org.glassfish.jaxb.runtime.v2.runtime.unmarshaller.WildcardLoader Maven / Gradle / Ivy
/*
* Copyright (c) 1997, 2020 Oracle and/or its affiliates. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Distribution License v. 1.0, which is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
package org.glassfish.jaxb.runtime.v2.runtime.unmarshaller;
import org.glassfish.jaxb.core.v2.model.core.WildcardMode;
import jakarta.xml.bind.annotation.DomHandler;
import org.xml.sax.SAXException;
/**
* Feed incoming events to {@link DomHandler} and builds a DOM tree.
*
*
* Note that the SAXException returned by the ContentHandler is
* unreported. So we have to catch them and report it, then rethrow
* it if necessary.
*
* @author
* Kohsuke Kawaguchi ([email protected])
*/
public final class WildcardLoader extends ProxyLoader {
private final DomLoader dom;
private final WildcardMode mode;
public WildcardLoader(DomHandler dom, WildcardMode mode) {
this.dom = new DomLoader(dom);
this.mode = mode;
}
protected Loader selectLoader(UnmarshallingContext.State state, TagName tag) throws SAXException {
UnmarshallingContext context = state.getContext();
if(mode.allowTypedObject) {
Loader l = context.selectRootLoader(state,tag);
if(l!=null)
return l;
}
if(mode.allowDom)
return dom;
// simply discard.
return Discarder.INSTANCE;
}
}