| /* |
| * Copyright (c) 1997, 2021 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.property; |
| |
| import org.glassfish.jaxb.runtime.api.AccessorException; |
| import org.glassfish.jaxb.runtime.v2.util.QNameMap; |
| import org.glassfish.jaxb.core.v2.model.core.ElementPropertyInfo; |
| import org.glassfish.jaxb.core.v2.model.core.PropertyKind; |
| import org.glassfish.jaxb.runtime.v2.model.runtime.RuntimeElementPropertyInfo; |
| import org.glassfish.jaxb.runtime.v2.model.runtime.RuntimeTypeRef; |
| import org.glassfish.jaxb.runtime.v2.runtime.JAXBContextImpl; |
| import org.glassfish.jaxb.runtime.v2.runtime.Name; |
| import org.glassfish.jaxb.runtime.v2.runtime.Transducer; |
| import org.glassfish.jaxb.runtime.v2.runtime.XMLSerializer; |
| import org.glassfish.jaxb.runtime.v2.runtime.reflect.Accessor; |
| import org.glassfish.jaxb.runtime.v2.runtime.reflect.ListTransducedAccessorImpl; |
| import org.glassfish.jaxb.runtime.v2.runtime.reflect.TransducedAccessor; |
| import org.glassfish.jaxb.runtime.v2.runtime.unmarshaller.ChildLoader; |
| import org.glassfish.jaxb.runtime.v2.runtime.unmarshaller.DefaultValueLoaderDecorator; |
| import org.glassfish.jaxb.runtime.v2.runtime.unmarshaller.LeafPropertyLoader; |
| import org.glassfish.jaxb.runtime.v2.runtime.unmarshaller.Loader; |
| import org.xml.sax.SAXException; |
| |
| import javax.xml.stream.XMLStreamException; |
| import java.io.IOException; |
| |
| /** |
| * {@link Property} implementation for {@link ElementPropertyInfo} whose |
| * {@link ElementPropertyInfo#isValueList()} is true. |
| * |
| * @author Kohsuke Kawaguchi |
| */ |
| final class ListElementProperty<BeanT,ListT,ItemT> extends ArrayProperty<BeanT,ListT,ItemT> { |
| |
| private final Name tagName; |
| private final String defaultValue; |
| |
| /** |
| * Converts all the values to a list and back. |
| */ |
| private final TransducedAccessor<BeanT> xacc; |
| |
| public ListElementProperty(JAXBContextImpl grammar, RuntimeElementPropertyInfo prop) { |
| super(grammar, prop); |
| |
| assert prop.isValueList(); |
| assert prop.getTypes().size()==1; // required by the contract of isValueList |
| RuntimeTypeRef ref = prop.getTypes().get(0); |
| |
| tagName = grammar.nameBuilder.createElementName(ref.getTagName()); |
| defaultValue = ref.getDefaultValue(); |
| |
| // transducer for each item |
| Transducer xducer = ref.getTransducer(); |
| // transduced accessor for the whole thing |
| xacc = new ListTransducedAccessorImpl(xducer,acc,lister); |
| } |
| |
| @Override |
| public PropertyKind getKind() { |
| return PropertyKind.ELEMENT; |
| } |
| |
| @Override |
| public void buildChildElementUnmarshallers(UnmarshallerChain chain, QNameMap<ChildLoader> handlers) { |
| Loader l = new LeafPropertyLoader(xacc); |
| l = new DefaultValueLoaderDecorator(l, defaultValue); |
| handlers.put(tagName, new ChildLoader(l,null)); |
| } |
| |
| @Override |
| public void serializeBody(BeanT o, XMLSerializer w, Object outerPeer) throws SAXException, AccessorException, IOException, XMLStreamException { |
| ListT list = acc.get(o); |
| |
| if(list!=null) { |
| if(xacc.useNamespace()) { |
| w.startElement(tagName,null); |
| xacc.declareNamespace(o,w); |
| w.endNamespaceDecls(list); |
| w.endAttributes(); |
| xacc.writeText(w,o,fieldName); |
| w.endElement(); |
| } else { |
| xacc.writeLeafElement(w, tagName, o, fieldName); |
| } |
| } |
| } |
| |
| @Override |
| public Accessor getElementPropertyAccessor(String nsUri, String localName) { |
| if(tagName!=null) { |
| if(tagName.equals(nsUri,localName)) |
| return acc; |
| } |
| return null; |
| } |
| } |