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1   package org.apache.maven.doxia.sink;
2   
3   /*
4    * Licensed to the Apache Software Foundation (ASF) under one
5    * or more contributor license agreements.  See the NOTICE file
6    * distributed with this work for additional information
7    * regarding copyright ownership.  The ASF licenses this file
8    * to you under the Apache License, Version 2.0 (the
9    * "License"); you may not use this file except in compliance
10   * with the License.  You may obtain a copy of the License at
11   *
12   *   http://www.apache.org/licenses/LICENSE-2.0
13   *
14   * Unless required by applicable law or agreed to in writing,
15   * software distributed under the License is distributed on an
16   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17   * KIND, either express or implied.  See the License for the
18   * specific language governing permissions and limitations
19   * under the License.
20   */
21  
22  import java.io.File;
23  import java.io.FileOutputStream;
24  import java.io.IOException;
25  import java.io.OutputStream;
26  
27  import org.codehaus.plexus.util.WriterFactory;
28  
29  /**
30   * An abstract <code>SinkFactory</code> for binary output.
31   *
32   * @author <a href="mailto:hboutemy@apache.org">Hervé Boutemy</a>
33   * @version $Id: AbstractBinarySinkFactory.java 746978 2009-02-23 12:20:33Z vsiveton $
34   * @since 1.1
35   */
36  public abstract class AbstractBinarySinkFactory
37      implements SinkFactory
38  {
39      /** {@inheritDoc} */
40      public Sink createSink( File outputDir, String outputName )
41          throws IOException
42      {
43          return createSink( outputDir, outputName, WriterFactory.UTF_8 );
44      }
45  
46      /** {@inheritDoc} */
47      public Sink createSink( File outputDir, String outputName, String encoding )
48          throws IOException
49      {
50          if ( outputDir == null )
51          {
52              throw new IllegalArgumentException( "outputDir cannot be null." );
53          }
54  
55          if ( !outputDir.exists() )
56          {
57              outputDir.mkdirs();
58          }
59          else
60          {
61              if ( !outputDir.isDirectory() )
62              {
63                  throw new IllegalArgumentException( "The dir '" + outputDir + "' is not a directory." );
64              }
65          }
66  
67          OutputStream out = new FileOutputStream( new File( outputDir, outputName ) );
68  
69          return createSink( out, encoding );
70      }
71  
72      /** {@inheritDoc} */
73      public Sink createSink( OutputStream out )
74          throws IOException
75      {
76          return createSink( out, WriterFactory.UTF_8 );
77      }
78  }