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diff --git a/srcjar_unused/org/apache/log4j/spi/AppenderAttachable.java b/srcjar_unused/org/apache/log4j/spi/AppenderAttachable.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;
+
+import org.apache.log4j.Appender;
+import java.util.Enumeration;
+
+/**
+ Interface for attaching appenders to objects.
+
+ @author Ceki Gülcü
+ @since 0.9.1 */
+public interface AppenderAttachable {
+
+ /**
+ Add an appender.
+ */
+ public
+ void addAppender(Appender newAppender);
+
+ /**
+ Get all previously added appenders as an Enumeration. */
+ public
+ Enumeration getAllAppenders();
+
+ /**
+ Get an appender by name.
+ */
+ public
+ Appender getAppender(String name);
+
+
+ /**
+ Returns true
if the specified appender is in list of
+ attached attached, false
otherwise.
+
+ @since 1.2 */
+ public
+ boolean isAttached(Appender appender);
+
+ /**
+ Remove all previously added appenders.
+ */
+ void removeAllAppenders();
+
+
+ /**
+ Remove the appender passed as parameter from the list of appenders.
+ */
+ void removeAppender(Appender appender);
+
+
+ /**
+ Remove the appender with the name passed as parameter from the
+ list of appenders.
+ */
+ void
+ removeAppender(String name);
+}
+