|
|||||||||||||||||||
Source file | Conditionals | Statements | Methods | TOTAL | |||||||||||||||
DocumentOutputStream.java | - | 0% | 0% | 0% |
|
1 | /*BEGIN_COPYRIGHT_BLOCK | |
2 | * | |
3 | * Copyright (c) 2001-2010, JavaPLT group at Rice University (drjava@rice.edu) | |
4 | * All rights reserved. | |
5 | * | |
6 | * Redistribution and use in source and binary forms, with or without | |
7 | * modification, are permitted provided that the following conditions are met: | |
8 | * * Redistributions of source code must retain the above copyright | |
9 | * notice, this list of conditions and the following disclaimer. | |
10 | * * Redistributions in binary form must reproduce the above copyright | |
11 | * notice, this list of conditions and the following disclaimer in the | |
12 | * documentation and/or other materials provided with the distribution. | |
13 | * * Neither the names of DrJava, the JavaPLT group, Rice University, nor the | |
14 | * names of its contributors may be used to endorse or promote products | |
15 | * derived from this software without specific prior written permission. | |
16 | * | |
17 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
18 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
19 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
20 | * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR | |
21 | * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | |
22 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | |
23 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | |
24 | * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF | |
25 | * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING | |
26 | * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | |
27 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
28 | * | |
29 | * This software is Open Source Initiative approved Open Source Software. | |
30 | * Open Source Initative Approved is a trademark of the Open Source Initiative. | |
31 | * | |
32 | * This file is part of DrJava. Download the current version of this project | |
33 | * from http://www.drjava.org/ or http://sourceforge.net/projects/drjava/ | |
34 | * | |
35 | * END_COPYRIGHT_BLOCK*/ | |
36 | ||
37 | package edu.rice.cs.util.swing; | |
38 | ||
39 | import java.io.OutputStream; | |
40 | import javax.swing.text.Document; | |
41 | import javax.swing.text.BadLocationException; | |
42 | import javax.swing.text.AttributeSet; | |
43 | ||
44 | /** An extension of {@link OutputStream} that writes its output to | |
45 | * an implementation of {@link Document}. | |
46 | * @version $Id: DocumentOutputStream.java 5175 2010-01-20 08:46:32Z mgricken $ | |
47 | */ | |
48 | public class DocumentOutputStream extends OutputStream { | |
49 | private Document _doc; | |
50 | private AttributeSet _attributes; | |
51 | ||
52 | /** Constructs an {@link OutputStream} that writes its output to a {@link Document}. | |
53 | * When this constructor is used, all insertions to the Document will | |
54 | * be done with the attributes set to <code>null</code>. | |
55 | * @param doc Document to write output to. | |
56 | */ | |
57 | 0 | public DocumentOutputStream(Document doc) { |
58 | 0 | this(doc, null); |
59 | } | |
60 | ||
61 | /** Constructs an {@link OutputStream} that writes its output to a {@link Document}. | |
62 | * @param doc Document to write output to. | |
63 | * @param attributes Attributes to use for inserting text into the document that is sent to this stream. | |
64 | */ | |
65 | 0 | public DocumentOutputStream(Document doc, AttributeSet attributes) { |
66 | 0 | _doc = doc; |
67 | 0 | _attributes = attributes; |
68 | } | |
69 | ||
70 | /** Writes a character to the stream. | |
71 | * @param c the ASCII value of the character to write. | |
72 | */ | |
73 | 0 | public void write(int c) { |
74 | 0 | try { _doc.insertString(_doc.getLength(), String.valueOf((char)c), _attributes); } |
75 | catch (BadLocationException canNeverHappen) { | |
76 | 0 | throw new RuntimeException("Internal error: bad location in OutputWindowStream"); |
77 | } | |
78 | } | |
79 | ||
80 | /** Writes an array of characters (bytes) to the stream at a particular offset. | |
81 | * @param b characters to write to stream | |
82 | * @param off start of writing | |
83 | * @param len number of characters to write from b | |
84 | */ | |
85 | 0 | public void write(byte[] b, int off, int len) { |
86 | 0 | try { _doc.insertString(_doc.getLength(), new String(b, off, len), _attributes); } |
87 | catch (BadLocationException canNevenHappen) { | |
88 | 0 | throw new RuntimeException("Internal error: bad location in OutputWindowStream"); |
89 | } | |
90 | } | |
91 | } |
|