Coverage Report - palmed.command.CopyPasteManager

Classes in this Package	Line Coverage	Branch Coverage	Complexity
CopyPasteManager	0%	0%	1.75;1,75

1		/**
2		* Redistribution and use in source and binary forms, with or without
3		* modification, are permitted provided that the following conditions are
4		* met :
5		*
6		* . Redistributions of source code must retain the above copyright
7		* notice, this list of conditions and the following disclaimer.
8		*
9		* . Redistributions in binary form must reproduce the above copyright
10		* notice, this list of conditions and the following disclaimer in the
11		* documentation and/or other materials provided with the distribution.
12		*
13		* . The name of the author may not be used to endorse or promote products
14		* derived from this software without specific prior written permission.
15		*
16		* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17		* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18		* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19		* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
20		* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21		* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
22		* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23		* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
24		* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
25		* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26		* POSSIBILITY OF SUCH DAMAGE.
27		*
28		* $Id$
29		*/
30
31		package palmed.command;
32
33		import java.io.ByteArrayInputStream;
34		import java.io.ByteArrayOutputStream;
35		import java.io.IOException;
36		import palmed.edit.ITextBox;
37
38		/**
39		* This class manages copy/paste operations.
40		*
41		* @author Mathieu Champlon
42		* @version $Revision$ $Date$
43		*/
44		public final class CopyPasteManager
45		{
46		/**
47		* The text box.
48		*/
49		private final ITextBox textBox_;
50		/**
51		* The buffer.
52		*/
53		private byte[] buffer_;
54
55		/**
56		* Create a copy/paste controller.
57		*
58		* @param textBox the text box
59		*/
60		public CopyPasteManager( final ITextBox textBox )
61	0	{
62	0	if( textBox == null )
63	0	throw new IllegalArgumentException( "argument 'textBox' is null" );
64	0	textBox_ = textBox;
65	0	}
66
67		/**
68		* Copy the current selected text.
69		*
70		* @throws IOException an io exception occurs
71		*/
72		public void copy() throws IOException
73		{
74	0	final ByteArrayOutputStream stream = new ByteArrayOutputStream();
75	0	textBox_.copy( stream );
76	0	buffer_ = stream.toByteArray();
77	0	}
78
79		/**
80		* Cut the current selected text.
81		*
82		* @throws IOException an io exception occurs
83		*/
84		public void cut() throws IOException
85		{
86	0	final ByteArrayOutputStream stream = new ByteArrayOutputStream();
87	0	textBox_.cut( stream );
88	0	buffer_ = stream.toByteArray();
89	0	}
90
91		/**
92		* Paste the text previously copied or cut.
93		*
94		* @throws IOException an io exception occurs
95		*/
96		public void paste() throws IOException
97		{
98	0	if( buffer_ != null )
99	0	textBox_.paste( new ByteArrayInputStream( buffer_ ) );
100	0	}
101		}