| 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 | } |