| /* |
| * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * 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 |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package com.sun.xml.internal.ws.spi.db; |
| |
| import java.util.HashSet; |
| import java.util.Iterator; |
| import java.util.Collection; |
| import java.util.List; |
| import java.util.Set; |
| import java.io.InputStream; |
| import java.io.OutputStream; |
| import java.util.NoSuchElementException; |
| |
| import javax.xml.bind.JAXBException; |
| import javax.xml.bind.attachment.AttachmentMarshaller; |
| import javax.xml.bind.attachment.AttachmentUnmarshaller; |
| import javax.xml.namespace.NamespaceContext; |
| import javax.xml.stream.XMLStreamReader; |
| import javax.xml.stream.XMLStreamWriter; |
| import javax.xml.transform.Result; |
| import javax.xml.transform.Source; |
| |
| import org.w3c.dom.Node; |
| import org.xml.sax.ContentHandler; |
| |
| /** |
| * RepeatedElementBridge |
| * |
| * @author shih-chang.chen@oracle.com |
| */ |
| @SuppressWarnings({"rawtypes", "unchecked"}) |
| public class RepeatedElementBridge<T> implements XMLBridge<T> { |
| |
| XMLBridge<T> delegate; |
| CollectionHandler collectionHandler; |
| |
| public RepeatedElementBridge(TypeInfo typeInfo, XMLBridge xb) { |
| delegate = xb; |
| collectionHandler = create(typeInfo); |
| } |
| |
| public CollectionHandler collectionHandler() { |
| return collectionHandler; |
| } |
| |
| @Override |
| public BindingContext context() { |
| return delegate.context(); |
| } |
| |
| @Override |
| public void marshal(T object, XMLStreamWriter output, AttachmentMarshaller am) throws JAXBException { |
| delegate.marshal(object, output, am); |
| } |
| |
| @Override |
| public void marshal(T object, OutputStream output, NamespaceContext nsContext, AttachmentMarshaller am) throws JAXBException { |
| delegate.marshal(object, output, nsContext, am); |
| } |
| |
| @Override |
| public void marshal(T object, Node output) throws JAXBException { |
| delegate.marshal(object, output); |
| } |
| |
| @Override |
| public void marshal(T object, ContentHandler contentHandler, AttachmentMarshaller am) throws JAXBException { |
| delegate.marshal(object, contentHandler, am); |
| } |
| |
| @Override |
| public void marshal(T object, Result result) throws JAXBException { |
| delegate.marshal(object, result); |
| } |
| |
| @Override |
| public T unmarshal(XMLStreamReader in, AttachmentUnmarshaller au) throws JAXBException { |
| return delegate.unmarshal(in, au); |
| } |
| |
| @Override |
| public T unmarshal(Source in, AttachmentUnmarshaller au) throws JAXBException { |
| return delegate.unmarshal(in, au); |
| } |
| |
| @Override |
| public T unmarshal(InputStream in) throws JAXBException { |
| return delegate.unmarshal(in); |
| } |
| |
| @Override |
| public T unmarshal(Node n, AttachmentUnmarshaller au) throws JAXBException { |
| return delegate.unmarshal(n, au); |
| } |
| |
| @Override |
| public TypeInfo getTypeInfo() { |
| return delegate.getTypeInfo(); |
| } |
| |
| @Override |
| public boolean supportOutputStream() { |
| return delegate.supportOutputStream(); |
| } |
| |
| static public interface CollectionHandler { |
| int getSize(Object c); |
| Iterator iterator(Object c); |
| Object convert(List list); |
| } |
| |
| static class BaseCollectionHandler implements CollectionHandler { |
| Class type; |
| BaseCollectionHandler(Class c) {type = c;} |
| @Override |
| public int getSize(Object c) { return ((Collection) c).size(); } |
| @Override |
| public Object convert(List list) { |
| try { |
| Object o = type.newInstance(); |
| ((Collection)o).addAll(list); |
| return o; |
| } catch (Exception e) { |
| e.printStackTrace(); |
| } |
| return list; |
| } |
| @Override |
| public Iterator iterator(Object c) {return ((Collection)c).iterator();} |
| } |
| |
| static final CollectionHandler ListHandler = new BaseCollectionHandler(List.class) { |
| @Override |
| public Object convert(List list) {return list;} |
| }; |
| |
| static final CollectionHandler HashSetHandler = new BaseCollectionHandler(HashSet.class) { |
| @Override |
| public Object convert(List list) { return new HashSet(list);} |
| }; |
| |
| static public CollectionHandler create(TypeInfo ti) { |
| Class javaClass = (Class) ti.type; |
| if (javaClass.isArray()) { |
| return new ArrayHandler((Class) ti.getItemType().type); |
| } else if (List.class.equals(javaClass) || Collection.class.equals(javaClass)) { |
| return ListHandler; |
| } else if (Set.class.equals(javaClass) || HashSet.class.equals(javaClass)) { |
| return HashSetHandler; |
| } else { |
| return new BaseCollectionHandler(javaClass); |
| } |
| } |
| |
| static class ArrayHandler implements CollectionHandler { |
| Class componentClass; |
| public ArrayHandler(Class component) { |
| componentClass = component; |
| } |
| @Override |
| public int getSize(Object c) { |
| return java.lang.reflect.Array.getLength(c); |
| } |
| @Override |
| public Object convert(List list) { |
| Object array = java.lang.reflect.Array.newInstance(componentClass, list.size()); |
| for (int i = 0; i < list.size(); i++) { |
| java.lang.reflect.Array.set(array, i, list.get(i)); |
| } |
| return array; |
| } |
| @Override |
| public Iterator iterator(final Object c) { |
| return new Iterator() { |
| int index = 0; |
| @Override |
| public boolean hasNext() { |
| if (c == null || java.lang.reflect.Array.getLength(c) == 0) { |
| return false; |
| } |
| return (index != java.lang.reflect.Array.getLength(c)); |
| } |
| @Override |
| public Object next() throws NoSuchElementException { |
| Object retVal = null; |
| try { |
| retVal = java.lang.reflect.Array.get(c, index++); |
| } catch (ArrayIndexOutOfBoundsException ex) { |
| throw new NoSuchElementException(); |
| } |
| return retVal; |
| } |
| @Override |
| public void remove() {} |
| }; |
| } |
| } |
| } |