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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    *
9    *      http://www.apache.org/licenses/LICENSE-2.0
10   *
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  package org.apache.log4j.spi;
18  import java.io.Writer;
19  
20  /**
21    * NullWriter is an obsolete class provided only for
22    *  binary compatibility with earlier versions of log4j and should not be used.
23    *
24    * @deprecated
25    */
26  class NullWriter extends Writer {
27  
28    public void close() {
29      // blank
30    }
31  
32    public void flush() {
33      // blank
34    }
35  
36    public void write(char[] cbuf, int off, int len) {
37      // blank
38    }
39  }