorySelector.java

diff --git a/srcjar/org/apache/log4j/spi/RepositorySelector.java b/srcjar/org/apache/log4j/spi/RepositorySelector.java
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+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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.apache.log4j.spi;
+
+
+/**
+
+   The <code>LogManager</code> uses one (and only one)
+   <code>RepositorySelector</code> implementation to select the
+   {@link LoggerRepository} for a particular application context.
+
+   <p>It is the responsability of the <code>RepositorySelector</code>
+   implementation to track the application context. Log4j makes no
+   assumptions about the application context or on its management.
+
+   <p>See also {@link org.apache.log4j.LogManager LogManager}.
+
+   @author Ceki G&uuml;lc&uuml;
+   @since 1.2
+
+ */
+public interface RepositorySelector {
+
+  /**
+     Returns a {@link LoggerRepository} depending on the
+     context. Implementors must make sure that a valid (non-null)
+     LoggerRepository is returned.
+  */
+  public
+  LoggerRepository getLoggerRepository();
+}
+