| /* |
| * 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.reflect; |
| |
| import org.glassfish.jaxb.core.WhiteSpaceProcessor; |
| import org.glassfish.jaxb.runtime.api.AccessorException; |
| import org.glassfish.jaxb.runtime.v2.runtime.Transducer; |
| import org.glassfish.jaxb.runtime.v2.runtime.XMLSerializer; |
| import jakarta.xml.bind.JAXBException; |
| import org.xml.sax.SAXException; |
| |
| /** |
| * {@link TransducedAccessor} for a list simple type. |
| * |
| * @author Kohsuke Kawaguchi |
| */ |
| public final class ListTransducedAccessorImpl<BeanT,ListT,ItemT,PackT> extends DefaultTransducedAccessor<BeanT> { |
| /** |
| * {@link Transducer} for each item type. |
| */ |
| private final Transducer<ItemT> xducer; |
| /** |
| * {@link Lister} for handling list of tokens. |
| */ |
| private final Lister<BeanT,ListT,ItemT,PackT> lister; |
| /** |
| * {@link Accessor} to get/set the list. |
| */ |
| private final Accessor<BeanT,ListT> acc; |
| |
| public ListTransducedAccessorImpl(Transducer<ItemT> xducer, Accessor<BeanT,ListT> acc, Lister<BeanT,ListT,ItemT,PackT> lister) { |
| this.xducer = xducer; |
| this.lister = lister; |
| this.acc = acc; |
| } |
| |
| public boolean useNamespace() { |
| return xducer.useNamespace(); |
| } |
| |
| public void declareNamespace(BeanT bean, XMLSerializer w) throws AccessorException, SAXException { |
| ListT list = acc.get(bean); |
| |
| if(list!=null) { |
| ListIterator<ItemT> itr = lister.iterator(list, w); |
| |
| while(itr.hasNext()) { |
| try { |
| ItemT item = itr.next(); |
| if (item != null) { |
| xducer.declareNamespace(item,w); |
| } |
| } catch (JAXBException e) { |
| w.reportError(null,e); |
| } |
| } |
| } |
| } |
| |
| // TODO: this is inefficient, consider a redesign |
| // perhaps we should directly write to XMLSerializer, |
| // or maybe add more methods like writeLeafElement. |
| public String print(BeanT o) throws AccessorException, SAXException { |
| ListT list = acc.get(o); |
| |
| if(list==null) |
| return null; |
| |
| StringBuilder buf = new StringBuilder(); |
| XMLSerializer w = XMLSerializer.getInstance(); |
| ListIterator<ItemT> itr = lister.iterator(list, w); |
| |
| while(itr.hasNext()) { |
| try { |
| ItemT item = itr.next(); |
| if (item != null) { |
| if(buf.length()>0) buf.append(' '); |
| buf.append(xducer.print(item)); |
| } |
| } catch (JAXBException e) { |
| w.reportError(null,e); |
| } |
| } |
| return buf.toString(); |
| } |
| |
| private void processValue(BeanT bean, CharSequence s) throws AccessorException, SAXException { |
| PackT pack = lister.startPacking(bean,acc); |
| |
| int idx = 0; |
| int len = s.length(); |
| |
| while(true) { |
| int p = idx; |
| while( p<len && !WhiteSpaceProcessor.isWhiteSpace(s.charAt(p)) ) |
| p++; |
| |
| CharSequence token = s.subSequence(idx,p); |
| if (!token.equals("")) |
| lister.addToPack(pack,xducer.parse(token)); |
| |
| if(p==len) break; // done |
| |
| while( p<len && WhiteSpaceProcessor.isWhiteSpace(s.charAt(p)) ) |
| p++; |
| if(p==len) break; // done |
| |
| idx = p; |
| } |
| |
| lister.endPacking(pack,bean,acc); |
| } |
| |
| public void parse(BeanT bean, CharSequence lexical) throws AccessorException, SAXException { |
| processValue(bean,lexical); |
| } |
| |
| public boolean hasValue(BeanT bean) throws AccessorException { |
| return acc.get(bean)!=null; |
| } |
| } |