Mercurial > hg > blitz_condensed
comparison src/com/go/trove/io/SourceInfo.java @ 0:3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
author | Dan Creswell <dan.creswell@gmail.com> |
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date | Sat, 21 Mar 2009 11:00:06 +0000 |
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-1:000000000000 | 0:3dc0c5604566 |
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1 /* ==================================================================== | |
2 * Trove - Copyright (c) 1997-2000 Walt Disney Internet Group | |
3 * ==================================================================== | |
4 * The Tea Software License, Version 1.1 | |
5 * | |
6 * Copyright (c) 2000 Walt Disney Internet Group. All rights reserved. | |
7 * | |
8 * Redistribution and use in source and binary forms, with or without | |
9 * modification, are permitted provided that the following conditions | |
10 * are met: | |
11 * | |
12 * 1. Redistributions of source code must retain the above copyright | |
13 * notice, this list of conditions and the following disclaimer. | |
14 * | |
15 * 2. Redistributions in binary form must reproduce the above copyright | |
16 * notice, this list of conditions and the following disclaimer in | |
17 * the documentation and/or other materials provided with the | |
18 * distribution. | |
19 * | |
20 * 3. The end-user documentation included with the redistribution, | |
21 * if any, must include the following acknowledgment: | |
22 * "This product includes software developed by the | |
23 * Walt Disney Internet Group (http://opensource.go.com/)." | |
24 * Alternately, this acknowledgment may appear in the software itself, | |
25 * if and wherever such third-party acknowledgments normally appear. | |
26 * | |
27 * 4. The names "Tea", "TeaServlet", "Kettle", "Trove" and "BeanDoc" must | |
28 * not be used to endorse or promote products derived from this | |
29 * software without prior written permission. For written | |
30 * permission, please contact opensource@dig.com. | |
31 * | |
32 * 5. Products derived from this software may not be called "Tea", | |
33 * "TeaServlet", "Kettle" or "Trove", nor may "Tea", "TeaServlet", | |
34 * "Kettle", "Trove" or "BeanDoc" appear in their name, without prior | |
35 * written permission of the Walt Disney Internet Group. | |
36 * | |
37 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED | |
38 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES | |
39 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | |
40 * DISCLAIMED. IN NO EVENT SHALL THE WALT DISNEY INTERNET GROUP OR ITS | |
41 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | |
42 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | |
43 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | |
44 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY | |
45 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
46 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
47 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
48 * ==================================================================== | |
49 * | |
50 * For more information about Tea, please see http://opensource.go.com/. | |
51 */ | |
52 | |
53 package com.go.trove.io; | |
54 | |
55 /****************************************************************************** | |
56 * Provides information on where an object (like a token) appeared in the | |
57 * the source file. | |
58 * | |
59 * @author Brian S O'Neill | |
60 * @version | |
61 * <!--$$Revision: 1.1 $-->, <!--$$JustDate:--> 12/11/00 <!-- $--> | |
62 */ | |
63 public class SourceInfo implements Cloneable, java.io.Serializable { | |
64 private int mLine; | |
65 private int mStartPosition; | |
66 private int mEndPosition; | |
67 | |
68 public SourceInfo(int line, int startPos, int endPos) { | |
69 mLine = line; | |
70 mStartPosition = startPos; | |
71 mEndPosition = endPos; | |
72 } | |
73 | |
74 /** | |
75 * @return The line in the source file. The first line is one. | |
76 */ | |
77 public int getLine() { | |
78 return mLine; | |
79 } | |
80 | |
81 /** | |
82 * @return The character position in the source file where this object | |
83 * started. The first position of the source file is zero. | |
84 */ | |
85 public int getStartPosition() { | |
86 return mStartPosition; | |
87 } | |
88 | |
89 /** | |
90 * @return The character position in the source file where this object | |
91 * ended. The first position of the source file is zero. | |
92 */ | |
93 public int getEndPosition() { | |
94 return mEndPosition; | |
95 } | |
96 | |
97 /** | |
98 * @return A character position detailing this object. Usually is the same | |
99 * as the start position. | |
100 */ | |
101 public int getDetailPosition() { | |
102 return mStartPosition; | |
103 } | |
104 | |
105 private SourceInfo copy() { | |
106 try { | |
107 return (SourceInfo)super.clone(); | |
108 } | |
109 catch (CloneNotSupportedException e) { | |
110 // Should never happen | |
111 throw new RuntimeException(e.toString()); | |
112 } | |
113 } | |
114 | |
115 /** | |
116 * @return A clone of this SourceInfo, but with a different end position | |
117 */ | |
118 public SourceInfo setEndPosition(int endPos) { | |
119 SourceInfo infoCopy = copy(); | |
120 infoCopy.mEndPosition = endPos; | |
121 return infoCopy; | |
122 } | |
123 | |
124 /** | |
125 * @return A clone of this SourceInfo, but with a different end position | |
126 */ | |
127 public SourceInfo setEndPosition(SourceInfo info) { | |
128 return setEndPosition(info.getEndPosition()); | |
129 } | |
130 | |
131 public String toString() { | |
132 StringBuffer buf = new StringBuffer(60); | |
133 | |
134 buf.append("line="); | |
135 buf.append(getLine()); | |
136 buf.append(','); | |
137 buf.append("start="); | |
138 buf.append(getStartPosition()); | |
139 buf.append(','); | |
140 buf.append("end="); | |
141 buf.append(getEndPosition()); | |
142 buf.append(','); | |
143 buf.append("detail="); | |
144 buf.append(getDetailPosition()); | |
145 | |
146 return buf.toString(); | |
147 } | |
148 } |