1 | /* |
2 | * Copyright 2005 Sun Microsystems, Inc. All Rights Reserved. |
3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
4 | * |
5 | * This code is free software; you can redistribute it and/or modify it |
6 | * under the terms of the GNU General Public License version 2 only, as |
7 | * published by the Free Software Foundation. Sun designates this |
8 | * particular file as subject to the "Classpath" exception as provided |
9 | * by Sun in the LICENSE file that accompanied this code. |
10 | * |
11 | * This code is distributed in the hope that it will be useful, but WITHOUT |
12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
14 | * version 2 for more details (a copy is included in the LICENSE file that |
15 | * accompanied this code). |
16 | * |
17 | * You should have received a copy of the GNU General Public License version |
18 | * 2 along with this work; if not, write to the Free Software Foundation, |
19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
20 | * |
21 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
22 | * CA 95054 USA or visit www.sun.com if you need additional information or |
23 | * have any questions. |
24 | */ |
25 | |
26 | package com.sun.tools.javac.model; |
27 | |
28 | import javax.tools.JavaFileObject; |
29 | import com.sun.tools.javac.util.Position; |
30 | |
31 | /** |
32 | * Implementation of model API SourcePosition based on javac internal state. |
33 | * |
34 | * <p><b>This is NOT part of any API supported by Sun Microsystems. |
35 | * If you write code that depends on this, you do so at your own |
36 | * risk. This code and its internal interfaces are subject to change |
37 | * or deletion without notice.</b></p> |
38 | */ |
39 | class JavacSourcePosition { |
40 | |
41 | final JavaFileObject sourcefile; |
42 | final int pos; |
43 | final Position.LineMap lineMap; |
44 | |
45 | JavacSourcePosition(JavaFileObject sourcefile, |
46 | int pos, |
47 | Position.LineMap lineMap) { |
48 | this.sourcefile = sourcefile; |
49 | this.pos = pos; |
50 | this.lineMap = (pos != Position.NOPOS) ? lineMap : null; |
51 | } |
52 | |
53 | public JavaFileObject getFile() { |
54 | return sourcefile; |
55 | } |
56 | |
57 | public int getOffset() { |
58 | return pos; // makes use of fact that Position.NOPOS == -1 |
59 | } |
60 | |
61 | public int getLine() { |
62 | return (lineMap != null) ? lineMap.getLineNumber(pos) : -1; |
63 | } |
64 | |
65 | public int getColumn() { |
66 | return (lineMap != null) ? lineMap.getColumnNumber(pos) : -1; |
67 | } |
68 | |
69 | public String toString() { |
70 | int line = getLine(); |
71 | return (line > 0) |
72 | ? sourcefile + ":" + line |
73 | : sourcefile.toString(); |
74 | } |
75 | } |