com.sun.tools.xjc.reader.dtd.bindinfo.DOMLocator Maven / Gradle / Ivy
/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 1997-2011 Oracle and/or its affiliates. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can
* obtain a copy of the License at
* https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
* or packager/legal/LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at packager/legal/LICENSE.txt.
*
* GPL Classpath Exception:
* Oracle designates this particular file as subject to the "Classpath"
* exception as provided by Oracle in the GPL Version 2 section of the License
* file that accompanied this code.
*
* Modifications:
* If applicable, add the following below the License Header, with the fields
* enclosed by brackets [] replaced by your own identifying information:
* "Portions Copyright [year] [name of copyright owner]"
*
* Contributor(s):
* If you wish your version of this file to be governed by only the CDDL or
* only the GPL Version 2, indicate your decision by adding "[Contributor]
* elects to include this software in this distribution under the [CDDL or GPL
* Version 2] license." If you don't indicate a single choice of license, a
* recipient has the option to distribute your version of this file under
* either the CDDL, the GPL Version 2 or to extend the choice of license to
* its licensees as provided above. However, if you add GPL Version 2 code
* and therefore, elected the GPL Version 2 license, then the option applies
* only if the new code is made subject to such option by the copyright
* holder.
*/
package com.sun.tools.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.
*
*
* 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; }
};
}
}