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1   /**
2    * Licensed to the Apache Software Foundation (ASF) under one
3    * or more contributor license agreements.  See the NOTICE file
4    * distributed with this work for additional information
5    * regarding copyright ownership.  The ASF licenses this file
6    *  to you under the Apache License, Version 2.0 (the
7    * "License"); you may not use this file except in compliance
8    *  with the License.  You may obtain a copy of the License at
9    *
10   *   http://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing,
13   * software distributed under the License is distributed on an
14   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15   * KIND, either express or implied.  See the License for the
16   * specific language governing permissions and limitations
17   * under the License.
18   */
19  package org.apache.creadur.whisker.app.out;
20  
21  import java.io.BufferedWriter;
22  import java.io.IOException;
23  import java.io.OutputStreamWriter;
24  import java.io.Writer;
25  
26  import org.apache.creadur.whisker.app.Result;
27  import org.apache.creadur.whisker.app.ResultWriterFactory;
28  
29  /**
30   * Factory builds writers that output to <code>System.out</code>.
31   */
32  public final class WriteResultsToSystemOutFactory
33                          implements ResultWriterFactory {
34  
35      /** Encoding used. */
36      private final String encoding;
37  
38      /**
39       * Constructs a factory with given encoding.
40       * @param encoding not null
41       */
42      public WriteResultsToSystemOutFactory(final String encoding) {
43          super();
44          this.encoding = encoding;
45      }
46  
47      /**
48       * Constructs a factory with default
49       * (<code>UTF-8</code>) encoding.
50       */
51      public WriteResultsToSystemOutFactory() {
52          this("UTF-8");
53      }
54  
55      /**
56       * Writes given result to <code>System.our</code>.
57       * @param result not null
58       * @return not null
59       * @throws IOException when result cannot be written
60       * @see ResultWriterFactory#writerFor(Result)
61       */
62      public Writer writerFor(final Result result)
63              throws IOException {
64          return new BufferedWriter(
65                  new OutputStreamWriter(System.out, encoding));
66      }
67  }