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1   /*
2    * dpkg - Debian Package library and the Debian Package Maven plugin
3    * (c) Copyright 2016 Gerrit Hohl
4    *
5    * This program is free software; you can redistribute it and/or
6    * modify it under the terms of the GNU General Public License
7    * as published by the Free Software Foundation; either version 2
8    * of the License, or (at your option) any later version.
9    *
10   * This program is distributed in the hope that it will be useful,
11   * but WITHOUT ANY WARRANTY; without even the implied warranty of
12   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13   * GNU General Public License for more details.
14   *
15   * You should have received a copy of the GNU General Public License
16   * along with this program; if not, write to the Free Software
17   * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
18   */
19  package net.sourceforge.javadpkg.control.impl;
20  
21  import net.sourceforge.javadpkg.BuildException;
22  import net.sourceforge.javadpkg.Context;
23  import net.sourceforge.javadpkg.control.Description;
24  import net.sourceforge.javadpkg.control.DescriptionBuilder;
25  
26  
27  /**
28   * <p>
29   * A {@link DescriptionBuilder} implementation.
30   * </p>
31   *
32   * @author Gerrit Hohl (gerrit-hohl@users.sourceforge.net)
33   * @version <b>1.0</b>, 28.04.2016 by Gerrit Hohl
34   */
35  public class DescriptionBuilderImpl implements DescriptionBuilder {
36  	
37  	
38  	/**
39  	 * <p>
40  	 * Creates a builder.
41  	 * </p>
42  	 */
43  	public DescriptionBuilderImpl() {
44  		super();
45  	}
46  	
47  	
48  	@Override
49  	public String buildDescription(Description description, Context context) throws BuildException {
50  		String text;
51  		String[] lines;
52  		StringBuilder sb;
53  
54  
55  		if (description == null)
56  			throw new IllegalArgumentException("Argument description is null.");
57  		if (context == null)
58  			throw new IllegalArgumentException("Argument context is null.");
59  
60  		text = description.getText();
61  		lines = text.split("\n", -1);
62  		sb = new StringBuilder();
63  		for (String line : lines) {
64  			if (sb.length() > 0) {
65  				sb.append('\n');
66  			}
67  			if (line.isEmpty()) {
68  				sb.append('.');
69  			} else {
70  				sb.append(line);
71  			}
72  		}
73  		return sb.toString();
74  	}
75  
76  
77  }