aoqi@0: /*
aefimov@650:  * Copyright (c) 1997, 2014, 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;
aoqi@0: 
aoqi@0: import java.io.IOException;
aoqi@0: import java.lang.reflect.Array;
aoqi@0: import java.util.ArrayList;
aoqi@0: import java.util.Collection;
aoqi@0: import java.util.Collections;
aoqi@0: import java.util.List;
aoqi@0: 
aoqi@0: import javax.xml.bind.ValidationEvent;
aoqi@0: import javax.xml.bind.helpers.ValidationEventImpl;
aoqi@0: import javax.xml.namespace.QName;
aoqi@0: import javax.xml.stream.XMLStreamException;
aoqi@0: 
aoqi@0: import com.sun.xml.internal.bind.v2.model.runtime.RuntimeArrayInfo;
aoqi@0: import com.sun.xml.internal.bind.v2.runtime.unmarshaller.Loader;
aoqi@0: import com.sun.xml.internal.bind.v2.runtime.unmarshaller.Receiver;
aoqi@0: import com.sun.xml.internal.bind.v2.runtime.unmarshaller.TagName;
aoqi@0: import com.sun.xml.internal.bind.v2.runtime.unmarshaller.UnmarshallingContext;
aoqi@0: 
aoqi@0: import org.xml.sax.SAXException;
aoqi@0: 
aoqi@0: /**
aoqi@0:  * {@link JaxBeanInfo} implementation that binds T[] to a complex type
aoqi@0:  * with an element for each item.
aoqi@0:  *
aoqi@0:  * @author Kohsuke Kawaguchi
aoqi@0:  */
aoqi@0: final class ArrayBeanInfoImpl  extends JaxBeanInfo {
aoqi@0: 
aoqi@0:     private final Class itemType;
aoqi@0:     private final JaxBeanInfo itemBeanInfo;
aoqi@0:     private Loader loader;
aoqi@0: 
aoqi@0:     public ArrayBeanInfoImpl(JAXBContextImpl owner, RuntimeArrayInfo rai) {
aoqi@0:         super(owner,rai,rai.getType(), rai.getTypeName(), false, true, false);
aoqi@0:         this.itemType = jaxbType.getComponentType();
aoqi@0:         this.itemBeanInfo = owner.getOrCreate(rai.getItemType());
aoqi@0:     }
aoqi@0: 
aoqi@0:     @Override
aoqi@0:     protected void link(JAXBContextImpl grammar) {
aoqi@0:         getLoader(grammar,false);
aoqi@0:         super.link(grammar);
aoqi@0:     }
aoqi@0: 
aoqi@0:     private final class ArrayLoader extends Loader implements Receiver {
aoqi@0:         public ArrayLoader(JAXBContextImpl owner) {
aoqi@0:             super(false);
aoqi@0:             itemLoader = itemBeanInfo.getLoader(owner,true);
aoqi@0:         }
aoqi@0: 
aoqi@0:         private final Loader itemLoader;
aoqi@0: 
aoqi@0:         @Override
aoqi@0:         public void startElement(UnmarshallingContext.State state, TagName ea) {
aefimov@650:             state.setTarget(new ArrayList());
aoqi@0:         }
aoqi@0: 
aoqi@0:         @Override
aoqi@0:         public void leaveElement(UnmarshallingContext.State state, TagName ea) {
aefimov@650:             state.setTarget(toArray((List)state.getTarget()));
aoqi@0:         }
aoqi@0: 
aoqi@0:         @Override
aoqi@0:         public void childElement(UnmarshallingContext.State state, TagName ea) throws SAXException {
aoqi@0:             if(ea.matches("","item")) {
aefimov@650:                 state.setLoader(itemLoader);
aefimov@650:                 state.setReceiver(this);
aoqi@0:             } else {
aoqi@0:                 super.childElement(state,ea);
aoqi@0:             }
aoqi@0:         }
aoqi@0: 
aoqi@0:         @Override
aoqi@0:         public Collection<QName> getExpectedChildElements() {
aoqi@0:             return Collections.singleton(new QName("","item"));
aoqi@0:         }
aoqi@0: 
aoqi@0:         public void receive(UnmarshallingContext.State state, Object o) {
aefimov@650:             ((List)state.getTarget()).add(o);
aoqi@0:         }
aefimov@650:     }
aoqi@0: 
aoqi@0:     protected Object toArray( List list ) {
aoqi@0:         int len = list.size();
aoqi@0:         Object array = Array.newInstance(itemType,len);
aoqi@0:         for( int i=0; i<len; i++ )
aoqi@0:             Array.set(array,i,list.get(i));
aoqi@0:         return array;
aoqi@0:     }
aoqi@0: 
aoqi@0:     public void serializeBody(Object array, XMLSerializer target) throws SAXException, IOException, XMLStreamException {
aoqi@0:         int len = Array.getLength(array);
aoqi@0:         for( int i=0; i<len; i++ )  {
aoqi@0:             Object item = Array.get(array,i);
aoqi@0:             // TODO: check the namespace URI.
aoqi@0:             target.startElement("","item",null,null);
aoqi@0:             if(item==null) {
aoqi@0:                 target.writeXsiNilTrue();
aoqi@0:             } else {
aoqi@0:                 target.childAsXsiType(item,"arrayItem",itemBeanInfo, false);
aoqi@0:             }
aoqi@0:             target.endElement();
aoqi@0:         }
aoqi@0:     }
aoqi@0: 
aoqi@0:     public final String getElementNamespaceURI(Object array) {
aoqi@0:         throw new UnsupportedOperationException();
aoqi@0:     }
aoqi@0: 
aoqi@0:     public final String getElementLocalName(Object array) {
aoqi@0:         throw new UnsupportedOperationException();
aoqi@0:     }
aoqi@0: 
aoqi@0:     public final Object createInstance(UnmarshallingContext context) {
aoqi@0:         // we first create a List and then later convert it to an array
aoqi@0:         return new ArrayList();
aoqi@0:     }
aoqi@0: 
aoqi@0:     public final boolean reset(Object array, UnmarshallingContext context) {
aoqi@0:         return false;
aoqi@0:     }
aoqi@0: 
aoqi@0:     public final String getId(Object array, XMLSerializer target) {
aoqi@0:         return null;
aoqi@0:     }
aoqi@0: 
aoqi@0:     public final void serializeAttributes(Object array, XMLSerializer target) {
aoqi@0:         // noop
aoqi@0:     }
aoqi@0: 
aoqi@0:     public final void serializeRoot(Object array, XMLSerializer target) throws SAXException, IOException, XMLStreamException {
aoqi@0:         target.reportError(
aoqi@0:                 new ValidationEventImpl(
aoqi@0:                         ValidationEvent.ERROR,
aoqi@0:                         Messages.UNABLE_TO_MARSHAL_NON_ELEMENT.format(array.getClass().getName()),
aoqi@0:                         null,
aoqi@0:                         null));
aoqi@0:     }
aoqi@0: 
aoqi@0:     public final void serializeURIs(Object array, XMLSerializer target) {
aoqi@0:         // noop
aoqi@0:     }
aoqi@0: 
aoqi@0:     public final Transducer getTransducer() {
aoqi@0:         return null;
aoqi@0:     }
aoqi@0: 
aoqi@0:     public final Loader getLoader(JAXBContextImpl context, boolean typeSubstitutionCapable) {
aoqi@0:         if(loader==null)
aoqi@0:             loader = new ArrayLoader(context);
aoqi@0: 
aoqi@0:         // type substitution not possible
aoqi@0:         return loader;
aoqi@0:     }
aoqi@0: }