| /* |
| * 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 com.sun.tools.internal.xjc.Options; |
| import com.sun.tools.internal.xjc.reader.AbstractExtensionBindingChecker; |
| import com.sun.tools.internal.xjc.reader.Const; |
| |
| import org.xml.sax.Attributes; |
| import org.xml.sax.ErrorHandler; |
| import org.xml.sax.SAXException; |
| import org.xml.sax.XMLFilter; |
| |
| /** |
| * {@link XMLFilter} that checks the use of extension namespace URIs |
| * (to see if they have corresponding plugins), and otherwise report an error. |
| * |
| * <p> |
| * This code also masks the recognized extensions from the validator that |
| * will be plugged as the next component to this. |
| * |
| * @author Kohsuke Kawaguchi |
| */ |
| final class DTDExtensionBindingChecker extends AbstractExtensionBindingChecker { |
| public DTDExtensionBindingChecker(String schemaLanguage, Options options, ErrorHandler handler) { |
| super(schemaLanguage, options, handler); |
| } |
| |
| /** |
| * Returns true if the elements with the given namespace URI |
| * should be blocked by this filter. |
| */ |
| private boolean needsToBePruned( String uri ) { |
| if( uri.equals(schemaLanguage) ) |
| return false; |
| if( uri.equals(Const.JAXB_NSURI) ) |
| return false; |
| if( uri.equals(Const.XJC_EXTENSION_URI) ) |
| return false; |
| // we don't want validator to see extensions that we understand , |
| // because they will complain. |
| // OTOH, if this is an extension that we didn't understand, |
| // we want the validator to report an error |
| return enabledExtensions.contains(uri); |
| } |
| |
| |
| |
| public void startElement(String uri, String localName, String qName, Attributes atts) |
| throws SAXException { |
| |
| if( !isCutting() ) { |
| if(!uri.equals("")) { |
| // "" is the standard namespace |
| checkAndEnable(uri); |
| |
| verifyTagName(uri, localName, qName); |
| |
| if(needsToBePruned(uri)) |
| startCutting(); |
| } |
| } |
| |
| super.startElement(uri, localName, qName, atts); |
| } |
| } |