| /* |
| * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package com.sun.tools.internal.xjc.reader.dtd.bindinfo; |
| |
| import org.w3c.dom.Element; |
| import org.xml.sax.Locator; |
| |
| class DOMLocator { |
| private static final String locationNamespace = |
| "http://www.sun.com/xmlns/jaxb/dom-location"; |
| private static final String systemId = "systemid"; |
| private static final String column = "column"; |
| private static final String line = "line"; |
| |
| /** Sets the location information to a specified element. */ |
| public static void setLocationInfo( Element e, Locator loc ) { |
| e.setAttributeNS(locationNamespace,"loc:"+systemId,loc.getSystemId()); |
| e.setAttributeNS(locationNamespace,"loc:"+column,Integer.toString(loc.getLineNumber())); |
| e.setAttributeNS(locationNamespace,"loc:"+line,Integer.toString(loc.getColumnNumber())); |
| } |
| |
| /** |
| * Gets the location information from an element. |
| * |
| * <p> |
| * For this method to work, the setLocationInfo method has to be |
| * called before. |
| */ |
| public static Locator getLocationInfo( final Element e ) { |
| if(DOMUtil.getAttribute(e,locationNamespace,systemId)==null) |
| return null; // no location information |
| |
| return new Locator(){ |
| public int getLineNumber() { |
| return Integer.parseInt(DOMUtil.getAttribute(e,locationNamespace,line)); |
| } |
| public int getColumnNumber() { |
| return Integer.parseInt(DOMUtil.getAttribute(e,locationNamespace,column)); |
| } |
| public String getSystemId() { |
| return DOMUtil.getAttribute(e,locationNamespace,systemId); |
| } |
| // we are not interested in PUBLIC ID. |
| public String getPublicId() { return null; } |
| }; |
| } |
| } |