1 /* 2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 3 * 4 * This code is free software; you can redistribute it and/or modify it 5 * under the terms of the GNU General Public License version 2 only, as 6 * published by the Free Software Foundation. Oracle designates this 7 * particular file as subject to the "Classpath" exception as provided 8 * by Oracle in the LICENSE file that accompanied this code. 9 * 10 * This code is distributed in the hope that it will be useful, but WITHOUT 11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 13 * version 2 for more details (a copy is included in the LICENSE file that 14 * accompanied this code). 15 * 16 * You should have received a copy of the GNU General Public License version 17 * 2 along with this work; if not, write to the Free Software Foundation, 18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 19 * 20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 21 * or visit www.oracle.com if you need additional information or have any 22 * questions. 23 */ 24 25 /* 26 * Copyright (c) 2009 by Oracle Corporation. All Rights Reserved. 27 */ 28 29 package javax.xml.stream; 30 31 /** 32 * Provides information on the location of an event. 33 * 34 * All the information provided by a Location is optional. For example 35 * an application may only report line numbers. 36 * 37 * @version 1.0 38 * @author Copyright (c) 2009 by Oracle Corporation. All Rights Reserved. 39 * @since 1.6 40 */ 41 public interface Location { 42 /** 43 * Return the line number where the current event ends, 44 * returns -1 if none is available. 45 * @return the current line number 46 */ 47 int getLineNumber(); 48 49 /** 50 * Return the column number where the current event ends, 51 * returns -1 if none is available. 52 * @return the current column number 53 */ 54 int getColumnNumber(); 55 56 /** 57 * Return the byte or character offset into the input source this location 58 * is pointing to. If the input source is a file or a byte stream then 59 * this is the byte offset into that stream, but if the input source is 60 * a character media then the offset is the character offset. 61 * Returns -1 if there is no offset available. 62 * @return the current offset 63 */ 64 int getCharacterOffset(); 65 66 /** 67 * Returns the public ID of the XML 68 * @return the public ID, or null if not available 69 */ 70 public String getPublicId(); 71 72 /** 73 * Returns the system ID of the XML 74 * @return the system ID, or null if not available 75 */ 76 public String getSystemId(); 77 }