aoqi@0: /*
aoqi@0:  * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved.
aoqi@0:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0:  *
aoqi@0:  * This code is free software; you can redistribute it and/or modify it
aoqi@0:  * under the terms of the GNU General Public License version 2 only, as
aoqi@0:  * published by the Free Software Foundation.  Oracle designates this
aoqi@0:  * particular file as subject to the "Classpath" exception as provided
aoqi@0:  * by Oracle in the LICENSE file that accompanied this code.
aoqi@0:  *
aoqi@0:  * This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
aoqi@0:  * version 2 for more details (a copy is included in the LICENSE file that
aoqi@0:  * accompanied this code).
aoqi@0:  *
aoqi@0:  * You should have received a copy of the GNU General Public License version
aoqi@0:  * 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0:  *
aoqi@0:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0:  * or visit www.oracle.com if you need additional information or have any
aoqi@0:  * questions.
aoqi@0:  */
aoqi@0: 
aoqi@0: package com.sun.xml.internal.bind.v2.runtime.unmarshaller;
aoqi@0: 
aoqi@0: import javax.xml.bind.ValidationEventLocator;
aoqi@0: import javax.xml.bind.helpers.ValidationEventLocatorImpl;
aoqi@0: import javax.xml.namespace.NamespaceContext;
aoqi@0: import javax.xml.stream.Location;
aoqi@0: import javax.xml.stream.XMLStreamException;
aoqi@0: 
aoqi@0: import org.xml.sax.SAXException;
aoqi@0: 
aoqi@0: /**
aoqi@0:  * @author Kohsuke Kawaguchi
aoqi@0:  */
aoqi@0: abstract class StAXConnector {
aoqi@0:     public abstract void bridge() throws XMLStreamException;
aoqi@0: 
aoqi@0: 
aoqi@0:     // event sink
aoqi@0:     protected final XmlVisitor visitor;
aoqi@0: 
aoqi@0:     protected final UnmarshallingContext context;
aoqi@0:     protected final XmlVisitor.TextPredictor predictor;
aoqi@0: 
aoqi@0:     private final class TagNameImpl extends TagName {
aoqi@0:         public String getQname() {
aoqi@0:             return StAXConnector.this.getCurrentQName();
aoqi@0:         }
aoqi@0:     }
aoqi@0: 
aoqi@0:     protected final TagName tagName = new TagNameImpl();
aoqi@0: 
aoqi@0:     protected StAXConnector(XmlVisitor visitor) {
aoqi@0:         this.visitor = visitor;
aoqi@0:         context = visitor.getContext();
aoqi@0:         predictor = visitor.getPredictor();
aoqi@0:     }
aoqi@0: 
aoqi@0:     /**
aoqi@0:      * Gets the {@link Location}. Used for implementing the line number information.
aoqi@0:      * @return must not null.
aoqi@0:      */
aoqi@0:     protected abstract Location getCurrentLocation();
aoqi@0: 
aoqi@0:     /**
aoqi@0:      * Gets the QName of the current element.
aoqi@0:      */
aoqi@0:     protected abstract String getCurrentQName();
aoqi@0: 
aoqi@0:     protected final void handleStartDocument(NamespaceContext nsc) throws SAXException {
aoqi@0:         visitor.startDocument(new LocatorEx() {
aoqi@0:             public ValidationEventLocator getLocation() {
aoqi@0:                 return new ValidationEventLocatorImpl(this);
aoqi@0:             }
aoqi@0:             public int getColumnNumber() {
aoqi@0:                 return getCurrentLocation().getColumnNumber();
aoqi@0:             }
aoqi@0:             public int getLineNumber() {
aoqi@0:                 return getCurrentLocation().getLineNumber();
aoqi@0:             }
aoqi@0:             public String getPublicId() {
aoqi@0:                 return getCurrentLocation().getPublicId();
aoqi@0:             }
aoqi@0:             public String getSystemId() {
aoqi@0:                 return getCurrentLocation().getSystemId();
aoqi@0:             }
aoqi@0:         },nsc);
aoqi@0:     }
aoqi@0: 
aoqi@0:     protected final void handleEndDocument() throws SAXException {
aoqi@0:         visitor.endDocument();
aoqi@0:     }
aoqi@0: 
aoqi@0:     protected static String fixNull(String s) {
aoqi@0:         if(s==null) return "";
aoqi@0:         else        return s;
aoqi@0:     }
aoqi@0: 
aoqi@0:     protected final String getQName(String prefix, String localName) {
aoqi@0:         if(prefix==null || prefix.length()==0)
aoqi@0:             return localName;
aoqi@0:         else
aoqi@0:             return prefix + ':' + localName;
aoqi@0:     }
aoqi@0: }