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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

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 * 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

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package com.sun.xml.internal.bind.v2.runtime.property;

import java.io.IOException;

import javax.xml.bind.JAXBException;

import javax.xml.bind.annotation.DomHandler;

import javax.xml.stream.XMLStreamException;

import com.sun.xml.internal.bind.v2.ClassFactory;

import com.sun.xml.internal.bind.v2.model.core.PropertyKind;

import com.sun.xml.internal.bind.v2.model.core.WildcardMode;

import com.sun.xml.internal.bind.v2.model.runtime.RuntimeElement;

import com.sun.xml.internal.bind.v2.model.runtime.RuntimeReferencePropertyInfo;

import com.sun.xml.internal.bind.v2.runtime.JAXBContextImpl;

import com.sun.xml.internal.bind.v2.runtime.JaxBeanInfo;

import com.sun.xml.internal.bind.v2.runtime.XMLSerializer;

import com.sun.xml.internal.bind.v2.runtime.reflect.Accessor;

import com.sun.xml.internal.bind.v2.runtime.reflect.ListIterator;

import com.sun.xml.internal.bind.v2.runtime.unmarshaller.ChildLoader;

import com.sun.xml.internal.bind.v2.runtime.unmarshaller.Loader;

import com.sun.xml.internal.bind.v2.runtime.unmarshaller.Receiver;

import com.sun.xml.internal.bind.v2.runtime.unmarshaller.UnmarshallingContext;

import com.sun.xml.internal.bind.v2.runtime.unmarshaller.WildcardLoader;

import com.sun.xml.internal.bind.v2.util.QNameMap;

import org.xml.sax.SAXException;

/**

 * @author Kohsuke Kawaguchi

 */

class ArrayReferenceNodeProperty<BeanT,ListT,ItemT> extends ArrayERProperty<BeanT,ListT,ItemT> {

    /**

     * Expected element names and what class to unmarshal.

     */

    private final QNameMap<JaxBeanInfo> expectedElements = new QNameMap<JaxBeanInfo>();

    private final boolean isMixed;

    private final DomHandler domHandler;

    private final WildcardMode wcMode;

    public ArrayReferenceNodeProperty(JAXBContextImpl p, RuntimeReferencePropertyInfo prop) {

        super(p, prop, prop.getXmlName(), prop.isCollectionNillable());

        for (RuntimeElement e : prop.getElements()) {

            JaxBeanInfo bi = p.getOrCreate(e);

            expectedElements.put( e.getElementName().getNamespaceURI(),e.getElementName().getLocalPart(), bi );

        }

        isMixed = prop.isMixed();

        if(prop.getWildcard()!=null) {

            domHandler = (DomHandler) ClassFactory.create(prop.getDOMHandler());

            wcMode = prop.getWildcard();

        } else {

            domHandler = null;

            wcMode = null;

        }

    }

    protected final void serializeListBody(BeanT o, XMLSerializer w, ListT list) throws IOException, XMLStreamException, SAXException {

        ListIterator<ItemT> itr = lister.iterator(list, w);

        while(itr.hasNext()) {

            try {

                ItemT item = itr.next();

                if (item != null) {

                    if(isMixed && item.getClass()==String.class) {

                        w.text((String)item,null);

                    } else {

                        JaxBeanInfo bi = w.grammar.getBeanInfo(item,true);

                        if(bi.jaxbType==Object.class && domHandler!=null)

                            // even if 'v' is a DOM node, it always derive from Object,

                            // so the getBeanInfo returns BeanInfo for Object

                            w.writeDom(item,domHandler,o,fieldName);

                        else

                            bi.serializeRoot(item,w);

                    }

                }

            } catch (JAXBException e) {

                w.reportError(fieldName,e);

                // recover by ignoring this item

            }

        }

    }

    public void createBodyUnmarshaller(UnmarshallerChain chain, QNameMap<ChildLoader> loaders) {

        final int offset = chain.allocateOffset();

        Receiver recv = new ReceiverImpl(offset);

        for( QNameMap.Entry<JaxBeanInfo> n : expectedElements.entrySet() ) {

            final JaxBeanInfo beanInfo = n.getValue();

            loaders.put(n.nsUri,n.localName,new ChildLoader(beanInfo.getLoader(chain.context,true),recv));

        }

        if(isMixed) {

            // handler for processing mixed contents.

            loaders.put(TEXT_HANDLER,

                new ChildLoader(new MixedTextLoader(recv),null));

        }

        if(domHandler!=null) {

            loaders.put(CATCH_ALL,

                new ChildLoader(new WildcardLoader(domHandler,wcMode),recv));

        }

    }

    private static final class MixedTextLoader extends Loader {

        private final Receiver recv;

        public MixedTextLoader(Receiver recv) {

            super(true);

            this.recv = recv;

        }

        public void text(UnmarshallingContext.State state, CharSequence text) throws SAXException {

            if(text.length()!=0) // length 0 text is pointless

                recv.receive(state,text.toString());

        }

    }

    public PropertyKind getKind() {

        return PropertyKind.REFERENCE;

    }

    @Override

    public Accessor getElementPropertyAccessor(String nsUri, String localName) {

        // TODO: unwrap JAXBElement

        if(wrapperTagName!=null) {

            if(wrapperTagName.equals(nsUri,localName))

                return acc;

        } else {

            if(expectedElements.containsKey(nsUri,localName))

                return acc;

        }

        return null;

    }

}