1 /* 2 * Copyright 2004 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.mirror.util; 27 28 29 import java.io.File; 30 31 32 /** 33 * Represents a position in a source file. 34 * 35 * @author Joseph D. Darcy 36 * @author Scott Seligman 37 * @since 1.5 38 */ 39 40 public interface SourcePosition { 41 42 /** 43 * Returns the source file containing this position. 44 * 45 * @return the source file containing this position; never null 46 */ 47 File file(); 48 49 /** 50 * Returns the line number of this position. Lines are numbered 51 * starting with 1. 52 * 53 * @return the line number of this position, or 0 if the line 54 * number is unknown or not applicable 55 */ 56 int line(); 57 58 /** 59 * Returns the column number of this position. Columns are numbered 60 * starting with 1. 61 * 62 * @return the column number of this position, or 0 if the column 63 * number is unknown or not applicable 64 */ 65 int column(); 66 }